Honors Anatomy and Physiology Exam
Effector
A cell or organ that responds to commands of the control center in negative feedback is termed a_______________
All levels of organization within an organism are interdependent
A chemical imbalance in the blood can cause the heart to stop pumping blood, which in turn will cause other tissues and organs to cease functioning. This observation supports the view_____________
inversion
A common injury to the ankle occurs by excessive turning of the solve inward, termed_____________________
Parasagittal
A cut parallel to the midsagittal plane would produce a(n) ________ section.
The central nervous system consists of the brain and spinal cord and it integrates, processes, and coordinates sensory data and motor commands. The peripheral nervous system consists of all the nervous tissue outside the central and enteric nervous system.
Compare the central and peripheral nervous system.
second-class
Contracting the gastrocnemius muscles to elevate the body on the toes involves a ___ lever.
both parasympathetic and sympathetic levels of stimulation
Control of the diameter of the respiratory passages depends upon____________________________.
fracture
Damage to a bone because of extreme load, sudden impact, or stresses applied from an unusual direction is called a ___________________________.
supporting connective
Damage to a joint cartilage is affecting which type of tissue?
receptor, sensory neuron, motor neuron, effector, and sometimes interneurons may be involved.
List the components of a reflex are.
ARE: supporting epithelia, anchoring blood vessels and nerves, storing fats, serving as packing materials NOT: transporting substances throughout the body
Loose connective tissue functions in all of the following ways EXCEPT,
pulling both thighs inward toward a center point, bringing your knees together
Many gyms feature weightlifting machines called "adductor machines" that are use to strengthen the thighs. If you were to work out on one of these, what would you be doing?
the gastrointestinal tract
Motile cilia cover the free surface of_________________
elevation
Movement associated with chewing food?
Italy
Much of the early history in anatomy is tied to what country____________
contraction
Muscle tissue, one of the four basic tissue groups, consists chiefly of cells that are highly specialized for__________________
medialis
Muscles located close to the midline of the body may be called_______________________
TRUE: supraspinatus, infraspinatus, subscapularis, teres minor FALSE: rhomboid
Muscles of the rotator cuff include all of the following EXCEPT the_____________________
cardiac muscle, smooth muscle, glands, and adipose tissue
Name the effectors of the ANS.
cell body, axon, dendrites
Name the structural components of a typical neuron.
muscle cells
Neurons and________________ have electrically excitable membranes that propagate action potentials.
flexion and extension
Nodding your head "yes" is an example of___________________
8
Number of carpals in each hand?
12
Number of pairs of ribs in human body?
medial rectus
Pam's daughter is born cross-eyed. As she grows, the problem does not improve. Her physician suggests cutting an eye muscle to bring the eyes into a more normal position. Which muscle will the doctor cut?
TRUE: is called carpal tunnel syndrome, results from inflammation of the synovial tendon sheaths, results from inflammation of the carpal retinacula, irritates the median nerve TRUE: never causes muscle weakness
People who are engaged in repetitive hand movements such as typing or playing the piano may suffer wrist pain, especially during palmar flexion. All of the following are true concerning this condition EXCEPT that it________________________________
Integumentary
Protection from the environmental hazards is a function of the __________system
1. extensive bleeding occurs, 3. hematoma is formed to close off blood flow, 2. an internal callus forms from a network of spongy bone, 5. osteoblasts replace the central cartilage of the callus, 4. remodeling continues by osteoblasts and osteoclasts leaving little evidence of the break
Put the following steps of fracture repair into the correct order?
Ipsilateral
Reflexes that activate muscles on the same side of the body as the stimulus are called_____________________________.
grey
Regions of the CNS where neuron cell bodies dominate constitute the_____________________ matter.
white
Regions of the CNS with an abundance of myelinated axons constitute the______________________ matter.
