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forearm

Total questions: 86

Worksheet time: 1hrs 19mins

Name
Class
Date
1.

What are in the anterior superficial compartment of forearm?

a)

Pronator teres, flexor carpi radialis, Palmeris longus, flexor carpi ulnaris

b)

Flexor digitorum superficialis

c)

Flexor digitorum profundus, flexor pollicis longus, pronator quadratus

d)

Pronator quadratus, flexor carpi radialis, Palmeris longus, flexor carpi ulnaris

2.

What is in the anterior intermediate compartment?

a)

Pronator teres, flexor carpi radialis, Palmeris longus, flexor carpi ulnaris

b)

Flexor digitorum profundus

c)

Flexor digitorum superficialis

d)

Flexor Carpi radialis

3.

What is in the anterior deep compartment?

a)

Flexor digitorum profundus, flexor pollicis longus, pronator teres

b)

Flexor digitorum profundus, flexor pollicis longus, pronator quadratus

c)

Pronator teres, flexor carpi radialis, palmaris longus

d)

Flexor digitorum superficialis

4.

How many muscles are in the anterior superficial compartment?

(a)  

5.

How many muscles in the anterior deep compartment?

(a)  

6.

How many muscles are in the anterior intermediate muscle?

(a)  

7.

Where does the pronator teres muscle originate? And what nerve innervates it?

a)

Medial epicondyle and ulnar nerve

b)

Medial epicondyle and median nerve

c)

Lateral epicondyle and median nerve

d)

Lateral epicondyle and ulnar nerve

8.

Where does pronator teres attach too?

a)

Base of distal phalanx

b)

Mid shaft of anterior ulna

c)

Mid shaft of lateral anterior radius

d)

Radial styloid

9.

What action does pronator teres muscle do?

a)

Weak elbow flexion and supination

b)

Weak elbow flexion

c)

Pronates

d)

Weak elbow flexion and pronates

10.

What is the muscle the arrow #1 is pointing too?

(a)  

11.

Where does flexor carpi radialis originate at? What nerve innervates it?

a)

Medial epicondyle and median nerve

b)

lateral epicondyle and median nerve

c)

Medial epicondyle and ulnar nerve

d)

Lateral condole and ulnar nerve

12.

Where does flexor carpi radialis attach too?

a)

Base of the 1st metacarpal

b)

Radial styloid

c)

Base of the 2nd metacarpal

d)

Palmar aponerous

13.

What is the action of the flexor carpi radialis?

a)

Radial deviation only

b)

Radial deviation, wrist flexion and weak elbow flexion

c)

Radial deviation, wrist extension

d)

Radial deviation, wrist extension, and weak elbow flexion

14.

What muscle is arrow #2 pointing to?

(a)  

15.

Where does the flexor digitorum superficialis muscle originate? What nerve innervates it?

a)

Originates medial epicondyle and superior anterior radial boarder. Innervated by median nerve

b)
Originates from the lateral epicondyle of the humerus, innervated by the radial nerve
c)

Originates on proximal anterior medial ulna

d)

Originates on proximal anterior medial ulna and radius

16.

Where does the flexor digitorum superficialis muscle attach to?

a)

Base of middle phalanges 2-5

b)

Palmaris aponerous

c)

Base of 2nd metacarpal

d)

Shaft of the middle phalanges 2-5

17.

What is the action of flexor digitorum superficialis?

a)

Wrist flexion only

b)

Wrist flexion and finger flexion (MCP, PIP)

c)

Finger flexion only (MCP and PIP)

d)

Wrist extension and finger extension (MCP, PIP)

18.

What is this muscle on the forearm?

(a)  

19.

Where does palmaris longus muscle originate? What nerve innervates it?

a)
Originates from the medial epicondyle of the humerus, innervated by the median nerve
b)
Originates from the lateral epicondyle of the humerus, innervated by the ulnar nerve
c)
Originates from the medial epicondyle of the humerus, innervated by the radial nerve
d)
Originates from the lateral epicondyle of the humerus, innervated by the median nerve
20.

Where does palmaris longus muscle attach to?

a)

Base of 3rd metacarpal

b)

Base of distal phalanges 2-5

c)

Palmaris aponerous

d)

Base of 5th metacarpal

21.

What is the action of palmaris longus muscle?

a)

Wrist flexion, tense palmaris aponerous

b)

Wrist flexion, weak elbow flexion, tense palmaris aponerous

c)

Wrist extension, weak elbow flexion, tense palmaris aponerous

d)

Wrist flexion only

22.

What muscle is the arrow #3 pointing to?

(a)  

23.

