A & P Final 1 !
Pacinian corpuscles respond to
deep cutaneous pressure and vibration
An expanded knob at the base of the hair root is the
hair bulb
Bone
has a rich blood supply
The levator palpebrae superioris muscle
raises the eyelid
Which of the following is NOT true of a transmission electron microscope (TEM)?
Gives the clearest three-dimensional images.
In the process of tissue repair, which of the events listed below occurs last?
Granulation tissue develops.
Which of the following statements concerning sutures is false?
The tissue between the bones is hyaline cartilage.
Which of the following is NOT true about astrocytes?
They can aid in the regeneration of injured neurons.
Which of the following is an example of incomplete dominance?
X-linked.
Which of the following situations could interfere with normal child birth?
a small pelvic outlet
An organ is
a structure composed of several tissue types
Compounds released from cells that influence the same cell are called _____________.
autocrine chemical messengers
Identify structure "D" on the above diagram.
autonomic ganglion
What does "B" represent?
axillary
When someone taps you on your shoulder, they stimulate the ____ nerve.
axillary
Which of the following is associated with nervous tissue?
axon
What type of gene expression are the ABO blood types an example of?
codominance
Dense regular collagenous connective tissue would be found in
ligament
Which of the following facial bones is correctly matched with its function?
maxilla - possesses sockets for teeth
Directional terms are important in the study of anatomy. What does "C" represent?
medial
What term dealing with cancer means "spreading to a new site"?
metastasis
Most neurons are permanent cells, however _____ are neurons that are constantly being replaced.
olfactory neurons
Which of the following is a visceral sensation?
pain
Match the disorder with its description. Sciatica
pain radiating down the back of the thigh and leg
What structure does "A" represent on the diagram of the plasma membrane?
phospholipid bilayer
An investigator who conducts an experiment to determine how changes in pH affect the function of enzymes on digestion is most likely to be a(n)
physiologist
A joint that consists of two opposed flat surfaces of approximately equal size is a _____ joint.
plane
A mutation involving a single nucleotide is a _____ mutation.
point
A person's height, intelligence, eye color, and skin color are examples of
polygenic traits
The blood-brain barrier
protects neurons from toxic substances in the blood.
Collagen, elastin, and reticular fibers in connective tissues all contain
proteins
Which of the following is a source of nitrogen for the body?
proteins
A cell that breaks down and recycles proteins would have large numbers of
proteosomes
The opposite of retraction is
protraction
A term that means "toward the attached end of a limb" is
proximal
A malfunction of the process of keratinization results in the condition known as
psoriasis
The amount of body area involved with a burn is determined by the
rule of nines
This stratum contains many layers of dead squamous cells.
stratum corneum
Rotating the forearm so that the palm faces anteriorly is called
supination
Label area "E" on the cerebral cortex.
visual cortex
An organic molecule such as a vitamin that makes an enzyme functional is called a/an
coenzyme
Osteogenesis imperfecta can be caused by abnormally formed
collagen
Which of the following categories of epithelium is based on cell shape?
columnar
Mechanical deficiency in transmission of sound waves to the spiral organ is
conduction hearing loss
Lipid-soluble hormones can be more easily excreted once they have water-soluble molecules added to their structure in a process called
conjugation
Marfan syndrome is a genetic disorder associated with _____ tissue.
connective
The cell is the basic unit of life. All cellular structures exhibit special functions. Match the structure with its function. What is the function of "E"?
contains digestive enzymes
The epidermis
contains no blood vessels
The optic disc
contains no photoreceptor cells.
The capacity of a muscle cell to shorten forcefully is known as
contractility
Which of the following activities is NOT associated with the cerebrum?
controlling the autonomic nervous system
When two or more presynaptic neurons synapse with a single postsynaptic neuron in the CNS, a(n) _______ pathway is formed.
convergent
The transparent anterior portion of the sclera is the
cornea
"Cutting off your nose" would be a section in the _____ plane.
coronal
Connective tissue in tendons is
dense regular collagenous tissue
The direction from which a sound is coming can be determined by the
differences in the time that sound waves take to reach each ear
Damage to the phrenic nerve would result in
difficulty breathing.
