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Trauma > Anatomy - Arm > Flashcards

Anatomy - Arm Flashcards

1
Q

what is the posterior antebrachial cutaneous nerve a branch of? what approach do you run into it?

A

radial nerve, branches in the axilla. posterior approach to humerus

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2
Q

corachobrachialis attachments

A

O: coracoid process
I: middle humerus

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3
Q

coracobrachialis innervation

A

musculocutaneous nerve

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4
Q

what makes up the conjoint tendon?

A

coracobrachialis and short head of biceps brachii

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5
Q

brachialis attachments

A

O: distal anterior humerus
I: ulnar tuberosity (proximal ulna)

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6
Q

brachialis innervation

A

medial - musculocutaneous

lateral - radial

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7
Q

biceps attachments

A 
long head
O: supraglenoid tubercle
I: radial tuberosity
short head
O: coracoid process
I: radial tuberosity
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8
Q

biceps innervation

A

musculocutaneous

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9
Q

triceps innervation

A

radial

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10
Q

triceps insertion

A

olecranon

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11
Q

brachioradialis innervation

A

radial (C5, 6, 7)

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12
Q

brachioradialis attachments

A

O: lateral supracondylar ridge of humerus
I: lateral surface of distal end of radius

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13
Q

pronator teres attachments

A

O: medial epicondyle of humerus and coronoid process of ulna
I: middle of lateral surface of radius

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14
Q

pronator teres innervation

A

median nerve (C6, 7)

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15
Q

flexor carpi radialis attachments

A

O: medial epicondyle of humerus
I: base of 2nd metacarpal

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16
Q

flexor carpi radialis innervation

A

median (C6, 7)

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17
Q

palmaris longus attachments

A

O: medial epicondyle of humerus
I: distal half of flexor retinaculum and palmar aponeurosis

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18
Q

palmaris longus innervation

A

median (C7, 8)

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19
Q

flexor digitorum superficialis attachments

A

O: medial epicondyle, ulnar collateral ligament, coronoid process of ulna, superior half of anterior border of radius
I: bodies of middle phalanges of fingers

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20
Q

flexor digitorum superficialis innervation

A

median (C7, 8, T1)

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21
Q

flexor carpi ulnaris attachments

A

O: medial epicondyle, olecranon, posterior border of ulna
I: pisiform, hook of hamate, and 5th metacarpal

22
Q

flexor carpi ulnaris innervation

A

ulnar (C7, 8)

23
Q

flexor digitorum profundis attachments

A

O: proximal medial/anterior ulna, interosseus membrane
I: base of distal phalanx of digits 2-5

24
Q

flexor digitorum profundis innervation

A

medial = ulnar nerve (C8, T1), lateral = AIN (C8, T1)

25
Q

flexor pollicis longus attachments

A

O: anterior radius, interosseus membrane
I: base of distal phalanx of thumb

26
Q

flexor pollicis longus innervation

A

AIN (C8, T1)

27
Q

pronator quadratus attachments

A

O: distal 1/4 of anterior ulna
I: distal 1/4 of anterior radius

28
Q

pronator quadratus innervation

A

AIN (C8, T1)

29
Q

anconeus attachments

A

O: lateral epicondyle of humerus
I: lateral surface of olecranon and superior/posterior ulna

30
Q

anconeus innervation

A

radial nerve (C7, 8, T1)

31
Q

extensor carpi radialis longus attachments

A

O: lateral supracondylar ridge of humerus
I: base of 2nd metacarpal

32
Q

extensor carpi radialis longus innervation

A

radial nerve (C6, 7)

33
Q

extensor carpi radialis brevis attachments

A

O: lateral epicondyle of humerus
I: base of 3rd metacarpal

34
Q

extensor carpi radialis brevis innervation

A

deep branch of radial nerve (C7, 8)

35
Q

extensor digitorum attachments

A

O: lateral epicondyle of humerus
I: extensor expansions of medial four digits

36
Q

extensor digitorum innervation

A

PIN (C7, 8)

37
Q

extensor digiti minimi attachments

A

O: lateral epicondyle of humerus
I: extensor expansion of 5th digit

38
Q

extensor digiti minimi innervation

A

PIN (C7, 8)

39
Q

extensor carpi ulnaris attachments

A

O: lateral epicondyle of humerus and posterior border of ulna
I: base of 5th metacarpal

40
Q

extensor carpi ulnaris innervation

A

PIN (C7, 8)

41
Q

supinator attachments

A

O: lateral epicondyle, radial collateral and annular ligaments, supinator fossa and crest of ulna
I: lateral, posterior, and anterior surface of proximal 1/3 of radius

42
Q

supinator innervation

A

deep branch of radial (C5, 6)

43
Q

abductor pollicis longus attachments

A

O: posterior surface of ulna, radius, and interosseus membrane
I: base of 1st metacarpal

44
Q

abductor pollicis longus innervation

A

PIN (C7, 8)

45
Q

extensor pollicis brevis attachments

A

O: posterior surface of radius and interosseus membrane
I: base of proximal phalanx of thumb

46
Q

extensor pollicis brevis innervation

A

PIN (C7, 8)

47
Q

extensor indicis attachments

A

O: posterior surface of ulna and interosseus membrane
I: extensor expansion of 2nd digit

48
Q

extensor indicis innervation

A

PIN (C7, 8)

49
Q

extensor pollicis longus attachments

A

O: posterior surface of the middle third of the ulna and interosseus membrane
I: base of distal phalanx of thumb

50
Q

extensor pollicis longus innervation

A

PIN (C7, 8)

Trauma (7 decks)

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