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OCS Anatomy > Moore arm and forearm > Flashcards

Moore arm and forearm Flashcards

1
Q

Coracobrachialis origin

A

Coracoid process of the scapula

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2
Q

Biceps brachii origin

A

Long head: supraglenoid tubercle of scapula; Short head: coracoid process of scapula

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3
Q

Brachialis origin

A

Distal half of the anterior surface of humerus

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4
Q

Triceps brachii origin

A

Long head: infraglenoid tubercle of scapula; lateral head: posterior surface of humerus, superior to radial groove; medial head: posterior surface of humerus inferior to radial groove

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5
Q

Anconeus origin

A

Lateral epicondyle of humerus

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6
Q

Deltoid origin

A

Lateral 1/3 of clavicle, acromion and spine of scapula

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7
Q

Pronator teres origin

A

Humeral head: medial epicondyle; ulnar head: coranoid process

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8
Q

Flexor carpi radialis origin

A

Medial epicondyle

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9
Q

Palmaris longus origin

A

Medial epicondyle

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10
Q

Flexor carpi ulnaris origin

A

Medial epicondyle, olecranon of ulna and posterior border via shared aponeuorsis

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11
Q

Flexor digitorum superficialis origin

A

Humeral head: medial epincondyle and coranoid process of ulna; radial head: proximal half of anterior surface of radius

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12
Q

Flexor digitorum profundus origin

A

Proximal 3/4 of the ulna and interosseous membrane

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13
Q

Flexor pollicus longus origin

A

Anterior surface of the radius and interosseous membrane

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14
Q

Pronator quadratus origin

A

Distal ¼ of anterior ulna

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15
Q

Brachioradialis origin

A

Proximal 2/3 of lateral supraepicondylar ridge

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16
Q

Extensor carpi radialis longus origin

A

Supraepicondylar ridge

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17
Q

Extensor carpi radialis brevis

A

Lateral epicondyle

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18
Q

Extensor digitorum origin

A

Lateral epicondyle

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19
Q

Extensor digiti minimi origin

A

Lateral epicondyle

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20
Q

Extensor carpi ulnaris origin

A

Lateral epicondyle and posterior border via shared aponeurosis

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21
Q

Supinator origin

A

Lateral epicondyle, radial collateral and anular ligaments, suiinator fossa and crest of ulna

