Question 1

The "deep head" of the triceps brachii is another name for which head of the triceps brachii?

Accepted Answer

A) long head 
B) lateral head 
C) medial head 
D) short head 
A) long head 
B) lateral head 
C) medial head 
D) short head

Question 2

Which is an eccentric function of the brachioradialis?

Accepted Answer

A) restrains/slows flexion of the arm at the glenohumeral joint 
B) restrains/slows extension of the arm at the glenohumeral joint 
C) restrains/slows flexion of the forearm at the elbow joint 
D) restrains/slows extension of the forearm at the elbow joint 
A) restrains/slows flexion of the arm at the glenohumeral joint 
B) restrains/slows extension of the arm at the glenohumeral joint 
C) restrains/slows flexion of the forearm at the elbow joint 
D) restrains/slows extension of the forearm at the elbow joint

Question 3

Which muscles attach onto the radius?

Accepted Answer

A) pronator teres,flexor carpi radialis,and flexor carpi ulnaris 
B) flexor carpi radialis,extensor carpi radialis longus,and extensor carpi radialis brevis 
C) anconeus and triceps brachii 
D) pronator teres,pronator quadratus,and supinator 
A) pronator teres,flexor carpi radialis,and flexor carpi ulnaris 
B) flexor carpi radialis,extensor carpi radialis longus,and extensor carpi radialis brevis 
C) anconeus and triceps brachii 
D) pronator teres,pronator quadratus,and supinator

Question 4

What nerve innervates the supinator?

Accepted Answer

A) median nerve 
B) axillary nerve 
C) radial nerve 
D) ulnar nerve 
A) median nerve 
B) axillary nerve 
C) radial nerve 
D) ulnar nerve

Question 5

What nerve innervates the biceps brachii?

Accepted Answer

A) median nerve 
B) axillary nerve 
C) obturator nerve 
D) musculocutaneous nerve 
A) median nerve 
B) axillary nerve 
C) obturator nerve 
D) musculocutaneous nerve

Question 6

Which muscle(s)can flex the forearm at the elbow joint?

Accepted Answer

A) flexor digitorum superficialis 
B) flexor carpi radialis 
C) extensor carpi radialis longus 
D) all of the above 
A) flexor digitorum superficialis 
B) flexor carpi radialis 
C) extensor carpi radialis longus 
D) all of the above

Question 7

What muscle is sometimes known as the "hitchhiker muscle?"

Accepted Answer

A) extensor carpi radialis longus 
B) brachioradialis 
C) flexor carpi ulnaris 
D) palmaris longus 
A) extensor carpi radialis longus 
B) brachioradialis 
C) flexor carpi ulnaris 
D) palmaris longus

Question 8

Which is true?

Accepted Answer

A) only the long head of the biceps brachii does flexion of the arm at the glenohumeral joint 
B) both heads of the biceps brachii pronate the forearm at the radioulnar joints 
C) both heads of the biceps brachii flex the arm at the glenohumeral joint 
D) only the short head of the biceps brachii flexes the forearm at the elbow joint 
A) only the long head of the biceps brachii does flexion of the arm at the glenohumeral joint 
B) both heads of the biceps brachii pronate the forearm at the radioulnar joints 
C) both heads of the biceps brachii flex the arm at the glenohumeral joint 
D) only the short head of the biceps brachii flexes the forearm at the elbow joint

Question 9

Which are the attachments of the pronator teres?

Accepted Answer

A) medial epicondyle of the humerus (via the common flexor tendon)and the medial supracondylar ridge of the humerus and the medial surface of the coronoid process to the proximal 1/3 of the lateral radius 
B) lateral epicondyle of the humerus (via the common extensor tendon)and the lateral supracondylar ridge of the humerus to the middle 1/3 of the lateral radius 
C) medial epicondyle of the humerus (via the common flexor tendon)and the medial supracondylar ridge of the humerus and the coronoid process to the middle 1/3 of the lateral radius 
D) anterior distal 1/4 of the ulna to the anterior distal 1/4 of the radius 
A) medial epicondyle of the humerus (via the common flexor tendon)and the medial supracondylar ridge of the humerus and the medial surface of the coronoid process to the proximal 1/3 of the lateral radius 
B) lateral epicondyle of the humerus (via the common extensor tendon)and the lateral supracondylar ridge of the humerus to the middle 1/3 of the lateral radius 
C) medial epicondyle of the humerus (via the common flexor tendon)and the medial supracondylar ridge of the humerus and the coronoid process to the middle 1/3 of the lateral radius 
D) anterior distal 1/4 of the ulna to the anterior distal 1/4 of the radius

Question 10

Elbow joint flexor muscles whose bellies are located in the anterior arm are innervated by what nerve?