Kertanized stratified squamous
The epithelial tissue that covers skin is classified as __________________
mesothelium
The epithelium that lines the body cavities is known as_________________
separates the pleural cavities and contains the pericardial cavity
The mediastinum______________________
marrow
The medullary cavity of bones contains_______________
important in regulating muscle length
The stretch reflex___________________________
sliding filament theory
The structural explanation of how a muscle fiber contracts is called the_____________________________
gomphosis
The synarthrosis that binds the teeth to the bony socket is a __________________________
pericardial and pleural cavities
The thoracic cavity contains the
connective tissue proper, fluid connective, and supporting connective
The three types of connective tissues include_________________
white cells, red cells, and platelets
The three types of formed elements of blood are ________.
collagen, reticular, elastic
The three types of protein fibers in connective tissue are
nodes
The tiny gaps between adjacent Schwann cells are called_____________________________.
epithelial
The tissue that always has a "top" and a "bottom" is_____________tissue
circumduction
The two little girls who hold and move the rope in jump-rope are performing what action?
thoracic and abdominopelvic
The two major divisions of the ventral body cavity are the____________________________
isometric
The type of contraction in which the muscle fibers bulge but do not shorten is called_________________________
slow
The type of muscle fiber that is most resistant to fatigue is the __________________________ fiber.
Right lower; left lower
The urinary bladder is found in the ________ quadrant and the ________ quadrant.
occipital lobe
The visual cortex is located in the_________________________
plasma
The watery fluid component of blood is called ______________________
distal
The wrist is ______________ to elbow elbow
retract and elevate the corner of the mouth
The zygomaticus major muscle acts to _____.
thalamus
The__________________ filters and relays sensory information to the cerebral cortex.
crossed extensor
The__________________ reflex complements the flexor reflex by activating contralateral muscles.
somatic
The____________________ nervous system controls the skeletal muscles.
stratified columnar
The_____________________ epithelium is found in the large pancreatic ducts.
Masseter
The_______________________ muscle acts to elevate the mandible and close the jaw.
central
The________________________ nervous system is composed of the brain and spinal cord.
autonomic
The___________________________ nervous system provides involuntary regulation of smooth muscle, cardiac muscle, and glandular activity.
hypothalamus
The___________________________ provides the principal link between the nervous and endocrine systems.
12
There are ____ pairs of cranial nerves
Tina suffered no damage to her spinal cord
Tina falls while climbing a tree and lands on her back. Her frightened parents take her to the emergency room, where she is examines. Her knee-jerk reflex is normal and she exhibits a plantar reflex (negative Babinski reflex). These results suggest that
muscle
Tissue that is specialized for contraction is __________________tissue
neural
Tissue that is specialized for the conduction of electrical impulses is ________ tissue.
moves a limb away from a painful stimulus
The flexor reflex___________________
reticular connective
The framework or stroma of organs such as the spleen, liver, and lymph nodes is made up of ________ tissue.
support, move, and brace limbs
The function of the appendicular muscles is to________________________
medial
The heart is ________ to the lungs.
Organ
The heart is an example of an ____________________
decreases the level of calcium ion in the blood
The hormone calcitonin____________________
long
The humerus is an example of a(n) ________ bone.
Brain
The integrating center for the negative feedback loop that regulates body temperature is________________
absorbed quickly
The intestinal response to PTH secretion when calcium ion levels are low is that calcium is_____________________
shoulder
The joint that permits the greatest range of mobility of any joint in the body is the ________ joint.
Right upper
The liver is primarily located in the ________ quadrant.
articulation
The location where two bones meet is called a joint, or an_________________________
Homeostasis
The maintenance of a constant internal environment in an organism is
dense irregular connective tissues
Tissues that provide strength and support for areas subjected to stresses from many directions are __________________________
opposition
To pinch with a thumb and finger involves a movement called________________
the buccinator and orbicularis oris
Tom, a trumpet player, asks you which muscles he should develop in order to be a better trumpeter. What would you tell him?
lining the urinary bladder
Transitional epithelium is found_________________
sympathetic division of the ANS
Which division of the ANS is responsible for the physiological changes you experience when startled by a loud noise?
sensory
Which division of the PNS brings information to the CNS?
plantar flexion
Which foot movement enables a ballerina to stand on her toes?
mature bone cell
Which of the following best matches osteocytes?
vertebra
Which of the following bones is classified as "{irregular" in shape?
fibroblasts
Which of the following connective tissue cells produces collagen?
lateral rotation of the humerus
Which of the following describes the action of the serratus anterior?
TRUE: provides cushioning for delicate neural tissues, provides buoyant support for the brain, acts as a transport medium for nutrients, acts as a transport medium for waste products FALSE: provides ATP for impulse transmission
Which of the following is NOT a function of cerebrospinal fluid?
ARE: body support, calcium homeostasis, protection of internal organs, blood cell production NOT: temperature regulation
Which of the following is NOT a function of skeletal system?
