Deck 11: The Muscular System: Appendicular Musculature

Question 1

The forearm muscles that provide strength and gross control of the hand and fingers are (the)

A)flexors of the hand.
B)extrinsic muscles of the hand.
C)intrinsic muscles of the hand.
D)carpal tunnel muscles of the hand.
E)None of the answers are correct.

Answer 1

B

Question 2

The subclavius muscle

A)originates from the first three ribs.
B)elevates the scapula.
C)is innervated by the dorsal scapular nerve.
D)inserts on the clavicle.
E)All of the answers are correct.

Answer 2

D

Question 3

The origin of the deltoid is (the)

A)clavicle.
B)scapula.
C)humerus.
D)vertebral column.
E)both scapula and clavicle.

Answer 3

E

Question 4

The origins of the extrinsic muscles of the hand are the

A)carpals and metacarpals.
B)humerus, radius, and ulna.
C)scapula and humerus.
D)ulna and radius.
E)flexor retinaculum.

Question 5

Which muscle inserts on the vertebral border of the scapula near the angle of the scapula and the medial end of the scapular spine

A)serratus anterior
B)rhomboid major
C)trapezius
D)rhomboid minor
E)levator scapulae

Question 6

The muscle just superior to the spine of the scapula that is part of the rotator cuff is the

A)coracobrachialis.
B)infraspinatus.
C)supraspinatus.
D)subscapularis.
E)teres minor.

Question 7

Triceps brachii is assisted in extension of the elbow by the synergistic muscle

A)brachialis.
B)extensor olecranis.
C)anconeus.
D)pronator teres.
E)extensor digitorum.

Question 8

Which of the following applies to the appendicular musculature It

A)stabilizes the vertebral column.
B)is the primary factor in positioning the head.
C)controls the bowels.
D)comprises approximately 40 percent of the body's skeletal muscles.
E)is involuntary.

Question 9

The ________ muscle covers most of the surface area of the upper back.

A)rhomboid
B)infraspinatus
C)trapezius
D)teres major
E)None of the answers are correct.

Question 10

All extensor muscles of the upper limb are innervated by the ________ nerve or a branch of that nerve.

A)median
B)ulnar
C)musculocutaneous
D)axillary
E)radial

Question 11

An injury called tendinitis

A)is the result of a torn tendon.
B)results from an imbalance in the strength of two muscle groups in the same region.
C)occurs as a result of prolonged, involuntary, and painful muscular contractions.
D)is the result of the inflammation of the connective tissue surrounding a tendon.
E)None of the answers are correct.

Question 12

Muscles associated with the upper limb and pectoral girdle belong to which of the following groups

A)muscles that position the pectoral girdle
B)muscles that move the arm
C)muscles that move the forearm and wrist
D)muscles that move the hand and fingers
E)All of the answers are correct.

Question 13

The major groups of appendicular muscles include those of (the)

A)vertebral column.
B)posterior cervical region.
C)shoulder and upper limb region.
D)pelvic girdle and lower limbs.
E)shoulder, pelvis, and upper and lower limbs.

Question 14

The forearm muscles that provide strength and gross control of the hand and fingers are innervated by the

A)radial nerve.
B)median nerve.
C)ulnar nerve.
D)All of the answers are correct.
E)None of the answers are correct.

Question 15

The muscles that form the rotator cuff include the

A)supraspinatus, infraspinatus, deltoid, and teres major.
B)biceps brachii and deltoid.
C)teres minor, infraspinatus, supraspinatus, and subscapularis.
D)pectoralis major, pectoralis minor, and subscapularis.
E)subclavius, deltoid, and pectoralis minor.

Question 16

Triceps brachii is opposed in extension of the elbow by the antagonistic muscle

A)brachialis.
B)extensor olecranis.
C)anconeus.
D)pronator teres.
E)extensor digitorum.