Skeletal muscles
extend from one bone to another bone
The anconeus works with the triceps brachii to
extend the forearm
Which muscle extends the four lateral toes?
extensor digitorum longus
The environment outside the plasma membrane is most appropriately referred to as
extracellular
A burn classified as partial thickness could be _____.
first or second degree
Which of the following is an organelle of locomotion?
flagellum
Bowing the head is an example of
flexion
If a person drums their fingers on the table, they would be using which of the following muscles?
flexor digitorum profundus
One ATP molecule is required for
formation of the cross-bridge, for movement of the cross-bridge, and for release of the cross-bridge
The diagram illustrates sensory nerve endings in the skin. What structure does "A" represent?
free nerve endings
List the arrangement of components found in a third-class lever.
fulcrum-pull-weight
Cell bodies of the peripheral nervous system are located in
ganglia
Visual inspection of the appearance of the liver and gallbladder during surgery is associated with which of the following?
gross anatomy
An organ system is
group of organs with a common set of functions.
The autonomic nervous system
has two sets of neurons in a series.
A baseball pitcher was hit on the side of the head by a line drive. When he was revived, he could not remember how many balls and strikes the batter had. This was because
he lost both working and short-term memory.
Damage to the vestibulocochlear nerve would result in some loss of
hearing and balance.
The ligamentum nuchae
helps keep the head erect.
What genetic disorder is the failure to produce clotting factors?
hemophilia
What results from damage to annulus fibrosus and release of nucleus pulposus?
herniated disk
What term means that both alleles are different?
heterozygous
The coxal bone is known as the
hip bone
Which of the following is mismatched?
hip joint - cruciate ligaments
Chromosome pairs are called
homologous pairs
What term means that both alleles are the same?
homozygous
What is formed from granulation tissue?
scar
Medial means
toward the middle or midline of the body.
The lower limit of resolution of a light microscope is
0.1μm
Arrange the following events in proper sequence:(1) The activating hormone interacts with a membrane-bound receptor.(2) Cyclic AMP causes the cell to carry out a function characteristic for that specific hormone.(3) Adenylyl cyclase catalyzes the transformation of ATP to cyclic AMP.(4) Adenylyl cyclase is activated. Select one:
1, 4, 3, 2
Nervous tissue of the CNS that is composed primarily of myelinated axons is often referred to as ______ matter.
12; 31
Which of the following result when the spinal cord is hemitransected (cut) on the left side?(1) loss of pain and thermal sensations below the injury on the left side(2) loss of pain and thermal sensations below the injury on the right side(3) loss of fine touch and pressure sensations below the injury on the left side(4) loss of fine touch and pressure sensations below the injury on right side(5) loss of fine motor control on the right side below the injury(6) loss of fine motor control on the left side below the injury Select one:
2, 3, 6
An atom has an atomic number of 19 and a mass number of 39. This atom will have
20 neutrons
In humans, somatic cells have ____ chromosomes, while reproductive cells (gametes) have ____.
46; 23
Normal blood pH is maintained within a range of
7.35 - 7.45
Which of the following is NOT an effect of aging on sense organs?
A large loss in the ability to detect odors.
The ligament of the head of the femur is located inside the hip joint between the femoral head and the______________________.
Acetabulum
ATP
All of these choices are correct
Which of the following factors will influence the rate of chemical reactions?
All of these factors will influence the rate of chemical reactions.
Neurotransmitter is being released at a synapse. Which of the following occurs last?
An action potential is produced in the postsynaptic membrane
Which of the following is consistent with homeostasis?
As body temperature rises, sweating occurs to cool the body.
The number of atoms in exactly 12 grams of carbon-12 is called
Avogadro's number.
