A&P ch 10

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gluteus medius

A common site for injections is the A. biceps femoris. B. gluteus medius. C. vastus lateralis. D. gluteus maximus. E. psoas major.

occipitofrontalis

Raising the eyebrows is the action of the _____ muscles. A. auricular B. procerus C. occipitofrontalis D. levator palpebrae superioris E. temporalis

deltoid.

Raising your arm to shoulder level is accomplished almost entirely by the A. pectoralis major. B. biceps brachii. C. trapezius. D. deltoid. E. triceps brachii.

sartorius.

The muscle that is used to cross the legs is the A. sartorius. B. gastrocnemius. C. vastus lateralis. D. gluteus maximus. E. biceps femoris.

flexors

The muscles of the anterior group of forearm muscles are primarily A. flexors. B. extensors. C. abductors. D. adductors. E. supinators.

causes crow's feet wrinkles.

The orbicularis oculi muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

levator ani and coccygeus muscles.

The pelvic diaphragm is formed by the A. levator ani only. B. deep transverse perineum muscle. C. levator ani and coccygeus muscles. D. sphincter urethrae and sphincter ani muscles. E. coccygeus only.

insertion

When a skeletal muscle contracts to cause a given movement, the more movable end of attachment of the muscle is termed its A. origin. B. insertion. C. antagonist. D. synergist. E. fixator.

rectus femoris

When an intramuscular injection is given in the anterior aspect of the thigh, the injection is in the A. soleus. B. gastrocnemius. C. rectus femoris. D. gluteus minimus. E. biceps femoris.

synergists

When you "pull your tummy in" and compress your abdomen, you use the rectus abdominis, external abdominal oblique, internal abdominal oblique, and transversus abdominis muscles. This is an example of muscles working as A. fixators. B. synergists. C. antagonists. D. prime movers. E. cooperatives.

genioglossus

When you say "ah" and stick out your tongue, which muscle do you use? A. genioglossus B. hyoglossus C. styloglossus D. palatoglossus E. stylohyoid

gracilis

Which thigh muscle adducts the thigh and flexes the knee? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

extension, lateral flexion, rotation

choose all that apply: The lateral and posterior neck muscles are involved in what head movements? abduction adduction extension lateral flexion rotation

eversion, plantar flexion

choose all that apply: The lateral leg muscles have what actions on the foot? dorsiflexion eversion inversion plantar flexion

insert and sometimes originate on skin and connective tissue.

. Facial muscles are unusual in that they A. represent a combination of first-class and second-class lever systems. B. insert and sometimes originate on skin and connective tissue. C. are smooth muscles rather than skeletal muscles. D. are not involved in movement. E. are not involved in facial expression.

triceps brachii

. If a man exercises by doing push-ups every day, he would strengthen or enlarge which of the following muscles? A. supraspinatus B. gastrocnemius C. thenar muscles D. triceps brachii E. biceps brachii

All of these choices are correct

. If abdominal muscles are contracted while the vertebral column is fixed this will aid in A. vomiting. B. childbirth. C. urination. D. defecation. E. All of these choices are correct.

back muscles are strong to maintain erect posture.

. In humans A. back muscles are strong to maintain erect posture. B. deep back muscles extend from the vertebrae to the ribs. C. most of the muscle mass in the lower back is from the spinalis muscle. D. back muscles are not very strong. E. back muscles are similar in strength to the back muscles of cattle.

dorsal interossei.

. In order to put on a glove, the fingers are abducted by hand muscles called the A. retinacula. B. lumbricals. C. opponens pollicis. D. dorsal interossei. E. abductor pollicis brevis.

suprahyoid

. In order to stabilize the hyoid so that the larynx can be elevated in swallowing, the _____ muscle group is used. A. pterygoid B. infrahyoid C. auricularis D. suprahyoid E. hyoglossus

pennate.

. Muscles that have their fasciculi arranged like barbs of a feather along a common tendon are called A. pennate. B. straight. C. orbicular. D. rhombohedral. E. divergent.

extensor indicis

A muscle that extends both the wrist and the index finger is the A. extensor indicis. B. extensor carpi ulnaris. C. extensor pollicis longus. D. extensor carpi radialis longus. E. extensor digiti minimi.

a group of muscles that work together to cause movement.