Where does flexor carpi ulnaris originate at? What nerve is it innervates by?

a)
Originates at the medial epicondyle of the humerus, innervated by the ulnar nerve
b)
Originates at the lateral epicondyle of the humerus, innervated by the radial nerve
c)
Originates at the medial epicondyle of the humerus, innervated by the median nerve
d)
Originates at the lateral epicondyle of the humerus, innervated by the ulnar nerve
24.

Where does the flexor carpi ulnaris muscle attach too?

a)

Base of 5th metacarpal

b)

Pisiform and hook of hamate

c)

Pisiform, hook of hamate, 5th metacarpal

d)

Base of distal phalanx

25.

What is the action of flexor carpi ulnaris muscle?

a)

Flex wrist and ulnar deviation

b)

Flex wrist, weak elbow flex, and ulnar deviation

c)

Wrist flexion only

d)

Ulnar deviation only

26.

What muscle is arrow #4 pointing to?

(a)  

27.

Where does flexor digitorum profundus muscle originate? What nerve is it innervated by?

a)

Medial shaft and proximal medial anterior of ulna. Innervated by median nerve (2-3) and ulnar nerve (4-5)

b)

Medial epicondyle and innervated by median nerve

c)

Medial shaft and proximal medial anterior of ulna. Innervated by median nerve

d)

Median epicondyle snd ulnar nerve

28.

Where does flexor digitorum profundus muscle attach to?

a)

Shaft of the middle phalanges 2-5

b)

Palmaris aponerous

c)

Base of distal phalanges 2-4

d)

Base of distal phalanges 2-5

29.

What is the action of flexor digitorum profundus?

a)

Wrist flexion only

b)

Wrist flexion and finger flexion (MCP, PIP, DIP)

c)

Wrist extension and finger flexion (MCP, PIP, DIP)

d)

Finger flexion only

30.

What muscle is arrow #1 pointing to?

(a)  

31.

Where does flexor pollicis longus muscle originate from? What nerve innervates it?

a)

Originates Anterior radius and interosseous membrane. Innervated by ulnar nerve

b)

Originates anterior ulnar and interosseous membrane. Innervated by ulnar nerve

c)

Originates anterior ulnar and interosseous membrane. Innervated by median nerve

d)

Originates Anterior radius and interosseous membrane. Innervated by median nerve

32.

Where does flexor pollicis longus muscle attach to?

a)

Base of proximal phalanx

b)

Base of distal phalanx

c)

Base of 2nd metacarpal

d)

Base of 2nd and 3rd metacarpal

33.

What is the action of the flexor pollicis longus muscle?

a)

Wrist flexion only

b)

Thumb flexion only (CMC, IP)

c)

Thumb extension only

d)

Wrist flexion and thumb flexion (CMC, IP, MCP)

34.

What muscle is arrow #2 pointing to?

(a)  

35.

Where does pronator quadratus muscle originate, attach to, and what nerve innervates it?

a)

Originates at distal quarter of anterior ulnar and attached to distal quarter of anterior radius. Innervated by ulnar nerve.

b)

Originates at distal quarter of anterior radius and attached to distal quarter of anterior ulnar. Innervated by median nerve.

c)

Originates at distal quarter of anterior ulnar and attached to distal quarter of anterior radius. Innervated by median nerve.

d)

Originates at distal quarter of anterior radius and attached to distal quarter of anterior ulnar. Innervated by ulnar nerve.

36.

What is the action of the pronator quadratus muscle?

a)

Wrist flexion and pronation

b)

Wrist flexion

c)

Pronation

d)

Wrist extension and pronation

37.

What muscle is the arrow pointing to?

(a)  

38.

What are the muscles in the radialis compartment?

a)

extensor carpi radialis longus and brevis

b)

Brachioradialis, extensor carpi radialis longus and extensor carpi ulnaris

c)

extensor carpi radialis longus, extensor carpi radialis brevis, extensor carpi ulnaris

d)

Brachioradialis, extensor carpi radialis longus and brevis

39.

How many muscles are in the posterior radialis compartment

(a)  

40.

How many muscles are in the posterior superficial compartment?

(a)  

41.

How many muscles in the posterior deep compartment?

(a)  

42.

What are the muscles in the posterior superficial compartment?

a)

Extensor digitorum, extensor digiti minimi, extensor carpi radialis

b)

Extensor digitorum, extensor digiti minimi, extensor carpi ulnaris

c)

Extensor digitorum, extensor carpi radialis, extensor carpi ulnari

d)

Extensor carpi radialis longus, brevis, snd extensor carpi ulnaris

43.