TRUE: sense the internal and external environments, integrate sensory information, coordinate voluntary and involuntary activities, and control peripheral effectors FALSE: direct long-term functions, such a growth
Which of the following is NOT a function of the nervous system?
ARE: freely movable, reinforced by accessory structures, contain synovial fluid, covered by a capsule NOT: covered by a serous membrane
Which of the following is NOT a property of synovial joints?
TRUE: produce movement, maintain posture, maintain body temperature, guard body entrances and exits FALSE: controlled involuntarily
Which of the following is NOT a recognized function of skeletal muscle?
TRUE: anaxonic, bipolar, multipolar, unipolar FALSE: pseudopolar
Which of the following is NOT a recognized structural classification for neurons?
TRUE: inferior rectus, lateral rectus, medial rectus, superior oblique FALSE: rectus abdominis
Which of the following is NOT an extrinsic eye muscle?
YES: right hypochondriac, right inguinal region, left lumbar, left hypochondriac NOT: upper right
Which of the following is NOT considered an abdominopelvic region?
TRUE: parallel, convergent, pennate, circular FALSE: perpendicular
Which of the following is NOT one of the forms of fascicle organization?
TRUE: buccinator, depressor labii inferioris, risorius, mentalis FALSE: masseter
Which of the following is NOT primarily a muscle of facial expression?
TRUE: normal in newborns, abnormal in adults, a sign of injury to descending spinal tracts, causes flaring of the toes when the sole is stroked FALSE: causes you to close your eyes when you sneeze
Which of the following is NOT true about a positive Babinski reflex?
TRUE: it depends upon calcium stored and released from the skeletal system, It depends upon calcitonin and parathyroid hormone levels to maintain calcium homeostasis, it depends upon the integumentary system to protect muscles, it depends upon the nervous system to stimulate skeletal muscle tissue to contract FALSE: it depends upon the cardiovascular system to provide the hemoglobin stored in slow muscle fibers
Which of the following is NOT true of the muscular system?
Downward
While standing erect, the direction of caudal is___________
back refers to dorsal
While standing in the anatomical position______________
muscle tension is produced
in the excitation-contraction coupling cycle, what is the last step?
negative
if a response DECREASES a disturbance, the system is classified as a _______________________ feedback system
muscle, connective, epithelial, nervous
in which of the following are the four tissue types arranged correctly from the highest to lowest percentage of body weight?
synarthrosis
A suture is an example of a ____________________
diarthrosis
A synovial joint is an example of a___________________
bone
Chondrocytes are to cartilage as osteocytes are to_______________
fibrocartilage
A herniated discs is an injury of the pads of cartilage between the vertebrae in which the cartilage bulges from normal position. What type of cartilage is affected?
hinge
A joint that permits only flexion and extension is a _____________________joint.
Heart
A midsagittal section would pass through the _______________
synergist
A muscle that assists the muscle that is primarily responsible for a given action is an_____________________
circular
A muscle that controls the diameter of an opening is a ___________ muscle.
hypoglossal
A patient develops a tumor of a cranial nerve that leads to difficulty in speaking from a loss of tongue movement. Which cranial nerve is affected?
Anatomical
A person facing forward with hands at the sides and palms facing forward is in the ________________
Supine
A person is lying on the bed gazing at the ceiling. She is in___________position
prone
A person lying face down is in the _____________position
flat
A rib is an example of a __________________bone
amphiarthrosis
A slightly movable joint is an__________________
serous membrane
Adhesions of the abdominopelvic organs due to friction occur when ____________________ is/are damaged.
left frontal
After suffering a stroke, Mary finds that she cannot move her right arm. This would suggest that the stroke damage is in the area of the ________ lobe.