Question 17

While driving to school to take an anatomy test, a college student gets in a car accident and breaks her collar bone on the steering wheel. Which of the following muscles is the most likely damaged in this injury

A)subclavius
B)deltoid
C)subscapularis
D)infraspinatus
E)teres minor

Question 18

A mixed martial artist has is put in a submission hold called a "kimora." While in the hold the elbow is moved behind the back so that the elbow approaches the thoracic vertebrae. What muscle of the shoulder region is the most likely also to be injured

A)deltoid
B)supraspinatus
C)subscapularis
D)infraspinatus
E)biceps brachii, long head

Question 19

The ________ muscle attaches to the radial tuberosity.

A)supinator
B)anconeus
C)biceps brachii
D)brachioradialis
E)None of the answers are correct.

Question 20

Muscles that originate on the hamate bone include (the)

A)flexor digiti minimi brevis and opponens digiti minimi.
B)opponens pollicis and adductor digiti minimi.
C)palmaris brevis and adductor pollicis.
D)palmar interossei.
E)None of the answers are correct.

Question 21

Of the muscles that move the forearm,

A)all originate on the forearm.
B)none originates on the forearm.
C)all originate on the humerus.
D)some originate on the scapula.
E)None of the answers are correct.

Question 22

Actions of the biceps brachii muscle include

A)flexion of the elbow.
B)supination of the forearm.
C)flexion of the shoulder.
D)All of the answers are correct.
E)None of the answers are correct.

Question 23

At the start of abduction of the arm, the deltoid muscle is assisted by (the)

A)subclavius.
B)supraspinatus.
C)coracobrachialis.
D)biceps brachii.
E)infraspinatus.

Question 24

Carpal tunnel syndrome results when tendons of the digital flexors pinch the ________ nerve.

A)median
B)axillary
C)ulnar
D)radial
E)deep radial

Question 25

Movements made by the thumb include

A)flexion and extension.
B)abduction and adduction.
C)flexion, extension, and opposition.
D)flexion, extension, and rotation.
E)abduction, adduction, flexion, extension, and opposition.

Question 26

The pronator muscles of the forearm are innervated by the ________ nerve or a branch of that nerve.

A)median
B)ulnar
C)musculocutaneous
D)axillary
E)radial

Question 27

Muscles that flex the elbow are innervated by (the)

A)axillary nerve.
B)musculocutaneous nerve.
C)radial nerve.
D)ulnar nerve.
E)both the radial and musculocutaneous nerves.

Question 28

The muscles that originate on the anterior surface of the pubic bone are

A)flexors of the thigh.
B)adductors of the thigh.
C)extensors of the thigh.
D)medial rotators of the thigh.
E)None of the answers are correct.

Question 29

Muscles in which of the following groups originate on the pelvis

A)muscles that move the thigh
B)muscles that move the ankle
C)muscles that move the foot and toes
D)All of the answers are correct.
E)None of the answers are correct.

Question 30

The smallest muscle of the sural region that takes part in plantar flexion is the ________ muscle.

A)gastrocnemius
B)plantaris
C)soleus
D)extensor hallucis longus
E)tibialis anterior

Question 31

The rhomboid muscles are innervated by (the)

A)cervical nerves.
B)accessory nerve.
C)dorsal scapular nerve.
D)long thoracic nerve.
E)None of the answers are correct.

Question 32

Extensors of the elbow include (the)

A)brachioradialis and brachialis.
B)coracobrachialis and brachioradialis.
C)triceps brachii and anconeus.
D)deltoid and supinator.
E)None of the answers are correct.

Question 33

The muscles that move the thigh that originate on the vertebral column are

A)medial rotators of the thigh.
B)iliopsoas group of the thigh.
C)adductors of the thigh.
D)abductors of the thigh.
E)flexors of the thigh.

Question 34

Which of the following muscles belongs to the group known as "hamstrings"

A)semitendinosus
B)semimembranosus
C)biceps femoris
D)All of the answers are correct.
E)None of the answers are correct.

Question 35

The ________ muscle is the most active muscle of the pectoral girdle because it can move the scapula in nearly any direction.

