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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
flexor pollicis longus attachments
O: anterior radius, interosseus membrane I: base of distal phalanx of thumb
26
flexor pollicis longus innervation
AIN (C8, T1)
27
pronator quadratus attachments
O: distal 1/4 of anterior ulna I: distal 1/4 of anterior radius
28
pronator quadratus innervation
AIN (C8, T1)
29
anconeus attachments
O: lateral epicondyle of humerus I: lateral surface of olecranon and superior/posterior ulna
30
anconeus innervation
radial nerve (C7, 8, T1)
31
extensor carpi radialis longus attachments
O: lateral supracondylar ridge of humerus I: base of 2nd metacarpal
32
extensor carpi radialis longus innervation
radial nerve (C6, 7)
33
extensor carpi radialis brevis attachments
O: lateral epicondyle of humerus I: base of 3rd metacarpal
34
extensor carpi radialis brevis innervation
deep branch of radial nerve (C7, 8)
35
extensor digitorum attachments
O: lateral epicondyle of humerus I: extensor expansions of medial four digits
36
extensor digitorum innervation
PIN (C7, 8)
37
extensor digiti minimi attachments
O: lateral epicondyle of humerus I: extensor expansion of 5th digit
38
extensor digiti minimi innervation
PIN (C7, 8)
39
extensor carpi ulnaris attachments
O: lateral epicondyle of humerus and posterior border of ulna I: base of 5th metacarpal
40
extensor carpi ulnaris innervation
PIN (C7, 8)
41
supinator attachments
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
supinator innervation
deep branch of radial (C5, 6)
43
abductor pollicis longus attachments
O: posterior surface of ulna, radius, and interosseus membrane I: base of 1st metacarpal
44
abductor pollicis longus innervation
PIN (C7, 8)
45
extensor pollicis brevis attachments
O: posterior surface of radius and interosseus membrane I: base of proximal phalanx of thumb
46
extensor pollicis brevis innervation
PIN (C7, 8)
47
extensor indicis attachments
O: posterior surface of ulna and interosseus membrane I: extensor expansion of 2nd digit
48
extensor indicis innervation
PIN (C7, 8)
49
extensor pollicis longus attachments
O: posterior surface of the middle third of the ulna and interosseus membrane I: base of distal phalanx of thumb
50
extensor pollicis longus innervation
PIN (C7, 8)

Trauma (7 decks)

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