Proximal, Distal, Innervation, Action Flashcards
1
Q
pectoralis major proximal attachment
A
medial clavicle, sternum, and superior ribs
2
Q
pectoralis major distal attachment
A
greater tubercle of humerus
3
Q
pectoralis major innervation
A
medial pectoral and lateral pectoral (C5, 6, 7, 8, T1)
4
Q
pectoralis major action
A
FL, ADD, IR (from a fully FL position, it will be EX back)
5
Q
pectoralis minor proximal attachment
A
ribs 3-5
6
Q
pectoralis minor distal attachment
A
coracoid process of the scapula
7
Q
pectoralis minor innervation
A
medial pectoral nerve (C8, T1)
8
Q
pectoralis minor action
A
protraction, depression, rotate to depress
9
Q
subclavius proximal attachment
A
1st rib
10
Q
subclavius distal attachment
A
inferior surface of middle cllavicle
11
Q
subclavius innervation
A
nerve to subclavius (C5, 6)
12
Q
subclavius action
A
anchors and depresses clavicle, depresses scapula
13
Q
serratus anterior proximal attachment
A
lateral superior ribs
14
Q
serratus anterior distal attachment
A
medial border of the scapula
15
Q
serratus anterior innervation
A
long thoracic nerve (C5, 6, 7)
16
Q
serratus anterior action
A
protraction, depression, rotate to depress
17
Q
trapezius proximal attachment
A
occipital protuberance, spinous processes of C7-T12
18
Q
trapezius distal attachment
A
lateral clavicle, acromion, spine of scapula
19
Q
trapezius innervation
A
cranial nerve XI
20
Q
trapezius action
A
Scapula
Upper: elevation, retraction, rotate to elevate
Lower: depression, retraction, rotate to elevate
Neck
Both: EX
One side: ABD, ADD, rotation
21
Q
latissumus dorsi proximal attachment
A
lower thoracic and lumbar vertebra, posterior pelvis
22
Q
latissumus dorsi distal attachment
A
lesser tubercle
23
Q
latissumus dorsi innervation
A
thoracodorsal (C6, 7, 8)
24
Q
latissumus dorsi action
A
EX, ADD, IR
25
levator scapulae proximal attachment
upper cervical vertebrae
26
levator scapulae distal attachment
superior medial scapula
27
levator scapulae innervation
dorsal scapular (C3, 4, 5)
28
levator scapulae action
```
Scapula:
elevation, retraction, rotate to depress
Neck:
Both: EX
One side: ABD, ADD, rotation
```
29
rhomboids proximal attachment
lower cervical and upper thoracic vertebrae
30
rhomboids distal attachment
medial border of the scapulae
31
rhomboids innervation
dorsal scapular (C4, 5)
32
rhomboids action
retraction, elevation, rotate to depress
33
deltoid proximal attachment
Lateral clavicle, acromion, spine of scapula
34
deltoid distal attachment
Deltoid tuberosity of humerus
35
deltoid innervation
Axillary (C5,6)
36
deltoid action
Anterior: FL, IR
Middle: ABD
Posterior: EX, ER
(will ADD when inferior to the GH joint)
37
supraspinatus proximal attachment
Supraspinatus fossa of the scapula
38
supraspinatus distal attachment
Greater tubercle of the humerus
39
supraspinatus innervation
Suprascapular (C4,5,6)
40
supraspinatus action
Stabilizes the glenohumeral joint, ABD
41
infraspinatus proximal attachment
Infraspinatus fossa of the scapula
42
infraspinatus distal attachment
Greater tubercle of the humerus
43
infraspinatus innervation
Suprascapular (C5,6)
44
infraspinatus action
Stabilizes the glenohumeral joint, ER
45
teres minor proximal attachment
Lateral border of the scapula
46
teres minor distal attachment
Greater tubercle of the humerus
47
teres minor innervation
Axillary (C5,6)
48
teres minor action
Stabilizes the glenohumeral joint, ER
49
teres major proximal attachment
Inferior angle of the scapula
50
teres major distal attachment
Lesser tubercle of the humerus
51
teres major innervation
Lower subscapular (C5,6)
52
teres major action
ADD, IR
53
subscapularis proximal attachment
Subscapularis fossa of the scapula
54
subscapularis distal attachment
Lesser tubercle of the humerus
55
subscapularis innervation
Upper and lower subscapular (C5,6,7)
56
subscapularis action
Stabilizes the glenohumeral joint, IR
57
biceps brachii proximal attachment
Coracoid process of the scapula, supraglenoid tubercle of the scapula
58
biceps brachii distal attachment
Tuberosity of the radius and bicipital aponeurosis
59
biceps brachii innervation
Musculocutaneous (C5,6,7)
60
biceps brachii action
Radioulnar: supination
Elbow: FL
GH: FL, ABD
61
coracobrachialis proximal attachment
Coracoid process of the scapula
62