Which of the following events occurs last?
Calmodulin binds to the enzyme that phosphorylates myosin and cross-bridges form
Which molecule determines the fluidity of the plasma membrane?
Cholesterol
David has been feeling tired lately, and after having blood work completed, it shows elevated TSH, low iodine, and low thyroid hormone levels. Predict the possible cause from the choices below.
David may have iodine deficiency that is causing his thyroid to produce too little thyroid hormone.
Which of the following is NOT a function of skeletal muscle?
Dilating and constricting the pupil of the eye
What genetic disorder is caused by having three chromosomes 21?
Down syndrome
Which of the following statements regarding melanin is true?
During pregnancy melanin production is increased
Which of the following is NOT true of a gene?
Each chromosome contains one gene.
Consider the two statements and use the following key to choose your answer.(1) the number of sympathetic neurons that innervate sweat glands(2) the number of parasympathetic neurons that innervate sweat glands Select one:
First item is greater than the second item.
There are more microbial cells than human cells in your body and the health of this microbiota clearly influences human well-being. How many microbes are there?.
For every cell in your body, there are ten microbial cells.
What type of burn involves damage to the epidermis, dermis, and subcutaneous tissue? 8-1-2013
Full thickness
Amanda has no visual impairments, but has noticed that in order to see clearly she must hold books farther from her face in order to read. What is happening to Amanda's vision?
Her lens is becoming more rigid with age
The study of tissues is
Histology
The time between cell divisions is called
Interphase
Which of the following is a function of the vertebral column?
It allows spinal nerves to exit the spinal cord
Which of the following is correctly associated with the medulla oblongata?
It contains nuclei for regulation of heart rate and blood vessel diameter.
Identify the statement concerning skeletal muscle that is true.
It is responsible for locomotion.
Which hormone is required for ovulation and formation of the corpus luteum? Select one:
LH (luteinizing hormone)
Synthesis of progesterone in the ovary and testosterone in the testis is stimulated by Select one:
LH (luteinizing hormone).
sensory speech area (Wernicke area)
Label area "D" on the cerebral cortex.
Which of the following statements concerning the process of tissue repair is false?
Labile cells cannot be replaced by the process of regeneration.
Which of the following skin changes is usually associated with aging?
Loss of subcutaneous tissue contributes to sagging of the skin.
Magnetic resonance imaging is based on the movement of
Magnetic resonance imaging is based on the movement of
Why does inhaling deeply and slowly through the nose help to identify an odor?
More air containing the odor is brought into contact with the olfactory epithelium
The delivery of a radioactive compound to the body to study the metabolism of tissues is called
PET
What is the function of the arachnoid granulations?
Reabsorb CSF into the blood of the dural sinuses
Which of the following is NOT a regulatory function of the endocrine system? Select one:
Regulates equilibrium and balance from the inner ear.
The structural RNA of ribosomes is a
Ribosomal RNA (rRNA)
The release of chemicals from an endocrine or exocrine gland is referred to as ______.
Secretion
Which of the following statements is false?
Structures receiving dual innervation by the ANS are regulated equally by both divisions
A parent of an baby visits her pediatrician because her baby is turning orange. Fortunately, the baby's lab tests indicate no abnormality. What could be causing the orange coloration?
The baby's diet consists of mostly sweet potatoes and carrots.
A molecular biologist discovers that if a specific drug effectively treats obesity in mice, what can researchers conclude?
The drug is effective in the mouse model; it must still be tested in humans.
All of the following statements concerning hair are true except one. Identify the exception.
The growth rate of all types of hair is the same
Which of the following statements regarding the temporomandibular (TMJ) joint is correct?
The joint is a combination plane and ellipsoidal joint
Why does muscle activity affect the temperature of the body?
The rate of chemical reactions increases in muscle fibers during contraction, so the rate of heat production also increases.
Which of the following statements is true?
The sympathetic division diverges more than the parasympathetic division.