A synergist is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

supraspinatus

A tennis player complains of severe pain in the shoulder when serving or returning an overhead volley. Which of the rotator cuff muscles is probably damaged? A. infraspinatus B. subscapularis C. supraspinatus D. teres major E. deltoid

deltoid

All of the following muscles are rotators of the arm. Which is a lateral rotator of the arm? A. pectoralis major B. latissimus dorsi C. teres major D. deltoid E. coracobrachialis

a muscle working in opposition to another muscle.

An antagonist is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

sternocleidomastoid

Choosing from the lateral neck muscles, which muscle is the prime mover for flexion of the head at the neck? A. pectoralis major B. sternocleidomastoid C. splenius capitis D. trapezius E. thyrohyoid F. anterior scalene

orbicularis oris

Closing or puckering the lips is the action of the _____ muscle. A. auricularis B. orbicularis oris C. orbicularis oculi D. levator anguli oris E. zygomaticus

rotate the head toward the left.

Contracting the right sternocleidomastoid muscle would A. raise the head. B. lower the head. C. rotate the head toward the right. D. rotate the head toward the left. E. hyperextend the head.

extend and laterally flex the neck

Contracting the trapezius muscle would A. extend the neck. B. flex the neck. C. laterally flex the neck. D. rotate the head toward the left. E. extend and laterally flex the neck

down.

Contraction of the inferior rectus muscle directs the pupil to look A. up. B. obliquely. C. to the side. D. to the nose. E. down.

difficult defecation and decreased support for the pelvic viscera

Damage to the muscle called the levator ani would result in A. difficult urination. B. difficult defecation. C. inability of a male to have an erection. D. decreased support for the pelvic viscera. E. difficult defecation and decreased support for the pelvic viscera.

lateral

Eversion and plantar flexion is accomplished by muscles in the ______ compartment. A. posterior B. lateral C. anterior

psoas major and iliacus.

Flexion of the hip is a movement produced by the A. gluteus medius and gluteus maximus. B. gluteus maximus and vastus lateralis. C. psoas major and iliacus. D. sartorius and rectus femoris. E. piriformis and quadratus femoris

1 and 4

In order for both eyes to direct their gaze to the right, which of the following muscles are used? (1) right lateral rectus (2) right medial rectus (3) left lateral rectus (4) left medial rectus A. 1 and 3 B. 2 and 4 C. 2 and 3 D. 1 and 4 E. 1, 2, 3

joint represents the fulcrum point

In the body's lever systems, the A. joint represents the fulcrum point. B. force or pull is applied by the bone. C. fulcrum is the part being moved. D. weight is the muscle mass. E. lever is a pivot point.

fulcrum-pull-weight

List the arrangement of components found in a third-class lever. A. weight-fulcrum-pull B. fulcrum-pull-weight C. fulcrum-weight-pull

intrinsic muscles.

Muscles that change the shape of the tongue are called A. extrinsic muscles. B. deglutition muscles. C. masseter muscles. D. intrinsic muscles. E. suprahyoid muscles.

masseter and medial pterygoid

Muscles that elevate the jaw and close the mouth include the A. stylohyoid and procerus. B. temporalis and digastric. C. sternothyroid and buccinator. D. masseter and medial pterygoid. E. zygomaticus and buccinator

supinator

Of the following muscles of the forearm, which one rotates the forearm to turn the palm upwards? A. supinator B. triceps brachii C. brachialis D. pronator quadratus E. brachioradialis

orbicularis oculi

Of the following muscles of the head, which one wraps around the orbits? A. nasalis B. temporalis C. orbicularis oculi D. masseter E. orbicularis oris

tibialis anterior

Of the following muscles of the leg, which one is on the anterior side of the leg? A. gastrocnemius B. soleus C. tibialis anterior D. tibialis posterior E. peroneus longus

extend from one bone to another bone

Skeletal muscles A. cross at least two joints. B. extend from a joint to a bone. C. extend from one joint to another joint. D. extend from one bone to another bone. E. do not involve joints.

function and size

The adductor longus is named for its A. function and orientation. B. origin and insertion. C. location and size. D. type and shape. E. function and size

latissimus dorsi and pectoralis major.