ARE: pituitary, thyroid, thymus, pancreas NOT: Muscle
All of the following are organs of the endocrine system, except______________
the spleen
All of the following are structures of the cardiovascular system, except__________________
ARE: lack centrioles and cannot divide, conduct a nervous impulse, composed of dendrites a cell body, and an axon, the longest cells in the body NOT: are a very specialized form of connective tissue
All of the following are true of neurons EXCEPT that they
TRUE: diaphragm FALSE: internal oblique, external oblique, rectus abdominis, transverse abdominis
All of the following muscles compresses the abdomen EXCEPT_________________
ARE: simple squamous, simple cuboidal, pseudostratified columnar, simple columnar NOT: stratified squamous
All of the following types of epithelium can be found where absorption or secretion takes place EXCEPT_______________
ARE: develops within a connective tissue, has no basement membrane, has gaps of up to 1 mm between adjacent cells, continually exchanging fluid and solutes between its fluid and the blood NOT: Avascular
All the following are characteristics of synovial membrane EXCEPT that is_______________________
ARE: loose areolar, adipose, reticular, dense regular NOT: cartilage
All the following are connective tissue proper, EXCEPT_________________
YES: blood clot formation release of chemicals from the blood vessels after injury, decrease bleeding after injury, relaxation of smooth muscles blood vessels when body temperature goes up. NOT: Increase heart rare after blood loss
All the following are examples of positive feedback EXCEPT,
DO: brain, skin, blood vessels, sweat glands NOT: gastrointestinal system
All the following participate in thermoregulation EXCEPT,
TRUE: biceps femoris, semimembranosus, semitendinosus, sartorius FALSE: rectus femoris
All the following provides flexion of the knee EXCEPT__________________
agonist
An alternate name for the prime mover in muscle action is__________________________
anterior
An anatomical term that means the SAME as "ventral" is____________
epithelium
Close examination of an organ reveals a lining of several layers of cells. The layers do not contain any blood vessels and one surface of the cells is open to the internal cavity of the organ. This tissue is probably________________
tibialis anterior
An antagonist to the gastrocnemius is the__________________________________
YES: Temperature sensors on the skin that detect a stimulus NO: sweat glands that increase secretion, regulatory centers that send commands to an effector, effectors that cause blood vessels to dilate, sweat glands that act like effectors
An example of a receptor in a negative feedback loop controlling body temperature would be____________
compound
An open, or_______________, fracture projects through the skin.
sensory function
Are unipolar neurons in a tissue sample of the PNS more likely to have a sensory or a motor function?
articular cartilage
Arthritis always involves damage to ______________________
Function
Because the anatomy and physiology of the body's structures are interrelated, it is often said that "form determines____________"
hyperextend
Bending at the neck to look up at starts would _________________ the neck.
fluid connective tissue
Blood belongs to which of the following types of connective tissue?
calcium
Bone plays a central role in the regulation of blood levels of__________________
adipocytes
Cells that store fat are called________________
ARE: secretion, regeneration, polarity, contraction NOT: avascularity
Characteristics of epithelia include all the following EXCEPT
adduct the humerus
Damage to the pectoralis major would interfere with a persons ability to:
oculomotor
Damage to the_________________________ nerve would result in near paralysis of the eye.
white blood cells
Defense cells in blood are called ___________________
A spinal reflex is an automatic response to a stimulus that is controlled in the spinal cord and can function without input from the brain.
Define spinal reflex.
Sensory input travels toward the spinal cord and motor commands travel away from the spinal cord.
Describe the direction of sensory input and motor commands relative to the spinal cord.
vagus and glossopharyngeal
Difficulty in swallowing may be a sign of damage to which cranial nerves?
Endocrine
Directing long-term changes in activities of other organ systems is the major function of the _____________system
lobes
Divisions of the cerebral hemispheres that are named after the overlying skull bones are_______________________
oculomotor
Droopy eyelids and double vision can result from injury to the_______________________ nerve.
The opposite side is extended. This is called the crossed extensor reflex.
During a withdrawal reflex of the foot, what happens to the limb on the side opposite the stimulus? What is this response called?
bones grow wider
During appositional growth,______________
glucose is produced from lactate
During the Cori cycle in the liver__________________
additional oxygen is required to restore energy reserves consumed during exercise
During the recovery period, the body's need for oxygen is increased because___________________________
areolar connective tissue
Each of the following is an example of dense connective tissue EXCEPT_________________
TRUE: levator, pronator, tensor, adductor FALSE: sartorius
Each of the following terms is a descriptive term for a muscle's action EXCEPT__________________
in the ear
Elastic cartilage is found_______________
Urinary
Elimination of excess water, salts, and waste products are functions of the _______________________system
secretion
Epithelial cells exhibit modifications that adapt them for______________
medullary cavity
Fat is stored within in__________________
YES: providing physical protection, controlling permeability, absorption, producing specialized secretions NOT: supporting muscle cells
Functions of epithelial include all the following EXCEPT
endocrine
Glands that secrete hormones into the interstitial fluid are____________________ glands.
simple squamous
The epithelial cells that are flat, thin and have one layer called______________
Receptor; control center (integrating center); effector
Homeostatic regulations usually involves a________________that detects a particular stimulus, and a _______________that responds to the stimulus by communicating with an ______________effector whose activity has an effect on the same stimulus
the bone would be more brittle
How would denaturing collagen from the bone matrix affect the physical properties of a bone?
sympathetic division and parasympathetic division
Identify two major divisions of the ANS.