Which of the following is false?
The thalamus controls many endocrine functions
Which of the following statements concerning fast-twitch muscle fibers is true?
They split ATP rapidly.
Which of the following statements is true?
Undamaged hair follicles can help regenerate damaged epithelium.
These are blood vessels that carry blood from the medullary cavity and periosteum to the osteon and run perpendicular to the long axis of the bone.
Volkmann canals
Long-term memory may involve
a change in the shape of the neuron's cytoskeleton.
Night blindness could be caused by
a lack of rhodopsin
Gout is
a metabolic disorder caused by increased uric acid in blood
Nails
a. protect the ends of digits.
What genetic disorder is a type of dwarfism characterized by shortening of the upper and lower limbs?
achondroplasia
A decreased sensitivity to a continued stimulus defines the term ______.
adaptation
Which of the following is a component of a nucleotide?
adenine--a nitrogen base
When skeletal muscle is producing carbon dioxide and water while making ATP, which chemical processes could be active at this time?
aerobic respiration
The presence of a cellular clock, presence of "death genes" and damage to DNA or mitochondria are all theories of _____.
aging
A genetic disease characterized by the inability to produce melanin is
albinism
What genetic disorder is characterized by lack of skin, hair, eye coloration?
albinism
The upper limb and its girdle are attached rather loosely to the rest of the body. This arrangement
allows a wide range of movements
The two classes of adrenergic receptors are
alpha and beta
Arthritis is
an inflammation of any joint.
In _______, ions or molecules move in opposite directions.
antiport
What type of gland discharges fragments of the gland's cells during secretion?
apocrine
Intermolecular forces
are electrostatic attractions between different molecules
This type of joint is multiaxial allowing a wide range of movement.
ball and socket
A local anesthetic such as Novocaine decreases membrane permeability to Na+ ions. The use of this anesthetic will
block sensory input into the CNS
A tissue that has a fluid matrix is
blood
This is a picture of a skin wound. What does "A" represent?
blood clot
Which effector has no innervation with parasympathetic nerves?
blood vessels
When a person consumes a substantial amount of nicotine, the response
both increases parasympathetic responses and increases sympathetic responses.
The molecular formula H2O means
c. 2 hydrogen atoms and 1 oxygen atom.
The primary mineral in bone is
calcium
Lipids
can insulate and help prevent heat loss
Which type of muscle tissue has cells that branch?
cardiac muscle
A yellow pigment derived from plants that can impart a yellow color to the skin is
carotene
Procedural memory is stored primarily in the
cerebellum and premotor area of cerebral cortex
Which of the following is mismatched?
cholesterol--nucleic acid
Answer these questions about chromosome structure. What does "D" represent?
chromatid
Failure of the palatine processes of the maxilla to fuse properly during development results in a
cleft palate
Which of the following is a descending pathway in the spinal cord?
corticospinal tract
The ______ tract and the ______ tract make up the pyramidal system.
corticospinal; corticobulbar
Articular cartilage
covers the ends of bones in synovial joints
The peripheral nervous system includes the
cranial nerves
The process of meiosis will _____ as the gametes are produced.
cut the chromosome number by 1/2
All of the following muscles are rotators of the arm. Which is a lateral rotator of the arm?
deltoid
Which of the following means a change in shape of a protein?
denaturation
When the hydrogen bonds that maintain a protein's three-dimensional shape are broken, the protein becomes nonfunctional, and is said to be
denatured
Which of the following is NOT a parasympathetic effect? Select one:
dilation of the bronchioles in the lungs
Complete tetanus
dis the condition in which stimuli occur so rapidly that there are no intervening relaxations.
Solubility refers to the ability of one substance to ___________ in another.
dissolve
In some forms of diabetes, an insensitivity to insulin seems to be present. This insensitivity could be the result of Select one:
down-regulation.