coracobrachialis distal attachment
Midshaft of humerus
63
coracobrachialis innervation
Musculocutaneous (C5,6,7)
64
coracobrachialis action
GH: FL, ADD, IR
65
triceps brachii proximal attachment
Infraglenoid tubercle of the scapula, posterior humerus superior to the radial groove, posterior humerus inferior to radial groove
66
triceps brachii distal attachment
Olecranon of ulna
67
triceps brachii innervation
Radial (C6,7,8)
68
triceps brachii action
Elbow EX
| GH: EX, resists dislocation
69
anconeus proximal attachment
Lateral epicondyle of humerus
70
anconeus distal attachment
Lateral olecranon
71
anconeus innervation
Radial (C8, T1)
72
anconeus action
Assists triceps in EX, stabilizes elbow
73
pronator teres proximal attachment
Medial epicondyle of humerus, coronoid process of ulna
74
pronator teres distal attachment
Middle of radius
75
pronator teres innervation
Median (C6,7)
76
pronator teres action
Radioulnar: pronation
Elbow: FL
77
flexor carpi radialis proximal attachment
Medial epicondyle of humerus
78
flexor carpi radialis distal attachment
Base of 2nd metacarpal
79
flexor carpi radialis innervation
Median (C6,7)
80
flexor carpi radialis action
Elbow: FL
Wrist: FL, ABD
81
palmaris longus proximal attachment
Medial epicondyle of humerus
82
palmaris longus distal attachment
Palmar aponeurosis
83
palmaris longus innervation
Median (C7,8)
84
palmaris longus action
Elbow: FL
Wrist: FL, palmar aponeurosis
85
flexor carpi ulnaris proximal attachment
Medial epicondyle of humerus
86
flexor carpi ulnaris distal attachment
Pisiform, hook of hamate, 5th metacarpal
87
flexor carpi ulnaris innervation
Ulnar (C7,8)
88
flexor carpi ulnaris action
Elbow: FL
Wrist: FL, ADD
89
flexor digitorum superficialis proximal attachment
Medial epicondyle of humerus, ulna and proximal radius
90
flexor digitorum superficialis distal attachment
Middle phalanges of digits 2-5
91
flexor digitorum superficialis innervation
Median (C7,8, T1)
92
flexor digitorum superficialis action
Elbow: FL
PIP: FL (digits 2-5)
MCP: FL (digits 2-5)
Wrist: FL
93
flexor digitorum profundus proximal attachment
Proximal ulna and interosseous membrane
94
flexor digitorum profundus distal attachment
Distal phalanges of digits 2-5
95
flexor digitorum profundus innervation
Median (C8, T1), Ulnar (C8, T1)
96
flexor digitorum profundus action
Wrist: Fl
DIP: FL (digits 2-5)
MCP: FL (digits 2-5)
97
Flexor pollicus longus proximal attachment
Radius and interosseous membrane
98
Flexor pollicus longus distal attachment
Distal phalanx of 1st digit
99
Flexor pollicus longus innervation
Median (C8, T1)
100
Flexor pollicus longus action
Wrist: FL, ABD
Carpometacarpal: FL (1st digit)
MCP: FL (1st digit)
IP: FL (1st digit)
101
Pronator quadratus proximal attachment
Distal ulna
102
Pronator quadratus distal attachment
Distal radius
103
Pronator quadratus innervation
Median (C8, T1)
104
Pronator quadratus action
Radioulnar: pronation
105
Brachioradialis proximal attachment
Supracondylar ridge of humerus
106
Brachioradialis distal attachment
Radial styloid process
107
Brachioradialis innervation
Radial (C5,6,7)
108
Brachioradialis action
Radioulnar: supination
Elbow: FL
109
Extensor carpi radialis longus proximal attachment
Lateral supraepicondylar ridge of humerus
110
Extensor carpi radialis longus distal attachment
Dorsal base of 2nd metacarpal
111
Extensor carpi radialis longus innervation
Radial (C6,7)
112
Extensor carpi radialis longus action
Elbow: EX
Wrist: EX, ABD
113
Extensor carpi radialis brevis proximal attachment
Lateral epicondyle of humerus
114
Extensor carpi radialis brevis distal attachment
Dorsal base of 3rd metacarpal
115
Extensor carpi radialis brevis innervation
Radial (C7,8)
116
Extensor carpi radialis brevis action
Elbow: EX
Wrist: EX, ABD
117
Extensor digitorum proximal attachment
Lateral epicondyle of humerus
118
Extensor digitorum distal attachment
Extensor expansions of digits 2-5
119
Extensor digitorum innervation
Radial (C7,8)
120
Extensor digitorum action
Elbow: EX
Wrist: EX
MCP: EX (Digits 2-5)
121
Extensor digiti minimi proximal attachment
Lateral epicondyle of humerus
122
Extensor digiti minimi distal attachment
Extensor expansion of 5th digit
123
Extensor digiti minimi innervation
Radial (C7,8)
124
Extensor digiti minimi action
Elbow: EX
Wrist: EX, ADD
MCP: EX (5th digit)