Positive
If a response INCREASES a disturbance, the system is classified as a____________________ feedback system
intercellular
In _____________________ growth, cartilage grows wider or thicker in diameter.
muscle tension exceeds the load and the muscle lifts the load
In an isometric contraction,____________________________________
leg extension and the effectors are the quadriceps femoris
In the patellar reflex, identify the response observed and the effectors involved.
muscle contraction
Interactions between actin and myosin filaments of the sarcomere are responsible for____________________
cardiac muscle
Intercalated discs and striations are characteristic of _________________tissue.
trigeminal
Jean needs to have a tooth in her mandible filled. Her dentist injects a local anesthetic to block pain afferents in one of her cranial nerves. What cranial nerve does the dentist numb?
Hypothalamus
Joe begins to experience mood swings and disturbed thirst and hunger. Imaging studies indicate that a brain tumor is the likely cause of these disorders. In what part of the brain is the tumor most likely located?
unipolar
Sensory neurons of the PNS are____________________
forming the kidney tubules
Simple cuboidal epithelium is found__________________
shortens
Since each myofibril is attached at either end of the muscle fiber, when sarcomeres shorten, the muscle fiber____________________________
sutural
Small, oddly shaped bones that fill gaps between bones of the skull are called ________ bones.
TRUE: vasoconstriction to digestive organs, vasodilation to skeletal muscle, increased heart rate, increase in alertness FALSE: increased release of insulin
Sympathetic activation leads to all of the following EXCEPT______________________
fibrocartilage
Syndesmosis is to ligament as symphysis is to________________
one body part in relation to another
Terms of anatomical direction are used to describe______________
orbicularis oris
The "kissing muscle" that purses the lips is the___________________________
inferior rectus
The ______________________muscle allows you to look down
Kneecap
The anatomical name for the patellar region is the__________
thumb
The anatomical name for the pollex is the__________
cheek
The anatomical term for the buccal region is the _____________
epiphysis
The articular cartilage of a typical long bone covers portion of what part of the body?
temporal lobe
The auditory cortex is located in the_______________________
TRUE: facial expression, the tongue, the eye, mastication FALSE: vocal expression
The axial muscles of the head and neck are assigned to one of the following functional groups EXCEPT the muscles of_______________________________
neuron
The basic functional unit of the nervous system is the_________________________
simple squamous
The body's most delicate type of epithelium is the ___________________ epithelium
TRUE: dictate direction of movement, modify distance of movement produced by a force, contribute effective strength of a force, modify speed of movement produced by a force FALSE: inhibit movement
The bones, which serve as levers in the body, do NOT___________________
tendon
The bundle of collagen fibers at the end___________________
short
The carpal bones are examples of_______________bones
Homeostasis
The central principle of physiology is
parietal lobe
The cerebral area posterior to the central sulcus is the________________________
inferior
The chin is________________ to the nose
Wrist
The common term for the carpal region is the__________
Trigeminal
The cranial nerve that has three major branches is the_______________________
Endomysium
The delicate connective tissue that surrounds the skeletal muscle fibers and ties adjacent muscle fibers together is the_______________________________
epimysium
The dense layer of connective tissue that surrounds the entire skeletal muscle is the_______________________
collagen
The dominant fiber type in most dense connective tissue is ___________________
stratified cuboidal
The ducts of sweat glands and mammary glands are covered by________________ epithelium.
hinge
The elbow joint is an example of a(n) _____ joint.
origin
The end of a muscle that remains stationary when the muscle contracts is called the________________________
multipolar
The most abundant class of neuron in the central nervous system is______________________
third-class
The most common lever systems in the body are those that have the applied force between the fulcrum and the load. These are called ________ levers.
depression
The movement of a body part downward is called____________________
lateral (external) rotation
The movement of rotating a limb outward is called____________________
thoracic cavity; abdominopelvic cavity
The muscle known as the diaphragm separates the ________ from the ________.