The arm is attached to the thorax by the A. pectoralis major and teres major. B. supraspinatus and latissimus dorsi. C. pectoralis minor and pectoralis major. D. latissimus dorsi and pectoralis major. E. biceps brachii and triceps brachii.

diaphragm

The major movement produced during quiet breathing is accomplished by the A. scalenes. B. diaphragm. C. external intercostals. D. internal intercostals. E. transverses thoracis.

origin and insertion

The brachioradialis is named for its A. function and orientation. B. origin and insertion. C. location and size. D. function and size. E. type and shape

gastrocnemius; soleus

The bulge of the calf is caused by the ___ and___ muscles. A. sartorius; piriformis B. gastrocnemius; soleus C. peroneus longus; plantaris D. extensor hallucis longus; flexor hallucis longus E. calcaneal; peroneal

contributes to pouting

The depressor anguli oris muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

straight.

The muscle shape that has the capacity to shorten to the greatest degree is A. pennate. B. straight. C. orbicular. D. unipennate E. multipennate.

thumb.

The extensor pollicis brevis moves the A. forearm. B. fingers. C. thumb. D. retinaculum. E. palm.

class III lever system

The flexion of the elbow represents a A. class I lever system. B. class II lever system. C. class III lever system. D. class IV lever system. E. nonlever system.

accounts for a sprinter's stance

The gluteus maximus A. does most of the work in "sit-ups." B. accounts for a sprinter's stance. C. allows one to sit cross-legged. D. is used in the knee-jerk reflex. E. is a common site for injections.

the end of the muscle where the action occurs.

The insertion is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

gluteus maximus

The largest buttocks muscle is the A. iliopsoas. B. psoas major. C. gluteus maximus. D. tensor fascia latae. E. piriformis.

raises the eyelid.

The levator palpebrae superioris muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

the muscle that does most of the movement.

The prime mover is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement.

flexor carpi radialis

The radial pulse can be felt just lateral to the tendon of the A. flexor carpi ulnaris. B. flexor carpi radialis. C. extensor carpi radialis brevis. D. extensor carpi radialis longus. E. brachioradialis.

origin

The sternocleidomastoid muscle extends from the mastoid process of the temporal bone to the sternum and medial clavicle. When both sternocleidomastoid muscles contract, the head is flexed. The end of the muscle that connects to the sternum is the A. origin. B. belly. C. body. D. insertion. E. fixator.

flexion and abduction of the arm

The teres major and teres minor are not involved in A. extension of the arm. B. adduction of the arm. C. medial rotation of the arm. D. lateral rotation of the arm. E. flexion and abduction of the arm

orbicular

The type of muscle that functions as a sphincter is A. pennate. B. straight. C. orbicular. D. rhombohedral. E. unipennate.

convergent

Triangular muscles, like the pectoralis major are also called _____ muscles. A. circular B. convergent C. bipennate D. parallel

a dimple in the chin

Well developed mentalis muscles result in A. a dimple in the chin. B. crow's feet wrinkles. C. a wonderful smile. D. chubby cheeks. E. creases in the cheeks

interspinales

What back muscle originates on the vertebral spinous processes? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

psoas minor

Which muscle flexes the vertebral column? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

triceps brachii

. Which of the following muscles extends the forearm and has its insertion on the ulna? A. deltoid B. biceps brachii C. triceps brachii D. brachialis E. coracobrachialis

quadriceps femoris

. Which of the following muscles is named for its location? A. rhomboideus major B. quadriceps femoris C. trapezius D. deltoid E. teres major

opening the mouth.

The digastric muscle is involved in A. stomach contractions. B. opening the mouth. C. facial expression. D. tummy tucks. E. swallowing.

the stationary end of the muscle.

