Anatomy Exam 2
check all that are a function of skeletal muscle tissue. - regulation of blood pH - body movement - maintenance of posture - heat production - regulating elimination of materials - protection and support
- body movement - maintenance of posture - heat production - regulating elimination of materials - protection and support
excluding the bones of the pectoral girdle, how many bones are in each upper limb? - 18 - 11 - 3 - 30 - 24
30
the vertebral column includes ___ cervical, ___ thoracic, and ___ lumbar vertebrae. - 5, 12, 7 - 6, 14, 6 - 7, 13, 4 - 7, 12, 5 - 6, 13, 5
7, 12, 5
which bone count is not correct?
8 tarsals per ankle
the skull consists of ___ cranial bones and ___ facial bones. - 8, 14 - 7, 12 - 10, 12 - 5, 7 - 9, 11
8, 14
T/F: during normal, relaxed exhalation, the internal intercostals contract to assist with this process.
False
the four techniques employed when using surface anatomy for diagnosis are a. auscultation b. percussion c. nuchal measurements d. palpation e. palpebral timing f. visual inspection - a, b, c, e - a, b, d, f - b, c, d, f - a, c, d, f - a, b, e, f
a, b, d, f
which is a common site for venipuncture, which is also where one finds the median cubital vein? - cubital fossa - ante-brachial depression - cephalic fossa - anatomic snuffbox - median epicondyle of the humerus
cubital fossa
the most important muscle associated with breathing is the ____. - diaphragm - external intercostal - intertransversarii - rotators - quadrates lumborum
diaphragm
which triangle is an important arterial pressure point for controlling lower limb hemorrhage? - muscular triangle - carotid triangle - supraclavicular triangle - posterior triangle - femoral triangle
femoral triangle
which are all the functions of the muscles of the abdominal wall? - flexion of the vertebral column - extension of the vertebral column - compression of the abdominal wall - rotation of the hips
flexion of the vertebral column, compression of the abdominal wall
the muscle that makes up the calf of the leg is the __. - planters - tibialis posterior - popliteus - soleus - gastrocnemius
gastrocnemius
the muscle responsible for sticking out the tongue is the ____. - hyoglossus - palatoglossus - styloglossus - hypoglossus - genioglossus
genioglossus
the triangle of auscultation is bounded by the rhomboid major, the trapezius, and the ___. - deltoid - occipitalis - teres major - gluteus maximus - latissimus dorsi
latissimus dorsi
Which muscles help us in the initial breakdown of food? - extrinsic eye muscles - muscles of mastication - muscles that move the tongue - muscles of facial expression - muscles of the pharynx
muscles of mastication
these muscles extend from the pubis and ischium anteriorly to the sacrum and coccyx posteriorly. they control the evacuation of waste materials from the digestive and urinary systems. - muscles of the abdominal wall - muscles of the vertebral column - muscles of the pelvic floor - muscles of the pharynx - muscles of the perineal floor
muscles of the pelvic floor
Jesse is biking down the road when the wind picks up. Which muscle does he need to use to block sand and dirt from getting into his eyes? - frontalis - levator palpeerde superioris - orbicularis oculi - orbicularis oris
orbicularis oculi
when a person blinks she is using her ___. - occipitofrontalis muscle - orbicularis oris - procures - orbicularis oculi
orbicularis oculi
your favorite niece just gave you a kiss. what muscle did she use? - orbicularis oris - orbicularis oculi - depressor labii inferioris - depressor anguli oris - procerus
orbicularis oris
an example of a flat bone would be the ___.
parietal
an example of a flat bone would be the ___. - femur - radius - trapezoid - parietal - calcaneus
parietal
what is the medial bone of the leg?
tibia
the deepest of the abdominal muscles are the ____ muscles.
transversus abdominis
the ___ is a large, flat, diamond-shaped muscle that extends from the skull and vertebral column to the pectoral girdle laterally. it depresses, retracts, or rotates the scapula. - subclavius - levator scapulae - trapezius - serrates anterior - pectoralis minor
trapezius
which is not a feature of the ulna?