triceps brachii
The muscle that extends the arm while doing push-ups is the_______________________________
smooth
The muscle tissues that shows no striations is ____________________muscle
oligodendrocytes
The myelin sheath that covers many CNS axons is formed by____________________________
TRUE: the angle of the muscle relative to the long axis of the body, the action of the muscle, the location of the muscle, structural characteristics of the muscle FALSE: collagen content of the muscle
The names of the muscles can indicate all of the following EXCEPT_______________________________
digestion
The parasympathetic nervous system is especially active during which physiological states?
sarcolemma
The plasma membrane of the skeletal muscle is called the____________________
deltoid
The powerful abductor muscles of the upper arm is the______________________
exocrine
The process of lactation (milk production) depends on both merocrine and __________________ secretion by mammary gland epithelial cells.
pelvic quadrant
The quadrants of the abdominopelvic region include all of the following except the
condylar
The radiocarpal joints is a__________________
I band
The region of the sarcomere that always contains only thin filaments is the_______________________
parietal lobe and the frontal lobe
The regions of the cerebral cortex superior to the lateral sulcus is the___________________________.
Sacromere
The repeating contractile unit of a skeletal muscle fiber is the___________________
right lung
The right pleural cavity contains the___________
Peritoneum
The serous membrane covering the stomach and most of the intestines is called the_________________
diaphysis
The shaft of a long bone is called the ______________
deltoid, triceps brachii, and brachioradialis
Twelve-year-old Aaron tried out for the Little League baseball team and was chosen as a pitcher. One day, after a few months of practice and games, Aaron's father told him, "Hey, kid, you're really getting some muscle definition there! You're going to be a major league pitcher someday, with muscles like that!" Which of Aaron's muscles in particular do you think were growing stronger and getting larger as a result of his pitching?
on the heart itself
Visceral pericardium is located_______________
All reflexes are rapid, unconscious patterned responses to stimuli that restore or maintain homeostasis.
What are common characteristics of reflexes?
A reflex is a rapid, automatic response triggered by specific stimuli.
What is a reflex?
Cellular
What is the smallest living level of organization
red blood cells
What type of cells makes up almost half the volume of blood?
appear dark red
When comparing slow fibers to fast fibers, slow fibers___________________________
Illness or disease
When homeostatic mechanisms fail, an individual will experience the symptoms of_______________
long bones have reaches their adult length
When the epiphyseal plate is replaced by bone,______________________
lumbar and cervical
Which curvatures of the spine develop after birth?
ARE: interacts with the muscular system to provide movement, interacts with the nervous system by providing protection to the spinal cord, interacts with the cardiovascular system by providing blood cells, interacts with the digestive system by absorbing more calcium when needed NOT: it interacts with the lymphatic system to regulate calcium levels.
Which of the following is NOT true of the skeletal system?
apocrine
Which of the following is a type of secretion in which some cytoplasm is lost with the product?
hamstring group
Which of the following is an appendicular muscle group rather than an axial muscle group ?
hip
Which of the following is an example of a ball-and-socket joint?
Organism, system, organ, tissue, cellular, molecular
Which of the following is arranged in correct order from the most complex to the simplest
ACh diffuses across synaptic cleft
Which of the following is the first step taken after an action potential arrives at the axon terminal?
mucous
Which of the following membranes line cavities that communicate with the exterior of the body?
tendon attachment that moves
Which of the following most aptly describes "muscle insertion"?
GOOD: spreading the fingers BAD: opening the mouth, turning the hand palm upward, extreme backward bending of the head, moving the hand toward the shoulder
Which of the following movements is a good example of abduction?
opening the mouth
Which of the following movements is a good example of depression?
ovary
Which of the following organs is NOT contained within the abdominal cavity
spleen
Which of the following organs is located between the peritoneum and the body wall?
5,2,4,1,6,3,7
Which of the following puts the steps of a muscle fiber contraction cycle in the correct order? 1. Myosin heads pivot 2. active sites exposed 3. myosin reactivates 4. Cross-bridge 5. Calcium ions arrive from SR 6. Cross-bridge detach 7. Cycle repeats while Ca2+ is high and ATP is available
1,3,2,4,5
Which of the following puts the steps of an action potential in the correct order? 1. Small increase in membrane permeability to Na+ 2. Membrane potential reaches +30 mV 3. Voltage-gated Na+ channels open 4. Repolarization continues to resting membrane potential 5. Membrane potential stabilizes
deep fascia
Which of the following refers to the dense connective tissue that surrounds a muscle and blends with the tendon?