Accepted Answer

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

Question 11

Which are attachments of the biceps brachii?

Accepted Answer

A) infraglenoid tubercle of the scapula and the acromion process of the scapula to the radial tuberosity 
B) supraglenoid tubercle of the scapula and the coracoid process of the scapula to the medial shaft of the humerus 
C) distal 1/2 of the anterior shaft of the humerus to the ulnar tuberosity 
D) supraglenoid tubercle of the scapula and the coracoid process of the scapula to the radial tuberosity 
A) infraglenoid tubercle of the scapula and the acromion process of the scapula to the radial tuberosity 
B) supraglenoid tubercle of the scapula and the coracoid process of the scapula to the medial shaft of the humerus 
C) distal 1/2 of the anterior shaft of the humerus to the ulnar tuberosity 
D) supraglenoid tubercle of the scapula and the coracoid process of the scapula to the radial tuberosity

Question 12

Why is the "bicipital" groove of the humerus so named?

Accepted Answer

A) because the tendon of the long head of the biceps brachii runs through it 
B) because the tendon of the short head of the biceps brachii runs through it 
C) because the belly of the biceps brachii lies over it 
D) because the tendon of the short head of the biceps femoris runs through it 
A) because the tendon of the long head of the biceps brachii runs through it 
B) because the tendon of the short head of the biceps brachii runs through it 
C) because the belly of the biceps brachii lies over it 
D) because the tendon of the short head of the biceps femoris runs through it

Question 13

Elbow joint extensor muscles are innervated by what nerve?

Accepted Answer

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

Question 14

In what position is the brachioradialis most effective as a flexor of the forearm at the elbow joint?

Accepted Answer

A) when the forearm is halfway between full pronation and full supination at the radioulnar joints 
B) when the forearm is in full supination at the radioulnar joints 
C) when the forearm is in full pronation at the radioulnar joints 
D) none of the above;the amount of pronation/supination of the forearm at the radioulnar joints is irrelevant to the ability of the brachioradialis to perform flexion of the forearm at the elbow joint 
A) when the forearm is halfway between full pronation and full supination at the radioulnar joints 
B) when the forearm is in full supination at the radioulnar joints 
C) when the forearm is in full pronation at the radioulnar joints 
D) none of the above;the amount of pronation/supination of the forearm at the radioulnar joints is irrelevant to the ability of the brachioradialis to perform flexion of the forearm at the elbow joint

Question 15

Which is an action of the pronator teres?

Accepted Answer

A) supination of the forearm at the radioulnar joints 
B) pronation of the forearm at the radioulnar joints 
C) extension of the forearm at the elbow joint 
D) flexion of the arm at the glenohumeral joint 
A) supination of the forearm at the radioulnar joints 
B) pronation of the forearm at the radioulnar joints 
C) extension of the forearm at the elbow joint 
D) flexion of the arm at the glenohumeral joint

Question 16

What nerve innervates the triceps brachii?

Accepted Answer

A) radial nerve 
B) common fibular nerve 
C) median nerve 
D) musculocutaneous nerve 
A) radial nerve 
B) common fibular nerve 
C) median nerve 
D) musculocutaneous nerve

Question 17

The humeral head of the pronator teres arises proximally from the medial epicondyle of the humerus as a part of what structure?

Accepted Answer

A) common flexor tendon 
B) common extensor tendon 
C) rotator cuff tendon 
D) nuchal ligament 
A) common flexor tendon 
B) common extensor tendon 
C) rotator cuff tendon 
D) nuchal ligament

Question 18

What strong,large muscle accounts for much of the reason that the contour of the biceps brachii is so visible?

Accepted Answer

A) triceps brachii 
B) coracobrachialis 
C) brachioradialis 
D) brachialis 
A) triceps brachii 
B) coracobrachialis 
C) brachioradialis 
D) brachialis

Question 19

Which is an action of the brachialis?