ulnar notch
which is not a feature of the ulna? - trochlear notch - ulnar notch - coronoid process - head - styloid process
ulnar notch
which is not a cranial bone? - vomer - frontal - occipital - temporal - parietal
vomer
if you contract your right sternocleidomastoid muscle, what movement would you expect? - your chin would touch your chest - your head would turn to the right - your chin would point toward the ceiling - your head would turn to the left - your shoulders would shrug
your head would turn to the left
which are possible functions of skeletal muscles? a. maintenance of posture b. both highly coordinated and localized simple movements c. temperature regulation d. support of certain body organs e. restricting the movement of material through certain body tracts - a, b, e - a, b, c - a, b, c, e - a, b, c, d - a, b, c, d, e
a, b, c, d, e
which of these features is found in a lumbar vertebra? - pedicles - vertebral foramen - spinous process - vertebral arch - all of the choices are correct
all of the choices are correct
each of the depressions on the maxillae and mandible that hold a tooth is called a(n) ___. - fossa - sulcus - sinus - alveolus - foramen
alveolus
the medial malleolus and lateral malleolus are located along the sides of the ___. (ends of long bones)
ankle
which is the correct order of the connective tissue layers of a skeletal muscle, beginning with the most superficial? a. endomysium b. epimysium c. perimysium
b, c, a or epimysium, perimysium, endomysium
the multi-axial joint in which the spherical end of one bone fits into the cup-like socket of the other bone is called a ____ joint.
ball and socket
of the muscles listed, the only one that attaches distally on the head of the fibula is the __. - gluteus maximus - tensor fasciae latae - semimembranosus - semitendinosus - biceps femoris
biceps femoris
there are four muscles of mastication. select the exception - buccinator - masseter - temporalis - lateral pterygoid - medial pterygoid
buccinator
these are four muscles of mastication. select the exception. (chewing)
buccinator
a nursing baby is using what muscle?
buccinator (in between the maxilla & mandible and in the wall of the cheek)
the steps in the process of intramembranous ossification are a. formation of lamellar bone b. osteoid undergoes calcification c. ossification centers form d. formation of woven bone and its periosteum
c, b, d, a
which is not a carpal bone? - hamate - trapezium - capitulum - scaphoid - trapezoid
capitulum
what are bones of the wrist?
carpals
what is the correct order for the vertebral regions, from superior to inferior?
cervical, thoracic, lumbar, sacral, coccygeal (CTLSC)
which bone is not part of the axial skeleton? - malleus - sacrum - clavicle - atlas - frontal bone
clavicle
the only direct connection between the pectoral girdle and the axial skeleton is where the ___ articulates with the ___. - humerus; scapula - scapula; clavicle - scapula; thoracic cage - clavicle; humerus - clavicle; sternum
clavicle; sternum
patients with osteoporosis often suffer ___ fractures of the vertebral bodies due to loss of bone mass. - spiral - epiphyseal - greenstick - compression - transverse
compression
patients with osteoporosis often suffer ____ fractures of the vertebral bodies due to loss of bone mass. - spiral - epiphyseal - greenstick - compression - transverse
compression
which suture is the articulation between the frontal and parietal bones? - coronal - lambdoid - sagittal - squamous
coronal
which features are found only on thoracic vertebrae? - costal facets and demifacets - transverse foramina - spinous processes - vertebral foramina - laminae
costal facets and demifacets
which feature is unique to the axis? - dens - bifid spinous process - superior articular facet - transverse foramen - vertebral foramen
dens
Luis tripped over his coffee table in the middle of the night and bruised the anterior surface of his leg. the swelling in his anterior compartment prevented those muscles from functioning correctly. what action will Luis have trouble performing until the swelling subsides? - medial rotation of the knee - plantar flexion of the ankle - dorsiflexion of the ankle - lateral rotation of the knee
dorsiflexion of the ankle
which does not correctly pair a movement with its opposing movement? - flexion - extension - abduction - adduction - pronation - supination - elevation - retraction - dorsiflexion - plantar flexion
elevation - retraction
T/F: in general the muscles of the anterior compartment of the forearm tend to extend the wrist and fingers, while muscles in the posterior compartment of the forearm tend to flex the wrist and fingers.
false
which of the following pass through the femoral triangle. - femoral artery - femoral vein - femoral nerve - sciatic nerve
femoral artery, femoral vein, femoral nerve
which anatomical landmark is important for controlling blood loss from the lower limb? - femoral triangle - popliteal fossa - cubital fossa - anterior cervical triangle
femoral triangle
what is the lateral bone of the leg?
