Forearm, wrist & finger muscle O, I, and Nerve Flashcards

1
Q

Pronator teres O, I, nerve

A

O: medial epicondyle and coronoid process of ulna. I: Mid, lateral radius. Median nerve C6, C7

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2
Q

Flexor carpi radialis O, I, nerve

A

O: medial epicondyle of humerus. I: base of 2nd metacarpal. Median nerve C7, C8

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3
Q

Flexor carpi ulnaris O, I, nerve

A

O: Medial epicondyle of humerus. I: Pisiform, hook of hamate, 5th metacarpal. Ulnar nerve C7, C8

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4
Q

Flexor digitorum superficialis O, I, nerve

A

O: Medial epicondyle of humerus, ulnar collateral ligament, coronoid process of ulna. I: bodies of middle phalanges of 2-5 digits. Median nerve C7, C8, T1

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5
Q

Flexor digitorum profundus O, I, nerve

A

O: proximal 3/4 of ulna, interosseus membrane. I: base of distal 2-5 phalanges. 2-3 digits median, 4-5 digits ulnar C8, T1

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6
Q

Flexor pollicis longus O, I, nerve

A

O: Radius, interosseus membrane. I: base of distal phalanx of thumb. Median nerve C8, T1

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7
Q

Pronator quadratus O, I, nerve

A

O: distal 1/4 of ulna. I: distal 1/4 of radius. Median C8, T1

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8
Q

Brachioradialis O, I, nerve

A

O: Lat supracondylar ridge of humerus. I: Lateral distal radius. Radial nerve C5, C6, C7

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9
Q

Supinator O, I, nerve

A

O: Lat epicondyle, radial collateral ligament, supinator fossa, crest of ulna. I: prox 1/3 of radius. Radial nerve C5, C6

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10
Q

Anconeus O, I, nerve

A

O: Lat epicondyle of humerus. I: Olecranon, sup. post. ulna. Radial nerve C7, C8, T1

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11
Q

Extensor carpi radialis longus O, I, nerve

A

O: Lat. supracondylar ridge. I: Base of 2nd metacarpal. Radial nerve C6, C7

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12
Q

Extensor carpi radialis brevis O, I, nerve

A

O: Lat epicondyle. I: Base of 3rd metacarpal. Radial nerve C7, C8

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13
Q

Extensor digitorum O, I, nerve

A

O: Lat epicondyle. I: Extensor expansion of 2-5 digits. Radial C7, C8

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14
Q

Extensor digiti minimi O, I, nerve

A

O: Lat epicondyle. I: Extensor expansion of 5th digit. Radial nerve C7, C8

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15
Q

Extensor carpi ulnaris O, I, nerve

A

O: Lat epicondyle and post ulna. I: base of 5th metacarpal. Radial nerve C7, C8

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16
Q

Extensor indicis O, I, nerve

A

O: Post ulna, interosseus membrane. I: Extensor expansion of 2nd digit. Radial nerve C7, C8.

17
Q

Extensor pollicis brevis O, I, nerve

A

O: Post radius, interosseus membrane. I: Base of prox phalanx of thumb. Radial nerve C7,C8

18
Q

Extensor pollicis longus O, I, nerve

A

O: Post radius, interosseus membrane. I: base of distal phalanx of thumb. Radial nerve C7, C8.

19
Q

Abductor digiti minimi O, I, nerve

A

O: Pisiform. I: base of proximal phalanx of 5th digit. Ulnar nerve C8, T1

20
Q

Abductor pollicis brevis O, I, nerve

A

O: Flexor retinaculum, scaphoid, trapezium. I: base of proximal phalanx of thumb. Median nerve C8, T1

21
Q

Abductor pollicis longus O, I, nerve

A

O: Post ulna, post radius, interosseus membrane. I: body of fist metacarpal. Radial nerve C7,C8

22
Q

Opponens pollicis O, I, nerve

A

O: Flexor retinaculum, trapezium. I: body of 1st metacarpal. Median nerve C8, T1.

23
Q

Flexor pollicis brevis O, I, nerve

A

O: Flexor retinaculum, trapezium. I: base of prox phalanx of the thumb. Median nerve C8, T1.

24
Q

Flexor digiti minimi O, I, nerve

A

O: Flexor retinaculum, hook of the hamate. I: base of the 5th proximal phalanx. Ulnar nerve C8, T1

25
Q

Opponens digiti minimi O, I, nerve

A

O: Flexor retinaculum, hook of the hamate. I: Body of the 5th metacarpal. Ulnar C8, T1

26
Q

Lumbricals O, I, nerve

A

O: tendons of flex. digitorum. I: Lat sides of extensor expansion digits 2-5. Median nerve digits 2-3, ulnar digits 4-5. C8, T1

27
Q

Dorsal interossei O, I, nerve

A

O: Adjacent metacarpal bones. I: base of prox phalanx, ext expansion of digits 2-4. Ulnar nerve C8, T1

28
Q

Palmar interossei O, I, nerve

A

O: Metacarpal bones 2,4,5. I: base of prox phalanx, ext expansion of digits 2,4,5. Ulnar nerve C8, T1

29
Q

Adductor pollicis O, I, nerve

A

O: Bases of 2nd and 3rd metacarpals, capitate, body of 3rd metacarpal. I: base of prox phalanx of thumb. Ulnar nerve C8, T1