What are the muscles in the posterior deep compartment?

a)

abductor pollicis longus, extensor pollicis longus, extensor pollicis brevis, extensor indicis

b)

Supinator, abductor pollicis longus, extensor pollicis longus

c)

Supinator, abductor pollicis longus, extensor pollicis longus, extensor pollicis brevis, extensor indicis

d)

abductor pollicis longus, extensor pollicis longus, extensor pollicis brevis

44.

Where does the brachioradialis muscle originate?

a)

Lateral epicondyle

b)

Distal humerus, intramuscular septum

c)

Medial epicondyle

d)

Proximal humerus, intramuscular septum

45.

Where does the brachioradialis muscle attach to? What nerve innervates it?

a)

Radial styloid process and ulnar nerve

b)

Base of 2nd metacarpal and radial nerve

c)

Base of 2nd metacarpal and ulnar nerve

d)

Radial styloid process and radial nerve

46.

What is the action of the brachioradialis?

a)

Weak elbow flexion

b)

Weak elbow extension

c)

Radial deviation and wrist flexion

d)

Wrist extension

47.

What is arrow #1 pointing to?

(a)  

48.

Where does extensor carpi radialis longus muscle originate at?

a)

Later epicondyle

b)

Lateral supracondyle ridge

c)

Medial epicondyle

d)

Medial supracondyle ridge

49.

Where does extensor carpi radialis longus muscle attach to? What nerve innervates it?

a)

Dorsal aspect of 3rd metacarpal. Innervated by radial nerve

b)

Dorsal aspect of 2nd metacarpal. Innervated by ulnar nerve

c)

Dorsal aspect of 2nd metacarpal. Innervated by radial nerve

d)

Radial styloid process. Innervated by radial nerve

50.

What is the action of extensor carpi radialis longus muscle?

a)

Wrist extension and radial deviation

b)

Wrist extension only

c)

Radial deviation only

d)

Wrist extension and finger extension

51.

What is arrow #3 pointing to?

(a)  

52.

What is arrow #2 pointing to?

(a)  

53.

Where does extensor radialis brevis muscle originate?

a)

Lateral epicondyle

b)

Medial epicondyle

c)

Lateral supracondyle ridge

d)

Medial supracondyle ridge

54.

Where does the extensor carpi radialis brevis attach to? What nerve innervates it?

a)

The dorsal aspect of 3rd metacarpal. Innervated by ulnar nerve

b)

The dorsal aspect of 2nd metacarpal. Innervated by radial nerve

c)

The dorsal aspect of 3rd metacarpal. Innervated by radial nerve

d)

Radial styloid process

55.

What is the action of extensor radialis brevis muscle?

a)

Wrist extension and radial deviation

b)

Wrist extension only

c)

Radial deviation only

d)

Wrist flexion and radial deviation

56.

Where does the extensor digitorum muscle originate?

a)

Medial epicondyle

b)

Posterior radius

c)

Lateral epicondyle

d)

Posterior ulna

57.

Where does the extensor digitorum muscle attach to and innervated by what nerve?

a)

Extensor expansion of digits 2-5. Innervated by radial nerve

b)

Extensor expansion of digits 5. Innervated by radial nerve

c)

Extensor expansion of digits 2-5. Innervated by ulnar nerve

d)

Extensor expansion of digits 2. Innervated by radial nerve

58.

What is the action of extensor digitorum muscle?

a)

Wrist extension only

b)

Wrist extension and finger extension (MCP,DIP, PIP)

c)

Finger extension only

d)

Wrist extension and radial deviation

59.

What is arrow #1 pointing to?

(a)  

60.

What is arrow #2 point to?

(a)  

61.

What is arrow #3 pointing to?

(a)  

62.

Where does the extensor digiti minimi muscle originate?

a)

Lateral epicondyle

b)

Lateral supracondyle ridge

c)

Medial epicondyle

d)

medial supracondyle ridge

63.

Where does extensor digiti minimi attach to and innervated by what nerve?

a)

Extension expansion of 5 digit. Innervated by ulnar nerve

b)

Extension expansion of 2-5 digits. Innervated by radial nerve

c)

Extension expansion of 5 digit. Innervated by radial nerve

d)

Radial styloid process

64.

What is the action of extensor digiti minimi muscle?

a)

Wrist extension only

b)

Wrist extension and finger extension of digit 5 (MCP, DIP, PIP)

c)

finger extension of digit 5 (MCP, DIP, PIP) only

d)

Radial deviation

65.

Where does extensor carpi ulnaris originate at?

a)

Medial epicondyle

b)

Lateral epicondyle

c)

Posterior radius

d)

Posterior ulna

66.