There are ________ cervical spinal nerves.
eight
Chemical substances that dissolve in water or react with water to release ions are known as
electrolytes
Which of the following is NOT an example of an autocrine chemical messenger? Select one:
endorphins
If the potential energy in the chemical bonds of the reactants is greater than the potential energy in the chemical bonds of the product,
energy is released by the reaction
What is the role of myosin phosphatase?
enzyme that removes phosphate from myosin
What does structure "C" represent on the bone diagram?
epiphyseal lines
When a neuron releases a neuromodulator that _____ the release of neurotransmitters from another neuron, this is called presynaptic facilitation.
facilitation
The large bone in the thigh is the
femur
Pain in a synovial joint such as the hip can occur because of irritation of the nerves in the
fibrous capsule of the joint
The type of cartilage associated with bone function and development is
hyaline cartilage
A long, unbranched polysaccharide found in the extracellular matrix of connective tissue is
hyaluronic acid
Reactions that use water to split molecules apart are called _______ reactions.
hydrolysis
The compression (weight-bearing) strength of bone matrix is due to the presence of
hydroxyapatite crystals
What does structure "C" represent on the diagram?
hypodermis
What part of the brain is in overall control of the ANS?
hypothalamus
Which of the following brain areas serves as the major control center of the autonomic nervous system and endocrine system?
hypothalamus
Which of the following is NOT a function of bone?
immunity
Miguel falls out of a tree and breaks his fall by putting his arm out, fracturing his radius and ulna. What specific type of bone fracture is Miguel most likely to have?
impaction fracture
All of the following are changes due to age-related decreases in endocrine secretions, except Select one:
inability to regulate blood glucose levels.
When the dominant allele does not completely mask the effects of the recessive allele in the heterozygote, it is called
incomplete dominance
As muscle activity increases, the body temperature _____.
increase
Anabolic steroids can do all of the following except
increase the number of muscle fibers
Stimulation by the autonomic nervous system results in increased insulin secretion from the pancreas during and after a meal. The following are most likely to be true.
increased insulin secretion is due to parasympathetic stimulation and acetylcholine agonists will stimulate insulin secretion
Which of the following will decrease glucocorticoid secretion by the adrenal cortex? Select one:
increased plasma levels of cortisol
Which of the following does NOT occur due to the effects of aging on the joints?
increased production of synovial fluid
The effects of aging on the skin include all of the following except:
increases in sebaceous gland activity
The figure illustrates a lateral view of the right eyeball. What does "A" represent?
inferior rectus
In addition to testosterone (testis) and estrogen (ovary), these glands also produce the hormone ____________ which decreases the production of FSH. Select one:
inhibin
The term "shin splints" is associated with
injuries resulting from excessive stress on the tibialis anterior
Place the following parts of a reflex arc in the correct order beginning with the sensory receptor.(1) motor neuron(2) interneuron(3) effector(4) sensory neuron(5) sensory receptor
innervates the muscles that adduct the thigh
When a skeletal muscle contracts to cause a given movement, the more movable end of attachment of the muscle is termed its
insertion
Which of the following are NOT an endogenously produced analgesics? Select one:
interleukin-2
The loss of height that occurs with aging is due to compression of the
intervertebral discs
Which of the following structures is part of the vascular tunic?
iris
Calcitonin
is associated with decreased osteoclast activity.
A fasciculus
is surrounded by perimysium
The central nervous system
is the site for processing information
The refractory period
is the time during which the tissue cannot respond again.
Eversion and plantar flexion is accomplished by muscles in the ______ compartment.
lateral
The thumb is ___ to the fifth digit (little finger).
lateral
The figure illustrates a posterior view of the right knee joint. What does "C" represent?
lateral (fibular) collateral ligament (LCL)
Label structure "B" on the diagram.
linea alba
The synovial membrane
lines the joint everywhere except over the articular cartilage
Which chemical class of hormone is more likely to need a binding protein for transport in the blood?
lipid-soluble
The figure illustrates the Action Potential. What does "A" represent?
local potential
Bones that are longer than they are wide and generally have enlarged ends for articulations are classified as ______ bones.
long bone
What structure does "B" represent on the diagram of the plasma membrane?
membrane channel protein
The embryonic germ layer that is the source of connective tissue and muscle is
mesoderm
Fran has a microbial infection attacking his brain. Which cell type would you expect to proliferate and be most active during this time?
microglial cells
The cytoskeleton consists of
microtubules, actin filaments, and intermediate filaments.