The origin is A. a muscle working in opposition to another muscle. B. the end of the muscle where the action occurs. C. the muscle that does most of the movement. D. the stationary end of the muscle. E. a group of muscles that work together to cause movement

multifidus

Which back muscle extends and rotates the vertebral column? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

fibularis brevis

Which muscle everts and plantar flexes the foot? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

gastrocnemius

Which of the following is inserted on the calcaneus by the Achilles tendon? A. tibialis posterior B. peroneus longus C. peroneus brevis D. extensor digitorum longus E. gastrocnemius

sartorius

Which of the following is the longest muscle in the body? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

biceps femoris

Which of the following muscles would be considered an antagonist to the rectus femoris? A. sartorius B. biceps femoris C. vastus intermedius D. gracilis E. vastus lateralis

levator scapulae, pectoralis minor, rhomboideus muscles, serratus anterior, trapezius

choose all that apply: Which muscles insert upon the scapula and attach the scapula to the thorax? deltoid levator scapulae pectoralis major pectoralis minor rhomboideus muscles serratus anterior trapezius

flexor digitorum profundus

. If a person drums their fingers on the table, they would be using which of the following muscles? A. interossei palmaris B. flexor carpi ulnaris C. flexor carpi radialis D. flexor digitorum profundus E. extensor carpi radialis longus

biceps femoris

. Of the following muscles of the thigh, which one does NOT pull the leg forward? A. biceps femoris B. rectus femoris C. vastus lateralis D. vastus medialis E. vastus intermedius

biceps femoris

. Of the following muscles of the thigh, which one is on the posterior side? A. rectus femoris B. sartorius C. adductor magnus D. biceps femoris E. gracilis

biceps brachii and supinator.

. Supination of the forearm and hand is accomplished by the A. brachioradialis and anconeus. B. biceps brachii and supinator. C. triceps brachii and supinator. D. anconeus and supinator. E. supinator and brachialis.

rectus abdominis

. The abdominal muscle that has its origin at the pubic crest and symphysis pubis is the A. rectus abdominis. B. transversus abdominis. C. external abdominal oblique. D. internal abdominal oblique. E. linea alba.

extend the forearm

. The anconeus works with the triceps brachii to A. supinate the forearm. B. extend the forearm. C. pronate the forearm. D. flex the forearm. E. rotate the forearm

hamstrings

. The biceps femoris is part of the A. hamstrings. B. quadriceps group. C. anterior thigh compartment. D. medial thigh compartment. E. thigh and hip adductors

laterally rotates the arm.

. The infraspinatus A. laterally rotates the arm. B. adducts and laterally rotates the arm. C. medially rotates the arm. D. abducts the arm. E. flexes the shoulder

puckers the mouth for kissing.

. The orbicularis oris muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid.

stress fractures of the fibula 2 to 5 cm distal to the knee.

. The term "shin splints" is applied to A. injuries resulting from excessive stress on the tibialis posterior. B. stress fractures of the fibula 2 to 5 cm distal to the knee. C. inflammation of the gastrocnemius. D. posterior compartment syndrome. E. blood accumulation around the gastrocnemius.

thumb; little finger

. The thenar muscles are involved in controlling the ____; the hypothenar muscles control the ____. A. index finger; little finger B. thumb; little finger C. ring finger; thumb D. thumb; index finger E. index finger; thumb

pennate

. The type of muscle that can contract with the greatest force is the A. straight. B. orbicular. C. triangular. D. rhomboidal. E. pennate

contributes to laughing and smiling

. The zygomaticus major muscle A. puckers the mouth for kissing. B. contributes to pouting. C. contributes to laughing and smiling. D. causes crow's feet wrinkles. E. raises the eyelid

tibialis anterior

. Which muscle dorsiflexes and inverts the foot? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

subclavius

. Which muscle fixes the clavicle or elevates the first rib? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

internal intercostals

. Which of the following muscles contracts during forced expiration? A. scalenes B. diaphragm C. linea alba D. internal intercostals E. external intercostals

biceps femoris

Of the following muscles of the thigh, which one is NOT part of the quadriceps group? A. biceps femoris B. rectus femoris C. vastus lateralis D. vastus medialis E. vastus intermedius

hold the head of the humerus in the glenoid fossa of the scapula

The rotator cuff muscles A. fix the scapula in place. B. attach the arm to the thorax. C. attach the clavicle to the humerus. D. hold the head of the humerus in the glenoid fossa of the scapula. E. attach at the distal end of the humerus

internal abdominal oblique

Which abdominal wall muscle inserts on the 10th to 12th ribs and rectus sheath? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

transversus abdominis

Which abdominal wall muscle inserts on the xiphoid process and the linea alba? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