Where does the extensor carpi ulnaris muscle attach to? What nerve innervates it?

a)

Extensor expansion of 5th digit. Innervated by Radial nerve

b)

Dorsal aspect of 5th metacarpal. Innervated by radial nerve

c)

Dorsal aspect of 5th metacarpal. Innervated by ulnar nerve

d)

Extensor expansion of 5th digit. Innervated by ulnar nerve

67.

What is arrow #1 pointing to?

(a)  

68.

What is arrow #2 pointing to?

(a)  

69.

What is arrow #3 pointing to?

(a)  

70.

What is arrow #4 pointing to?

(a)  

71.

What is arrow #5 pointing to?

(a)  

72.

Where does the supinator muscle originate at?

a)

Olecranon process

b)

Lateral epicondyle and olecranon

c)

Medial epicondyle

d)

Posterior radius

73.

Where does supinator muscle attach to? What nerve innervates it?

a)

Posterior ulna. innervated by ulnar nerve

b)

Lateral, posterior, proximal anterior radius. Innervated by ulna nerve

c)

Posterior ulna. Innervated by radial nerve

d)

Lateral, posterior, proximal anterior radius. Innervated by radial nerve

74.

What is the action of the supinator muscle?

a)

Wrist extension only

b)

Supination

c)

Wrist extension and radial deviation

d)

Radial deviation only

75.

Where does abductor pollicis longus muscle originate at?

a)

Posterior proximal ulna, radius, and interosseous membrane

b)

Posterior ulna and interosseous membrane

c)

Posterior radius and interosseous membrane

d)

Lateral epicondyle

76.

Where does the abductor pollicis longus muscle attach to? What nerve innervates it?

a)

Extension expansion of 1st digit. Innervated by radial nerve

b)

Dorsal aspect of 2nd metacarpal. Innervated by radial nerve

c)

Dorsal base of 1st metacarpal. Innervated by ulna nerve

d)

Dorsal base of 1st metacarpal. Innervated by radial nerve

77.

What is the action of abductor pollicis brevis?

a)

Extension of thumb only

b)

Extension and Abduction of thumb (CMC)

c)

Abduction of thumb (CMC)

d)

Wrist extension

78.

Where does the extensor pollicis longus muscle originate?

a)

Posterior middle radial and interosseous membrane. Innervated radial nerve

b)

Posterior middle ulna and interosseous membrane. Innervated radial nerve

c)

Posterior middle ulna and interosseous membrane. Innervated ulna nerve

d)

Posterior middle radial and interosseous membrane. Innervated ulna nerve

79.

Where does the extensor pollicis longus muscle attach to?

a)

Radial styloid process

b)

Extensor expansion of digit 1

c)

Dorsal base of proximal phalanx

d)

Dorsal base of distal phalanx

80.

What is the action of extensor pollicis longus muscle?

a)

Wrist extension and thumb extension (CMC)

b)

Wrist extension only

c)

Thumb extension only

d)

Radial deviation

81.

Where does the extensor pollicis brevis muscle originate and what nerve innervates it?

a)

Posterior proximal ulna and interosseous membrane. Innervated by radius nerve

b)

Posterior proximal radius and interosseous membrane. Innervated by ulna nerve

c)

Posterior proximal radius and interosseous membrane. Innervated by ulna nerve

d)

Posterior proximal radius and interosseous membrane. Innervated by radius nerve

82.

Where does the extensor pollicis brevis muscle attach to?

a)

Dorsal aspect of distal phalanx

b)

Dorsal aspect of proximal phalanx

c)

Dorsal aspect of proximal and distal phalanx

d)

Extensor expansion of 1st digit

83.

what is the action extensor pollicis brevis muscle?

a)

Wrist and thumb extension

b)

Wrist extension

c)

Radial deviation

d)

Thumb extension (CMC)

84.

Where does extensor indicis muscle originate and what nerve innervates it?

a)

Posterior distal radius and interosseous membrane. Innervated by radial nerve

b)

Posterior distal ulna and interosseous membrane. Innervated by radial nerve

c)

Posterior distal ulna and interosseous membrane. Innervated by ulna nerve

d)

Posterior distal ulna and interosseous membrane. Innervated by ulna nerve

85.

What is the action of extensor indicis muscle?

a)

Wrist extension and extension of digit 2 (MCP, PIP, DIP)

b)

Wrist extension only

c)

extension of digit 2 (MCP, PIP, DIP)

d)

Radial deviation

86.

Where does the extensor indicis muscle attach to?

a)

Dorsal base of 2nd metacarpal

b)

Extensor expansion of digit 2

c)

Extensor expansion of digits 2-4

d)

Dorsal base of 3rd metacarpal