fibula
one of the largest muscles in the body and the one most responsible for extending and laterally rotating the thigh is the ___. - sartorius - tensor fasciae latae - pectinous - gluteus maximus - gracilis
gluteus maximus
based on its name, triceps brachii ___. - has 2 muscle heads or tendons of origin - has 3 muscle heads or tendons of origin - has 4 sets of 2 muscle heads of tendons of origins - has 4 muscle heads or tendons of origin - is part of a complex of 3 separate muscles that rotate at a joint
has 3 muscle heads or tendons of origin
which is the most abundant type of cartilage in the body?
hyaline cartilage
when you rest your hands on your hips, just below the waist, you are resting them on the ___. - iliac crests - superior gluteal lines - ischial spines - ischial tuberosities - arcuate lines
iliac crests
which is not correct regarding the pelvis? - the adult pelvis is composed of four bones - the pelvis includes the sacrum - the pelvic girdle protects the viscera of the pelvic cavity - in anatomic position, the pubis is posterior and inferior to the ischium - there are two sacroiliac articulations
in anatomic position, the pubis is posterior and inferior to the ischium
action: pulls the eye inferiorly and medially
inferior rectus
it is leg day in Randall's workout schedule and he starts by focusing on his quadriceps femoris muscles. what activity can this group of muscles help him perform? - looking at the bottom of his foot - sitting down in a chair - kicking a ball - crossing his legs
kicking a ball
the ___ suture is the articulation between the occipital bone and both parietal bones. - lambdoid - coronal - sagittal - squamous - frontal
lambdoid
the expanded distal end of the fibula is called the ___.
lateral malleolus
action: abducts the eye
lateral rectus
a metatarsal bone is an example of a(n) ____ bone.
long
the superior portion of the sternum is called the ____. - xiphoid process - manubrium - body - gladiolus - coccyx
manubrium
which muscle is the most powerful of the masticatory muscles, and functions to elevate and protract the mandible? - mandibular - temporalis - masseter - pterygoid
masseter
which bones form the inferior margin of the orbit?
maxilla and zygomatic
action: adducts the eye
medial rectus
what are bones of the palm and of the hand?
metacarpals
what forms the arched portion of the foot?
metatarsals
which muscles arise from the skull and often attach to the skin? - extrinsic eye muscles - muscles of mastication - muscles that move the tongue - muscles of facial expression
muscles of facial expression
the inner, gelatinous region of each intervertebral disc is called the ___. - annulus fibrousus - nucleus pulposus - lamella - chondral ring - articular ring
nucleus pulposus
which bones form the calvaria? - occipital and parietals - parietals and frontal - occipital, parietals, and temporals - occipital, parietals, and frontal - occipital, parietals, temporals, and frontal
occipital, parietals, and frontal
which bones from the calvaria?
occipital, parietals, frontal
which of the following features is the most proximal feature of the ulna?
olecranon
the fascicles of biceps brachii run in the same direction as the long axis of the muscle, and its the muscle belly that is so distinctive when someone contracts this muscle. considering this information, biceps brachii is an example of a ___ muscle. - bipennate - parallel - circular - convergent - multipennate
parallel
which is not a function of the vertebral column? - supporting the weight of the head - maintaining upright body position - passageway for cranial nerves - passageway for spinal nerves - protecting the spinal cord
passageway for cranial nerves
what is also known as the kneecap?
patella
what is the location of the auditory ossicles? - petrous part of temporal bone - squamous part of temporal bone - tympanic part of temporal bone - auditory part of temporal bone - mastoid part of temporal bone
petrous part of temporal bone
what is the location of the auditory ossicles? - petrous part of temporal bone - squamous part of temporal bone - tympanic part of temporal bone - auditory part of temporal bone - mastoid part of temporal bone
petrous part of temporal bone
what are bones of the digits / fingers?
phalanges
what forms the toes?