TRUE: afford little mechanical protection, are characteristics of regions where secretion or absorption occurs, line internal compartments and passageways, are avascular FALSE: they cover surfaces subjected to mechanical or chemical stress
Which of the following statements about simple epithelial is FALSE?
TRUE: the contractions of skeletal muscles pull on tendons and move bones of the skeleton, skeletal muscles store nutrients reserves, skeletal muscles support the weight of some internal organs, skeletal muscle contractions help maintain body temperature. FALSE: skeletal muscles are responsible for the pumping action of the heart
Which of the following statements is incorrect?
TRUE: Most have both slow and fast fibers, slow fibers are abundant in the calf muscles, eye muscles are composed entirely of fast fibers, slow fibers are abundant in the back muscles. FALSE: fast fibers are high in myoglobin
Which of the following statements is/are NOT TRUE regarding human muscles?
Pericardial Sac
Which of the following structures is located within the mediastinum?
weakness of the sternocleidomastoid muscle
Which of the following symptoms would you associate with damage to the spinal accessory nerve?
Pedal
Which of the following terms refers to the foot?
Epithelial Tissue
Which of the following tissues covers and protects exposed surface areas of the body
TRUE: vastus lateralis, vastus medialis, vastus intermedius, rectus femoris FALSE: biceps femoris
Which of these muscles is NOT a member of the quadriceps femoris group?
ARE: releases chemicals that affect other organs or tissues, produces effects that last for days or longer, produces an effect that involves several organs or tissues at the same time, it is important in regulating organs and tissues NOT: It produces a more rapid response than the nervous system
Which one of the following is NOT a characteristic of the endocrine system
Digestive
Which organ system transports nutrients, metabolic wastes, gases, and defense cells
sagittal
Which plane divides the body into right and left parts?
hyaline cartilage
Which type of connective tissue is found between the ribs and the sternum, or supporting the trachea?
plane/gliding
Which type of joint is found between the carpal bones?
neural
Which type of tissue conducts electrical impulses
muscle
Which type of tissue contracts to produce movements
`epithelial
Which type of tissue covers exposed surfaces of the body?
connective
Which type of tissue fills internal spaces of the body?
smell his food
You suspect your friend has damage to cranial nerve I when he is unable to______________________
protract
You________________your jaw when you grasp your upper lip with your lower teeth.
adipose; loose
_______________ connective tissue is a type of __________________ connective tissue
endocrine glands
________________ secrete hormones and prohormones in the intestinal fluid, which later enters blood.
tendons; ligaments
_________________ attach skeletal muscles to bones, and _____________________ connect one bone to another.
stratified squamous
__________________ epithelium is found lining the anus and vagina
Ventricles
____________________ are chambers within the brain that contain cerebrospinal fluid.
bipolar
_____________________ neurons are short, with a cell body between dendrite and axon, and occur in special sense organs.
multipolar
______________________ neurons are the mot common class in the CNS.
propriceptors
___________________________ monitor the position of skeletal muscles and joints.
closed or simple
_____________________fractures are completely internal; they do not break through the skin.
Epithelial and connective
___________________tissues combine to from body membranes that cover and protect other structures and tissues in the body.
osteogenic cells
_________________are stem cells that develop into osteoblasts.
spongy
________________bone reduces the weight of the skeleton and reduces the load on muscles.
articular cartilage
_______________prevents damaging bone-to-bone contact within movable joints.
Histology
______________is the study of tissue structures
osteoclasts
____________free calcium from bone to maintain blood calcium levels.
structure; function
anatomy is to_________ as physiology is to _____________
digestive
gas exchange is to the respiratory system as absorption of nutrients is to what system
bone
osseous tissue is also called ______________________
increases gastric motility
parasympathetic stimulation_____________________________
peritoneum
serous membrane of the abdominal cavity
lateral sulcus
superior border of temporal lobe is marked by the_____________________________.
Homeostasis
tendency for physiological systems to stabilize internal conditions is called____________________________
parasympathetic nervous system
the division of the autonomic nervous system that calms the body, conserving its energy.
highly vascular
unlike cartilage, bone _________________
negative feedback
when body temperature rises, a center i the brain initiates physiological changes to decrease the body temperature. This is an example of____________________
hallucis
which of the following terms is used to describe the location of a muscle_______________________________
skeletal
which organ system provides support, protect tissues, stores minerals, and forms blood
Respiratory
which organ system removes carbon dioxide from the bloodstream