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Anatomy Lab > Forearm Muscles > Flashcards

Forearm Muscles Flashcards

(90 cards)

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1
Q

Pronator teres origin

A

Medial epicondyle of humerus, coronoid process of ulna

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2
Q

Pronator teres insertion

A

Lateral surface of midshaft of radius

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3
Q

Pronator teres action

A

Pronation of forearm (and hand)

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4
Q

Pronator teres innervation

A

Median nerve

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5
Q

Pronator teres blood supply

A

Anterior ulnar recurrent artery

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6
Q

Flexor carpi radialis origin

A

Common flexor tendon

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7
Q

Flexor carpi radialis insertion

A

Base of second metacarpal

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8
Q

Flexor carpi radialis action

A

Flexion and radial deviation of hand

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9
Q

Flexor carpi radialis blood supply

A

Radial artery

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10
Q

Palmaris Longus origin

A

Common flexor tendon

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11
Q

Palmaris Longus insertion

A

Palmar aponeurosis

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12
Q

Palmaris Longus action

A

Flexion of hand

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13
Q

Palmaris Longus innervation

A

Median nerve

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14
Q

Palmaris Longus blood supply

A

Posterior ulnar recurrent artery

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15
Q

Flexor carpi ulnaris origin

A

Common flexor tendon

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16
Q

Flexor carpi ulnaris insertion

A

Pisiform bone

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17
Q

Flexor carpi ulnaris action

A

Flexion and adduction ulnar deviation of hand

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18
Q

Flexor carpi ulnaris innervation

A

Ulnar nerve

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19
Q

Flexor carpi ulnaris blood supply

A

Posterior ulnar recurrent artery

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20
Q

Flexor digitorum superficialis origin

A

Medial epicondyle of humerus (common flexor tendon); medial aspect of coronoid process of ulna, proximal half of radius distal to radial tuberosity

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21
Q

Flexor digitorum superficialis insertion

A

Base of middle phalanx of each four fingers

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22
Q

Flexor digitorum superficialis action

A

Flexion of middle phalanx of each four fingers; with continues action flexion of each proximal (aids in hand flexion)

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23
Q

Flexor digitorum superficialis innervation

A

Median nerve

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24
Q

Flexor digitorum superficialis blood supply

A

Ulnar and radial arteries

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25
Flexor digitorum profundus origin
Anterior and medial surfaces of proximal 2/3 ulna; interosseous membrane
26
Flexor digitorum profundus insertion
Distal phalanx of middle 4 fingers
27
Flexor digitorum profundus action
Flexion of distal phalanx of each four fingers; with continued action flexion of middle and proximal phalanges (aids in hand flexion)
28
Flexor digitorum profundus innervation
Median and ulnar nerve
29
Flexor digitorum profundus blood supply
Anterior interosseous and ulnar arteries
30
Flexor pollicis Longus origin
Anterior surface of middle half of radius; interosseous membrane
31
Flexor pollicis Longus insertion
Distal phalanx of thumb
32
Flexor pollicis Longus action
Flexion of distal phalanx of thumb
33
Flexor pollicis Longus blood supply
Anterior interosseous artery
34
Flexor pollicis Longus innervation
Median nerve
35
Pronator Quadratus origin
Distal quarter of ulna
36
Pronator Quadratus insertion
Distal part of radius
37
Pronator Quadratus action
Pronation of forearm (and hand)
38
Pronator Quadratus innervation
Median nerve
39
Pronator Quadratus blood supply
Anterior interosseous artery
40
Extensor carpi radialis Longus origin
Lateral supracondylar ridge and epicondyle of humerus (common extensor tendon)
41
Extensor carpi radialis Longus insertion
Base 2nd metacarpal (dorsal surface)
42
Extensor carpi radialis Longus action
Extension and radial deviation of hand
43
Extensor carpi radialis Longus innervation
Radial nerve
44
Extensor carpi radialis Longus blood supply
Radial and radial recurrent arteries
45
Extensor carpi radialis brevis origin
Common extensor tendon
46
Extensor carpi radialis brevis insertion
Base of third metacarpal (dorsal side)
47
Extensor carpi radialis brevis action
Extension and radial deviation of hand
48
Extensor carpi radialis brevis innervation
Radial nerve
49
Extensor carpi radialis brevis blood supply
Radial and radial recurrent arteries
50
Flexor carpi radialis innervation
Median nerve
51
Extensor digitorum origin
Common extensor tendon
52
Extensor digitorum insertion
Middle and distal phalanges of each four fingers (medial 4)
53
Extensor digitorum action
Extension of each of the four fingers
54
Extensor digitorum innervation
Radial nerve
55
Extensor digitorum blood supply
Posterior interosseous artery
56
Extensor digiti minimi origin
Common extensor tendon
57
Extensor digiti minimi insertion
Middle and distal phalanges of little finger
58
Extensor digiti minimi action
Extension of pinky
59
Extensor digiti minimi innervation
Radial nerve
60
Extensor digiti minimi blood supply
Posterior interosseous artery
61
Extensor carpi ulnaris orgin
Common extensor tendon
62
Extensor carpi ulnaris insertion
Base of 5th metacarpal (dorsal surface)
63
Extensor carpi ulnaris action
Extension and ulnar deviation of wrist
64
Extensor carpi ulnaris innervation
Radial nerve
65
Extensor carpi ulnaris blood supply
Posterior interosseous artery
66
Supinator origin
Postolateral surface of ulna below radial notch; lateral epicondyle; radial collateral and annular ligaments
67
Supinator insertion
Lateral and adjacent posterior and anterior aspects of proximal shaft of radius
68
Supinator action
Supination of forearm (and hand)
69
Supinator innervation
Radial nerve
70
Supinator blood supply
Radial recurrent and posterior interosseous arteries
71
Abductor pollicis Longus origin
Posterior surface of ulna and radius; interosseous membrane
72
Abductor pollicis Longus insertion
Base of first metacarpal
73
Abductor pollicis Longus action
Abduction and extension of thumb; abduction and flexion of hand at wrist
74
Abductor pollicis Longus innervation
Radial nerve
75
Abductor pollicis Longus blood supply
Posterior interosseous artery
76
Extensor pollicis Longus origin
Posterior surface of middle third of ulna; interosseous membrane
77
Extensor pollicis Longus insertion
Distal phalanx of thumb
78
Extensor pollicis Longus action
Extension of proximal and distal phalanges of thumb; extension and adduction of metacarpal of thumb
79
Extensor pollicis Longus innervation
Radial nerve
80
Extensor pollicis Longus blood supply
Posterior interosseous artery
81
Extensor pollicis brevis origin
Posterior surface of radius and interosseous membrane
82
Extensor pollicis brevis insertion
Proximal phalanx of thumb
83
Extensor pollicis brevis action
Extension of proximal phalanx and metacarpal of thumb; abduction of hand at wrist
84
Extensor pollicis brevis innervation
Radial nerve
85
Extensor pollicis brevis blood supply
Posterior interosseous artery
86
Extensor indicis origin
Posterior surface of ulna; interosseous membrane
87
Extensor indicis insertion
Extensor expansion of index finger
88
Extensor indicis action
Extension and adduction of index finger
89
Extensor indicis innervation
Radial nerve
90
Extensor indicis blood supply
Posterior interosseous artery

Anatomy Lab (13 decks)

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