Accepted Answer

A) supination of the forearm at the radioulnar joints 
B) pronation of the forearm at the radioulnar joints 
C) flexion of the forearm at the elbow joint 
D) extension of the forearm at the elbow joint 
A) supination of the forearm at the radioulnar joints 
B) pronation of the forearm at the radioulnar joints 
C) flexion of the forearm at the elbow joint 
D) extension of the forearm at the elbow joint

Question 20

Which is an action of the pronator teres?

Accepted Answer

A) flexion of the forearm at the elbow joint 
B) extension of the forearm at the elbow joint 
C) supination of the forearm at the radioulnar joints 
D) extension of the arm at the glenohumeral joint 
A) flexion of the forearm at the elbow joint 
B) extension of the forearm at the elbow joint 
C) supination of the forearm at the radioulnar joints 
D) extension of the arm at the glenohumeral joint

The "deep head" of the triceps brachii is another name for which head of the triceps brachii?

Which is an eccentric function of the brachioradialis?

Which muscles attach onto the radius?

What nerve innervates the supinator?

What nerve innervates the biceps brachii?

Which muscle(s)can flex the forearm at the elbow joint?

What muscle is sometimes known as the "hitchhiker muscle?"

Which is true?

Which are the attachments of the pronator teres?

Elbow joint flexor muscles whose bellies are located in the anterior arm are innervated by what nerve?

Which are attachments of the biceps brachii?

Why is the "bicipital" groove of the humerus so named?

Elbow joint extensor muscles are innervated by what nerve?

In what position is the brachioradialis most effective as a flexor of the forearm at the elbow joint?

Which is an action of the pronator teres?

What nerve innervates the triceps brachii?

The humeral head of the pronator teres arises proximally from the medial epicondyle of the humerus as a part of what structure?

What strong,large muscle accounts for much of the reason that the contour of the biceps brachii is so visible?

Which is an action of the brachialis?

Which is an action of the pronator teres?

Basic Kinesiology Terminology

The Skeletal System

How Muscles Function

Muscles of the Shoulder Girdle Joints

Muscles of the Glenohumeral Joint

Muscles of the Wrist Joint

Extrinsic Muscles of the Finger Joints

Intrinsic Muscles of the Finger Joints

Muscles of the Spinal Joints

Muscles of the Rib Cage Joints

Muscles of the Temporomandibular Joints

Muscles of Facial Expression

Muscles of the Hip Joint

Muscles of the Knee Joint

Muscles of the Ankle and Subtalar Joints

Extrinsic Muscles of the Toe Joints

Intrinsic Muscles of the Toe Joints

Functional Groups of Muscles

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Exam 6: Muscles of the Elbow and Radioulnar Joints

The "deep head" of the triceps brachii is another name for which head of the triceps brachii?

Which is an eccentric function of the brachioradialis?

Which muscles attach onto the radius?

What nerve innervates the supinator?

What nerve innervates the biceps brachii?

Which muscle(s)can flex the forearm at the elbow joint?

What muscle is sometimes known as the "hitchhiker muscle?"

Which is true?

Which are the attachments of the pronator teres?

Elbow joint flexor muscles whose bellies are located in the anterior arm are innervated by what nerve?

Which are attachments of the biceps brachii?

Why is the "bicipital" groove of the humerus so named?

Elbow joint extensor muscles are innervated by what nerve?

In what position is the brachioradialis most effective as a flexor of the forearm at the elbow joint?

Which is an action of the pronator teres?

What nerve innervates the triceps brachii?

The humeral head of the pronator teres arises proximally from the medial epicondyle of the humerus as a part of what structure?

What strong,large muscle accounts for much of the reason that the contour of the biceps brachii is so visible?

Which is an action of the brachialis?

Which is an action of the pronator teres?

Basic Kinesiology Terminology

The Skeletal System

How Muscles Function

Muscles of the Shoulder Girdle Joints

Muscles of the Glenohumeral Joint

Muscles of the Wrist Joint

Extrinsic Muscles of the Finger Joints

Intrinsic Muscles of the Finger Joints

Muscles of the Spinal Joints

Muscles of the Rib Cage Joints

Muscles of the Temporomandibular Joints

Muscles of Facial Expression

Muscles of the Hip Joint

Muscles of the Knee Joint

Muscles of the Ankle and Subtalar Joints

Extrinsic Muscles of the Toe Joints

Intrinsic Muscles of the Toe Joints

Functional Groups of Muscles

Filters