A)deltoid
B)levator scapulae
C)rhomboid major
D)trapezius
E)latissimus dorsi

Question 36

The supraspinatus and infraspinatus muscles are both innervated by (the)

A)musculocutaneous nerve.
B)axillary nerve.
C)suprascapular nerve.
D)thoracodorsal nerve.
E)None of the answers are correct.

Question 37

The muscle that can both extend and adduct the arm is (the)

A)latissimus dorsi.
B)pectoralis major.
C)teres major.
D)subscapularis.
E)None of the answers are correct.

Question 38

What is the muscle that originates above the acetabulum and inserts on the tibia

A)tensor fasciae latae
B)sartorius
C)adductor magnus
D)adductor longus
E)rectus femoris

Question 39

The primary extensors of the wrist include which of the following muscles

A)brachialis and palmaris longus
B)flexor carpi ulnaris, flexor carpi radialis, and palmaris longus
C)supinator and brachioradialis
D)extensor carpi radialis longus and extensor carpi ulnaris
E)None of the answers are correct.

Question 40

The action of the rhomboid major muscle is to

A)abduct the scapula.
B)adduct and rotate the scapula downward.
C)depress and protract the shoulder.
D)elevate the scapula.
E)All of the answers are correct.

Question 41

Which of the following muscles produces flexion and adduction at the hip and rotates the femur medially

A)piriformis
B)pectineus
C)gluteus maximus
D)iliacus
E)quadratus femoris

Question 42

The ________ nerve controls the extensors of the knee.

A)tibial
B)peroneal
C)femoral
D)sciatic
E)deep fibular

Question 43

The adductor magnus, longus, and brevis muscles all insert on the

A)pectineal line.
B)greater trochanter.
C)lesser torchanter.
D)linea aspera.
E)iliotibial band.

Question 44

The diamond-shaped ________ muscle originates on the middle of the neck and back and inserts on the clavicles and scapular spines, covering the upper back and extending to the base of the skull.

Question 45

Compartment syndrome results from

A)ischemia.
B)muscle cramps.
C)stress fractures.
D)tendinitis.
E)None of the answers are correct.

Question 46

Biceps femoris, semitendinosus, and semimembranosus are all in the

A)anterior compartment of the thigh.
B)posterior compartment of the thigh.
C)lateral compartment of the thigh.
D)anterior compartment of the leg.
E)posterior compartment of the leg.

Question 47

The term "shin splints" refers to pain associated with which group of muscles in the anterior compartment of the lower leg

A)tibialis posterior, flexor hallucis longus, and popliteus
B)extensor hallucis longus, extensor digitorum longus, and tibialis anterior
C)fibularis longus and brevis
D)adductors
E)gastrocnemius, soleus, and plantaris

Question 48

The knee extensor muscles are all innervated by the ________ nerve.

A)tibial
B)common peroneal
C)sciatic nerve
D)obturator
E)femoral

Question 49

The powerful flexors of the thigh are the

A)piriformis.
B)obturators.
C)adductors.
D)iliopsoas.
E)pectineus.

Question 50

Posterior to the medial malleolus, the tendons of three muscles travel. In order from anterior to posterior, they are the tendons of the

A)flexor digitorum longus, tibialis posterior, and flexor hallucis longus.
B)flexor digitorum longus, flexor hallucis longus, and tibialis posterior.
C)tibialis posterior, flexor digitorum longus, and flexor hallucis longus.
D)tibialis posterior, flexor hallucis longus, and flexor digitorum longus.
E)flexor hallucis longus, tibialis posterior, and flexor digitorum longus.

Question 51

The symptom of numbness of the palmar region often associated with carpal tunnel syndrome is caused by

A)compartmentalization of flexor and extensor muscles.
B)ischemia from pinching off the superficial palmar arch.
C)compression of the median nerve within the carpal tunnel.
D)compression of the long extensor muscles of the hand.
E)None of the answers are correct.