The position of the head with respect to gravity is determined by the
movements of otoliths in response to gravity
What type of membranes line cavities that open to the outside and often contain mucous glands?
mucous
Stratified epithelium consists of
multiple layers of cells
The proximal portion of the nail is the
nail root
What type of tissue contains cells called neurons?
nervous tissue
An intercellular chemical signal that is produced by neurons but functions like a hormone would be called a
neurohormone
A mistake during segregation of chromosomes is called
nondisjunction
What is the organelle where subunits of ribosomes are manufactured?
nucleolus
This is a diagram of a multipolar neuron. What does "C" represent?
nucleus of neuron
The size of various regions of the primary somatic sensory cortex is proportional to the _______ sensory receptors in that area of the body.
number of
Solution A increases its acidity. This means that the
number of hydrogen ions has increased.
What does structure "C" represent?
occipital bone
A fracture of the cribriform plate might injure the _____ cranial nerve?
olfactory
Which of the following is NOT a feature of the retina?
optic chiasm
Label muscle "E" on the diagram.
orbicularis oculi
The sensory cells for hearing are located in the
organ of Corti or spiral organ
Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.Increases activity of GI tract Select one:
parasympathetic
Digestion of food is regulated by the
parasympathetic division of the ANS
Mary Lu is experiencing pain from her sacroiliac joint. In what region of her body is she most likely feeling pain?
posterior pelvic region
If you decide to "snap your fingers," the first neurons to be stimulated are the
premotor neurons
Light and dark adaptation involves
pupillary reflexes, variations in rod and cone function and changes in the amount of available rhodopsin
Which of the following activities is a function of the plasma membrane?
recognition of bacterial cells by the immune system
Returning the thumb to the anatomical position after touching the little finger is
reposition
Muscles exhibit the property of excitability. This means that the muscle
responds to stimulation by the nervous system
Raul's father tells him not to slouch, and to put his shoulders back. What specifically must Raul do to improve his posture?
retract his scapulae
This is a sagittal section through the abdominopelvic cavity. What structures does "E" represent?
retroperitoneal organs
Which of the following is (are) associated with the retina?
rods and cones
What is a malignant neoplasm derived from connective tissue?
sarcoma
The muscle that is used to cross the legs is the
sartorius
What type of neuroglial cells provide support and nutrition to sensory ganglia in the PNS?
satellite cells
Olfactory adaptation occurs when odorant receptors become _____.
saturated
What does "C" represent?
serratus anterior
The subscapular and subacromial bursa are associated with the _________ joint.
shoulder
What genetic disorder is the inability to produce normal hemoglobin?
sickle-cell disease
Which of the organs listed below is not directly innervated by the autonomic nervous system?
skeletal muscle
Which of the following is NOT a function of the cerebellum?
sleep-wake cycle
The type of muscle found in the walls of blood vessels is
smooth
What type of muscle tissue causes peristalsis?
smooth muscle
Which type of muscle tissue has spindle-shaped cells?
smooth muscle
During depolarization of the plasma membrane,
sodium ions move rapidly into the cell.