external abdominal oblique

Which abdominal wall muscle is the most superficial of the oblique muscles? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

quadratus lumborum

Which abdominal wall muscle originates on the iliac crest and the lower lumbar vertebrae? A. rectus abdominis B. external abdominal oblique C. internal abdominal oblique D. transversus abdominis E. quadratus lumborum

longissimus capitis

Which back muscle extends the head? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

erector spinae

Which back muscle inserts on the ribs and vertebrae? A. erector spinae B. longissimus capitis C. interspinales D. multifidus E. psoas minor

tensor fasciae latae

Which muscle abducts and flexes the thigh? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

extensor hallicus longus

Which muscle extends the big toe? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

extensor digitorum longus

Which muscle extends the four lateral toes? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

soleus

Which muscle plantar flexes the foot? A. tibialis anterior B. soleus C. extensor digitorum longus D. extensor hallicus longus E. fibularis brevis

rhomboideus major

Which muscle retracts, rotates, and fixes the scapula? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

serratus anterior

Which muscle rotates and protracts the scapula, and elevates the ribs? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

pectoralis minor

Which muscle will depress the scapula or elevate the ribs? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

levator scapulae

Which muscle will elevate the scapula? A. levator scapulae B. serratus anterior C. pectoralis minor D. subclavius E. rhomboideus major

quadriceps femoris

Which of the following is a group of four muscles in the anterior thigh? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

vastus lateralis

Which of the following is a part of the quadriceps femoris muscle group? A. pectineus B. sartorius C. vastus lateralis D. tensor fasciae latae E. iliotibial tract

biceps femoris

Which of the following is a posterior thigh muscle? A. quadriceps femoris B. sartorius C. biceps femoris D. tensor fasciae latae E. gracilis

abductor pollicis longus

Which of the following is found in the posterior group of forearm muscles? A. palmaris longus B. flexor carpi radialis C. abductor pollicis longus D. flexor digitorum profundus E. flexor digitorum superficialis

longus capitis

Which of the following muscles does NOT extend the neck? A. trapezius B. semispinalis capitis C. longissimus capitis D. longus capitis E. splenius capitis

flexor carpi radialis

Which of the following muscles flexes the wrist? A. anconeus B. coracobrachialis C. flexor pollicis brevis D. extensor carpi radialis brevis E. flexor carpi radialis

fibularis longus

Which of the following muscles is found in the lateral compartment of the leg? A. plantaris B. tibialis anterior C. fibularis longus D. extensor digitorum longus E. soleus

masseter

Which of the following muscles is involved in chewing gum? A. masseter B. splenius capitus C. orbicularis oris D. zygomaticus major E. orbicularis oculi

palatopharyngeus

Which of the following muscles is involved in swallowing? A. sternocleidomastoid B. palatopharyngeus C. temporalis D. vocalis E. masseter

trapezius

Which of the following muscles is named for its shape? A. pectoralis major B. adductor pollicis C. vastus lateralis D. trapezius E. pectoralis minor

infraspinatus

Which of the following muscles is part of the rotator cuff? A. deltoid B. teres major C. infraspinatus D. coracobrachialis E. trapezius

gastrocnemius

Which of the following muscles is used when walking on your tiptoes? A. gastrocnemius B. tibialis anterior C. peroneus tertius D. extensor digitorum longus E. calcaneal tendon

trapezius

Which of the following muscles moves the scapula? A. trapezius B. biceps brachii C. latissimus dorsi D. pectoralis major E. triceps brachii

pectoralis major

Which of the following muscles of the chest has its insertion on the humerus? A. pectoralis major B. pectoralis minor C. serratus anterior D. subclavius E. internal intercostals

hyperextension of the head

Which of the following represents a class I lever system? A. crossing your legs B. hyperextension of the head C. standing on your tiptoes D. flexion of the elbow to elevate the hand E. lifting weight with your arm

coccygeus, levator ani

choose all that apply: The pelvic diaphragm consists of what two muscles? bulbospongiosus coccygeus external anal sphincter inferior oblique levator ani

internal intercostals, transversus thoracis

choose all that apply: What thoracic muscles are involved in expiration? external intercostals internal intercostals scalene muscles transversus thoracis


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