125
Extensor carpi ulnaris proximal attachment
Lateral epicondyle of humerus
126
Extensor carpi ulnaris distal attachment
Dorsal base of 5th metacarpal
127
Extensor carpi ulnaris innervation
Radial (C7,8)
128
Extensor carpi ulnaris action
Elbow: EX
Wrist: EX, ADD
129
Supinator proximal attachment
Lateral epicondyle of humerus and proximal ulna
130
Supinator distal attachment
Radial shaft
131
Supinator innervation
Radial (C7,8)
132
Supinator action
Radioulnar supination
133
Extensor indicis proximal attachment
Posterior ulna and interosseous membrane
134
Extensor indicis distal attachment
Extensor expansion of 2nd
135
Extensor indicis innervation
Radial (C7,8)
136
Extensor indicis action
MCP: EX (2nd digit)
Wrist: EX, ABD
137
Abductor pollicis longus proximal attachment
Posterior ulna and interosseous membrane
138
Abductor pollicis longus distal attachment
Lateral base of 1st metacarpal
139
Abductor pollicis longus innervation
Radial (C7,8)
140
Abductor pollicis longus action
Thumb: ABD
Wrist: EX, ABD
141
Extensor pollicis longus proximal attachment
Posterior ulna and interosseous membrane
142
Extensor pollicis longus distal attachment
Base of distal phalanx of thumb
143
Extensor pollicis longus innervation
Radial (C7,8)
144
Extensor pollicis longus action
Thumb: EX
Wrist: EX, ABD
145
Extensor pollicis brevis proximal attachment
Posterior radius and interosseous membrane
146
Extensor pollicis brevis distal attachment
Dorsal proximal phalanx of thumb
147
Extensor pollicis brevis innervation
Radial (C7,8)
148
Extensor pollicis brevis action
Thumb: EX
Wrist: EX, ABD
149
Opponen pollicis proximal attachment
Flexor retinaculum and lateral carpals
150
Opponen pollicis distal attachment
Lateral 1st metacarpal
151
Opponen pollicis innervation
Median (C8, T1)
152
Opponen pollicis action
Opposition of thumb
153
Abductor pollicis brevis proximal attachment
Flexor retinaculum and lateral carpals
154
Abductor pollicis brevis distal attachment
Lateral base of proximal phalanx of thumb
155
Abductor pollicis brevis innervation
Median (C8,T1)
156
Abductor pollicis brevis action
ABD thumb
157
Flexor pollicis brevis proximal attachment
Flexor retinaculum and lateral carpals
158
Flexor pollicis brevis distal attachment
Lateral base of proximal phalanx of thumb
159
Flexor pollicis brevis innervation
Median (C8, T1), Ulnar (C8, T1)
160
Flexor pollicis brevis action
Thumb: FL, ADD
161
Adductor pollicis proximal attachment
Base of 2nd and 3rd metacarpals, shaft of 3rd metacarpal and adjacent carpals
162
Adductor pollicis distal attachment
Medial side of proximal phalanx of thumb
163
Adductor pollicis innervation
Ulnar (C8, T1)
164
Adductor pollicis action
ADD thumb
165
Abductor digiti minimi proximal attachment
Pisiform
166
Abductor digiti minimi distal attachment
Proximal phalanx of digit 5
167
Abductor digiti minimi innervation
Ulnar (C8, T1)
168
Abductor digiti minimi action
ABD of 5th digit, FL at PIP
169
Flexor digiti minimi brevis proximal attachment
Hook of hamate and flexor retinaculum
170
Flexor digiti minimi brevis distal attachment
Proximal phalanx of digit 5
171
Flexor digiti minimi brevis innervation
Ulnar (C8, T1)
172
Flexor digiti minimi brevis action
FL at PIP (5th digit)
173
Opponens digiti proximal attachment
Hook of hamate and flexor retinaculum
174
Opponens digiti distal attachment
5th metacarpal
175
Opponens digiti innervation
Ulnar (C8, T1)
176
Opponens digiti action
Opposes 5th digit
177
Lumbricals proximal attachment
Tendons of flexor digitorum profundus
178
Lumbricals distal attachment
Lateral extensor expansions of digits 2-5
179
Lumbricals innervation
Median (C8, T1), Ulnar (C8, T1)
180
Lumbricals action
MCP: FL
PIP: EX
DIP: EX
181
Dorsal interossei 1st- 4th proximal attachment
Metacarpals
182
Dorsal interossei 1st- 4th distal attachment
Extensor expansions of 2nd-4th digits
183
Dorsal interossei 1st- 4th innervation
Ulnar (C8, T1)
184
Dorsal interossei 1st- 4th action
Digits 2-4: ABD
MCP: FL
PIP: EX
DIP: EX
185
Palmar interossei 1st- 3rd proximal attachment
Metacarpals
186
Palmar interossei 1st- 3rd distal attachment
Extensor expansions of 2nd, 4th and 5th digits
187
Palmar interossei 1st- 3rd innervation
Ulnar (C8, T1)
188
Palmar interossei 1st- 3rd action
2nd, 4th, 5th digits: ADD
MCP: FL
PIP: EX
DIP: EX