phalanges
the joint formed by the first two cervical vertebrae that permits the "no" shaking of the head is a ____ joint. - condylar - hinge - plane - pivot - saddle
pivot
an elderly man fell on an outstretched arm and fractured a bone in his ante-brachium (lower arm). Therefore, he may have injured the ___. - radius, ulna, humerus - radius, ulna, humerus, carpals - radius, ulna, carpals, metacarpals - radius, ulna - carpals, metacarpals, phalanges
radius, ulna
Prisha is getting a tetanus booster shot in her deltoid. the nurse injects the vaccine, and lets Prisha know that her shoulder will be a bit sore for the rest of the day. if the nurse injected the posterior fibers of Prisha's deltoid, which of the following actions will Prisha find most difficult to perform? - hugging her cat - shrugging her shoulders - reaching into her back pocket - raising her hand in class
reaching into her back pocket
the abdominal muscle that extends vertically the entire length of the anteromedial abdominal wall and forms the traditional "six pack" is the ____. - transversus abdominis - rectus abdominis - external oblique - internal oblique
rectus abdominis
the most medial of the abdominal muscles the ____ muscles. - rectus abdominis - transversus abdominis - internal oblique - external oblique - tendinous intersections
rectus abdominis
which is not one of the hamstring muscles?
rectus femoris
laurel is watching a tennis match, and the ball is moving quickly between the two competitors. which extrinsic eye muscles is laurel using to watch the ball as it moves to her right? - right superior rectus and left inferior rectus - right lateral rectus and left medial rectus - left lateral rectus and right medial rectus - left superior rectus and right inferior rectus
right lateral rectus and left medial rectus
which would not be classified as an irregular bone?
scapula
which bones articulate with the humerus? - scpula, radius, ulna - scapula, radius - scapula, ulna - clavicle, scapula, ulna, radius - clavicle, ulna
scapula, radius, ulna
If you were to remove the gastrocnemius muscle you would expose the ____. - tibialis posterior - tibialis anterior - soleus - fibularis longus - flexor digitorum longus
soleus
if you were to remove the gastrocnemius muscle you would expose the ___. - tibialis posteiror - tibialis anterior - soleus - fibulas longus - flexor digitorum longus
soleus
the neurons that stimulate muscle contraction are called ___ neurons. - sensory - contractile - inhibitory - somatic motor - association
somatic motor
this muscle has its inferior attachment on the manubrium and sternal end of the clavicle, and its superior attachment on the mastoid process. - longissimus wapitis - sternocleidomastoid - scalene - splenius capitis - splenius cervicus
sternocleidomastoid
after a pop quiz in anatomy class, you find out that you are one of the top scorers and have earned a prize. As you reach out your hand to receive your prize, what movements of the forearm are involved?
supination and extension
which muscle is the one most commonly damaged in a rotator cuff injury?
supraspinatus
which muscle is the one most commonly damaged in a rotator cuff injury? - subscapularis - teres major - teres minor - infraspinatus - supraspinatus
supraspinatus
which is not a correct pairing of a bone and its common name? - clavicle - collar bone - patella - knee cap - scapula - shoulder blade - talus - heel - tibia - shin
talus - heel
what forms the ankle and is proximal to the foot?
tarsals
which bone is not part of the facial complex? - temporal - mandible - zygomatic - maxilla - nasal
temporal
which cranial bone houses the malleus, incus, and stapes? - temporal - sphenoid - ethmoid - occipital
temporal
the structure responsible for attaching muscle to bone is a __. - sphincter - ligament - fascia - tendon - myofibril
tendon
four muscles are referred to as rotator cuff muscles. select the exception. - subscapularis - supraspinatus - infraspinatus - teres major - teres minor
teres major
which is not correct regarding the femur? - the condyles are located at the distal end of the bone - in anatomic position, the femur is angled medially - the head of the femur articulates with the acetabulum - the intercondylar fossa is located on the anterior surface of the bone - the depression in the head of the femur is called the fovea
the intercondylar fossa is located on the anterior surface of the bone
which is not true about development of axial skeleton? - the sternum forms by fusion of the sternal bars - the parietal and frontal bones develop by intramembranous ossification - the sphenoid bone forms by endochondral ossification - the vertebrae from secondary ossification centers at puberty - the ribs and clavicles form from sclerotomes
the ribs and clavicles form from slcerotomes
which group of muscles forms a thick, fleshy mass at the base of the thumb? - hypothenar group - thenar group - midpalmar group - dorsal interossei group - abductor digit group
thenar group
in which body region would you expect to find a muscle whose name includes the word "pollicis"? - great toe - buttocks - thumb - neck - wrist
thumb