Match the characteristic with the correct nervous system.All axons are myelinated Select one:
somatic motor nervous system
Match the characteristic with the correct nervous system.Controls conscious movement Select one:
somatic motor nervous system
An anatomic image created from sound waves is a
sonogram
The central nervous system includes the
spinal cord
In an ascending pathway, axons of the secondary neuron travel from the
spinal cord through the brainstem to the thalamus
The figure illustrates the joints and bones of the rib cage. What does "C" represent?
sternocostal synchrondrosis
Some marrow of long bones is termed "yellow" marrow under normal conditions. The function of yellow marrow is to
store adipose tissue
Subcutaneous tissue contains of all of the following EXCEPT:
stratified squamous epithelial tissue
The figure illustrates keratinization in the epidermis. What layer of the epidermis is "A"?
stratum corneum
Squamous cell carcinoma is the second most common type of skin cancer that affects the _____ layer of the skin.
stratum spinosum
Joints are classified according to the
structure of the joint.
Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system. Can produce widespread sweating
sympathetic
Match the phrase to either the sympathetic or parasympathetic division of the autonomic nervous system.Thoracolumbar division Select one:
sympathetic
Preganglionic fibers from the thoracic and lumbar segments of the spinal cord are part of the ____ division of the ANS.
sympathetic
Chain ganglia are part of the
sympathetic branch of the ANS
Which subdivision of anatomy involves the study of organs that function together?
systemic
Which of the following molecules contains the anticodon?
tRNA
Cytokinesis is completed at the end of this phase.
telophase
The auditory cortex is located in the
temporal lobe
Parasympathetic ganglia are called ____ ganglia.
terminal
At birth the hairs of the scalp, eyelids, and eyebrows are replaced by coarser pigmented hairs called
terminal hairs.
The type of muscle fatigue known as "psychological fatigue" is the result of
the emotional state of an individual
If the charge difference across the plasma membrane is decreased,
the membrane potential is more positive
Osteoarthritis is
the most common type of arthritis.
Whole muscles can respond in a graded fashion to stimuli by varying
the number of motor units recruited.
The primary somatic sensory or general sensory area is located in
the postcentral gyrus
Isotopes of the same element have
the same atomic number but differ in their mass numbers.
The primary structure of a protein is
the sequence of amino acids in the polypeptide chain
To determine that a type of epithelium is squamous, which of the following is most important?
the shape of the most superficial epithelial cells
The origin is
the stationary end of the muscle
Anatomy is
the study of structure.
Superficial pain is highly localized, but visceral pain is diffuse because
the viscera has fewer mechanoreceptors which give location information
All of the following are regulatory functions of the endocrine system except Select one:
thermoregulation
Here is a figure showing major trunk cavities and other structures. What does "C" represent?
thoracic cavity
The sciatic nerve is composed of the
tibial nerve and the common fibular nerve
A kiss on the cheek would be perceived by impulses from the
trigeminal nerve
Intercostal nerves are formed from the
ventral rami of thoracic spinal nerves
Maggie has her wisdom teeth removed, and later has difficulty with chewing and cannot feel sensations to the side of her face. This is likely caused by the numbing of the
trigeminal nerve
Down Syndrome is an example of an aneuploidy called
trisomy 21
The humerus articulates with the ulna at the
trochlea
When you walk up behind someone and tap their right shoulder, they will reflexively
turn their head toward the right
There are _____ enlargements of the spinal cord where nerves supplying the extremities enter and leave.
two
A symporter will transport _____ across the cell membrane.
two different ions or molecules in the same direction
Intermolecular forces are weak electrostatic attractions that exist between
two molecules
The newest taste to be described is
umami
Wernicke area is necessary for
understanding and formulating coherent speech
Positive feedback mechanisms are more commonly seen in ______ individuals.
unhealthy
In ______, a cell increases the number of hormone receptors and becomes more sensitive to the hormone. Select one:
up-regulation
What system removes nitrogenous waste products from the blood and regulates blood pH, ion balance, and water balance?
urinary
Which of the following movements is an example of extension?
using your finger to point out an area on a map
When a sperm cell comes into contact with an egg cell, there is a change in the electrical charge across the plasma membrane and various channel proteins close. These channels would be called
voltage-gated channels
Tears
wash foreign objects away from the eye