Question 52

The muscles of the arm (brachium)are divided into which of the following compartments

A)pronator and supinator
B)medial and lateral
C)proximal and distal
D)anterior and posterior
E)superior and inferior

Question 53

The muscles of the quadriceps femoris group insert on (the)

A)femoral condyles.
B)head of the fibula.
C)tibial tuberosity.
D)anterior inferior iliac spine.
E)None of the answers are correct.

Question 54

Which of the following is innervated by the femoral nerve

A)sartorius
B)semimembranosus
C)semitendinosus
D)biceps femoris
E)popliteus

Question 55

The nerve in the lower limb controlling posterior muscles like the gastrocnemius and plantaris is the ________ nerve, and it most closely resembles the radial nerve in the upper limb.

A)fibular
B)tibial
C)deep fibular
D)pudendal
E)femoral

Question 56

Knee extensors, known as the quadriceps femoris, include the

A)three vastus muscles and the rectus femoris.
B)biceps femoris, gracilis, and sartorius.
C)popliteus, iliopsoas, and gracilis.
D)hamstrings and adductors.
E)gastrocnemius, tibialis, and fibularis.

Question 57

The function of the iliotibial tract is to

A)stabilize the posterior aspect of the gluteus maximus.
B)assist in extension of the thigh.
C)assist in medial rotation of the thigh and flexion of the knee.
D)brace the knee laterally, especially when a person stands on one foot.
E)All of the answers are correct.

Question 58

The flat muscle located under the gastrocnemius that looks like a fish is the

A)sartorius.
B)soleus.
C)tibialis anterior.
D)semitendinosus.
E)popliteus.

Question 59

Muscle groups found along the anterior and lateral surfaces of the leg act primarily to

A)extend the leg.
B)flex the leg.
C)adduct the leg.
D)abduct the leg.
E)None of the answers are correct.

Question 60

Which of the following muscles are extensors of the leg

A)rectus femoris
B)vastus intermedius
C)vastus medialis
D)vastus lateralis
E)All of the answers are correct.

Question 61

The iliopsoas muscles insert at the ________.

Question 62

The radial tuberosity is the site of insertion for a muscle that flexes and ________ the forearm.

Question 63

The ________ muscle originates in the subscapular fossa.

Question 64

The major extensor of the elbow that also extends and adducts the shoulder and originates on the scapula is the long head of the ________ muscle.

Question 65

The movement that brings the tip of the distal phalanx of the thumb into contact with the tip of the distal phalanx of the little finger is termed ________.

Question 66

The lesser tubercle of the humerus is the insertion point for the ________.

Question 67

Two deep muscles that produce eversion as well as plantar flexion of the foot are the ________.

Question 68

The major extrinsic muscle of the hand that the ulnar nerve controls is the ________.

Question 69

The large muscle that spans the entire width of the lower back is the ________.

Question 70

The fan-shaped ________ muscle, which originates along the ventral and superior margins of several ribs, rotates the scapula so that the glenoid cavity moves superiorly.

Question 71

The triceps brachii muscle inserts on the ________.

Question 72

The deltoid is innervated by the ________ nerve.

Question 73

The major abductor of the arm is the ________ muscle.

Question 74

Muscles originating on the surface of the pelvis and inserting on the femur will produce characteristic movements determined by their position relative to the ________.

Question 75

The tendon of the ________ of the biceps brachii muscle runs through the intertubercular groove.

Question 76

The intrinsic hand muscles move the ________.

Question 77

The muscle that assists the pectoralis major in adducting and medially rotating the shoulder, but extends rather than flexes the joint, is the ________.

Question 78

Muscles inserting on the thumb have the term ________ in their name.

Question 79

The contraction of the biceps brachii and triceps brachii muscles can have secondary effects on the shoulder, but the primary action is on the ________ joint.

Question 80

Because of different origin and insertion sites, the flexor carpi radialis muscle flexes and abducts the wrist, while the flexor carpi ulnaris flexes and ________ the same joint.