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22
Q

Extensor indicis origin

A

Distal 1/3 of the ulna and interosseous membrane

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23
Q

Abductor pollicis longus origin

A

Posterior side of proximal 1/2 of radius, ulna and interosseous membrane

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24
Q

Extensor pollicis brevis origin

A

Distal 1/3 of radius and interosseous membrane

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25
Extensor pollicis longus origin
Middle 1/3 of ulna and interosseous membrane
26
Flexor pollicis brevis origin
Superficial head: flexor retinaculum; deep head: scaphoid and trapezium
27
Coracobrachialis insertion
Middle 1/3 of medial side of humerus
28
Biceps brachii insertion
Radial tuberosity and bicipital aponeurosis
29
Brachialis insertion
Coranoid process and tuberosity of ulna
30
Triceps brachii insertion
Olecranon of ulna and posterior border
31
Anconeus insertion
Olecranon and superior posterior surface of ulna
32
Deltoid insertion
Deltoid tuberosity of humerus
33
Pronator teres insertion
Middle convexity of lateral radius
34
Flexor carpi radialis insertion
Base of 2nd metacarpal
35
Palmaris longus insertion
Distal flexor retinaculum and apex of palmar aponeuorsis
36
Flexor carpi ulnaris insertion
Pisiform, hook of hamate and base of 5th metacarpal
37
Flexor digitorum superficialis insertion
Shafts of middle phalanges of digits II-V
38
Flexor digitorum profundus insertion
Distal phalanges of digits (medial) IV-V and (lateral) II-III
39
Flexor pollicus longus insertion
Distal phalanx of thumb
40
Pronator quadratus insertion
Distal ¼ of anterior radius
41
Brachioradialis insertion
Lateral surface of radius just proximal to the styloid process
42
Extensor carpi radialis longus insertion
Distal end of 2nd metacrapal
43
Extensor carpi radialis brevis
Distal end of 3rd metacarpal
44
Extensor digitorum insertion
Extensor expansions of digits II-V
45
Extensor digiti minimi insertion
Extensor expansion of digit V
46
Extensor carpi ulnaris insertion
distal end of 5th metacarpal
47
Supinator insertion
Lateral, anterior, and posterior sides of proximal radius
48
Extensor indicis insertion
Extensor expansion of digits II
49
Abductor pollicis longus insertion
base of 1st metacarpal
50
Extensor pollicis brevis insertion
Proximal phalanx of thumb
51
Extensor pollicis longus insertion
Distal phalanx of thumb
52
Flexor pollicis brevis insertion
Lateral side proximal phalanx of thumb
53
Coracobrachialis action
Aids in adduction and flexion, prevents dislocation of humerus from glenoid
54
Biceps brachii action
Flexes forearm when supinated, supinator of forearm, short head also resist dislocation of humerus
55
Brachialis action
Flexes forearm in all positions
56
Triceps brachii action
Main extensor of forearm, medial head is workhorse, long head also resists dislocation of humerus
57
Anconeus action
Aids in forearm extension and stabilizes elbow
58
Deltoid action
Clavicular head: flexes and internally rotates humerus, acromion head: abducts humerus; spinal head: extends and externally rotates humerus
59
Pronator teres action
Weak pronator and flexor of forearm
60
Flexor carpi radialis action
Flexes and abducts hand at wrist
61
Palmaris longus action
Flexes hand at wrist Absent in 10-15% of people with no clinical deficits
62
Flexor carpi ulnaris action
Flexes and adducts hand at wrist
63
Flexor digitorum superficialis action
Flexes digits at proximal interphalangeal joint and more strongly at metacarpalphalangeal joint
64
Flexor digitorum profundus action
Flex digits at the distal interphalangeal joints
65
Flexor pollicus longus action
Flexes thumb at interphalangeal join, MCP, carpometacarpal joint
66
Pronator quadratus action
Pronates the forearm, deep fibers hold ulna and radius together
67
Brachioradialis action
Flexes the forearm at the elbow
68
Extensor carpi radialis longus action
Extends and abducts the hand at wrist, active during fist clenching
69
Extensor carpi radialis brevis action
Flexes and abducts hand at wrist
70
Extensor digitorum action
Extends the digits at PIP, mostly at MCP
71
Extensor digiti minimi action
Extends digit V at PIP, mostly at MCP
72
Extensor carpi ulnaris action
Extends and adducts the hand at the wrist, active during fist clenching
73
Supinator action
Supinates the forearm
74
Extensor indicis action
Independent extension of digit II and helps in hand extension at wrist
75
Abductor pollicis longus action
Abducts thumb and extends at MCP
76
Extensor pollicis brevis action
Extends thumb at MCP, CMC
77
Extensor pollicis longus action
Extends thumb at IP, MCP, CMC joint
78
Flexor pollicis brevis action
Superficial head: Flexes thumb at MCP; Deep head: aids in adduction the thumb
79
Coracobrachialis innervation
Musculocutaeous C5 C6 C7
80
Biceps brachii innervation
Musculocutaneous nerve C5 C6 C7
81
Brachialis innervation
Musculocutaneous C5 C6, and radial nerves C5 C7
82
Triceps brachii innervation
Radial nerve C6 C7 C8
83
Anconeus innervation
Radial nerve C7 C8 T1
84
Deltoid innervation
Axillary nerve C5 C6
85
Pronator teres innervation
Medial nerve C6 C7
86
Flexor carpi radialis innervation
Median nerve C6 C7
87
Palmaris longus innervation
Median nerve C7 C8
88
Flexor carpi ulnaris innervation
Ulnar nerve C7 C8
89
Flexor digitorum superficialis innervation
Median nerve C7 C8 T1
90
Flexor digitorum profundus innervation
Medial: ulnar nerve C8 T1; Lateral: anterior interosseuos branch of median nerve C8 T1
91
Flexor pollicus longus innervation
Anterior interosseous branch of the median nerve C8 T1
92
Pronator quadratus innervation
Anterior interosseous branch of median C8 T1
93
Brachioradialis innervation
Radial nerve C5 C6 C7
94
Extensor carpi radialis longus innervation
Radial nerve C6 C7
95
Extensor carpi radialis brevis innervation
Deep Radial nerve C7 C8
96
Extensor digitorum innervation
Deep Radial nerve C7 C8
97
Extensor digiti minimi innervation
Deep Radial nerve C7 C8
98
Extensor carpi ulnaris innervation
Deep Radial nerve C7 C8
99
Supinator innervation
Deep Radial nerve C7 C8
100
Extensor indicis innervation
Posterior interosseous continuation of deep radial C7 C8
101
Abductor pollicis longus innervation
Posterior interosseous continuation of deep radial nerve C7 C8
102
Extensor pollicis brevis innervation
Posterior interosseous continuation of deep radial nerve C7 C8
103
Extensor pollicis longus innervation
Posterior interosseous continuation of deep radial nerve C7 C8
104
Flexor pollicis brevis innervation
Superficial head: recurrent branch of median nerve C8 T1; Deep head: deep branch of ulnar nerve C8 T1
105
Coracobrachialis arterial supply
Brachial artery
106
Biceps brachii arterial supply
Brachial artery
107
Brachialis arterial supply
Brachial and radial recurrent arteries
108
Triceps brachii arterial supply
Deep brachial artery
109
Anconeus arterial supply
Deep brachial artery
110
Deltoid arterial supply
Posterior humeral circumflex and deltoid branch of thoracoacromial arteries
111
Pronator teres arterial supply
Anterior recurrent branch of ulnar artery
112
Flexor carpi radialis arterial supply
radial artery
113
Palmaris longus arterial supply
Posterior recurrent branch of ulnar artery
114
Flexor carpi ulnaris arterial supply
Posterior recurrent branch of ulnar artery
115
Flexor digitorum superficialis arterial supply
Ulnar and radial arteries
116
Flexor digitorum profundus arterial supply
anterior interosseous branch of ulnar artery
117
Flexor pollicus longus arterial supply
Palmar interosseous branch of ulnar artery
118
Pronator quadratus arterial supply
Anterior interosseous branch of ulnar artery
119
Brachioradialis arterial supply
radial recurrent
120
Extensor carpi radialis longus arterial supply
radial recurrent
121
Extensor carpi radialis brevis arterial supply
Radial artery, radial recurrent
122
Extensor digitorum arterial supply
Posterior interosseous of unlar artery
123
Extensor digiti minimi arterial supply
Posterior interosseous branch of ulnar artery
124
Extensor carpi ulnaris arterial supply
Posterior interosseous of ulnar
125
Supinator arterial supply
Radial and posterior interosseous branch of ulnar artery
126
Extensor indicis arterial supply
Posterior interosseous of ulnar artery
127
Abductor pollicis longus arterial supply
Posterior interosseous branch of unlar artery
128
Extensor pollicis brevis arterial supply
Posterior interosseous ulnar artery
129
Extensor pollicis longus arterial supply
Posterior interosseous branch ulnar artery
130
Flexor pollicis brevis arterial supply
Superficial Palmar branch of radial artery

OCS Anatomy (24 decks)

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