Muscles of upper body Flashcards
1
Q
innervation: pronator quadratus
A
median nerve
2
Q
flexor digitorum superficialis ; INSERTION
A
the sides of the middle phalanx of 2-5 in a bifurcate tendon
3
Q
innervation; teres minor
A
Axillary (C5, C6)
4
Q
blood supply of latissimus dorsi
A
thoracodorsal artery
5
Q
action: deltoid (posterior)
A
laterally rotate and extend arm
6
Q
innervation rhomboid minor
A
dorsal scapular nerve
7
Q
action; levatores costarum
A
raise ribs during inspiration
8
Q
blood supply: pronator quadratus
A
interosseous muscle
9
Q
blood supraspinatous
A
suprascapular artery
10
Q
action: pronator quadratus
A
pronation
11
Q
action: extensor carpi radialis longus
A
extend hand at wrist, radially deviate ( abduct) hand
12
Q
origin; deltoid (anterior)
A
lateral clavicle
13
Q
action: extensor pollicis longus
A
extend distal phalanx of thumb
14
Q
origin: deltoid (posterior)
A
spine of scapula
15
Q
Origin: levatores costarum
A
transverse process of vertebra C7 -> T 11
16
Q
origin: subscapularis
A
subscapular fossa of scapular
17
Q
blood supply coracobrachialis
A
brachial artery
18
Q
action: serratus posterior superior
A
elevate ribs in inspiration
19
Q
action: palmaris longus
A
flex hand at wrist
20
Q
origin of lattisimus dorsi
A
vertebral spines of T6 -T 12, iliac crest, thoracolumbnar fascia
21
Q
action of the rhomboid minor
A
elevate and adduct scapula
22
Q
innervation: brachialis
A
musculocutaneous nerve (C5-C7)
23
Q
origin: flexor carpi ulnaris (humeral head)
A
medial epicondyle of humerus
24
Q
innervation: extensor carpi radialis longus
A
radial nerve
25
action: teres minor
laterally rotate arm, stabilize shoulder joint
26
innervation: palmaris longus
median nerve
27
origin; Subclavius
1st costal cartilage
28
insertion: teres minor
greater tubercle of humerus
29
action of the levator scapulae
adduct the scapula and elevate the scapula
30
innervation: pronator teres
median nerve
31
action: flexor digitorum superficialis
flex hand at wrist. flex fingers 2-5 at metacarpophalangeal joint and flex fingers 2-5 at proximal interphalangeal joint (PIP)
32
origin: palmaris longus
medial epicondyle of humerus
33
origin: supraspinatous
fascia above spine of scapula
34
innervation: splenius
dorsal rami of spinal nerves
35
nerve: flexxor pollicus longus
median nerve
36
origin: infraspinatous
infraspinatous fossa of scapula
37
action: coracobrachialis
flex at glenohumeral joint
38
origin: serratus posterior superior
spinous process of cervical and upper thoracic vertebra
39
blood supply: rhomboid major
dorsal scapular artery
40
insertion: abductor pollicis longus
1st metacarpal at the base
41
action: supraspinatous
initiate abduction of shoulder. Stabilize shoulder
42
innervation; pectoralis major
Medial and lateral
| pectoral nerves
43
innervation: Extensor carpi Ulnaris
radial nerve
44
origin: abductor pollicis longus
Radius, interosseus membrane, ulna
45
origin: extensor pollicis brevis
radius, interosseous membrane
46
insertion: rhomboid minor
medial border of scapula
47
action: extensor indicis
extend 2nd digit
48
insertion: infraspinatous
greater tubercle of humerus
49
origin: flexor pollicus longus
radius, interosseous membrane
50
Insertion; Trapezius
Scapula at the acromion spine and the lateral 1/3 of the clavicle
51
blood supply: extensor carpi radialis brevis
radial artery
52
blood supply rhomboid minor
dorsal scapular artery
53
action: Extensor carpi Ulnaris
adduct and extend at wrist
54
blood supply: deltoid
Posterior circumflex humerus
55
innervation: extensor pollicis brevis
radial nerve
56
insertion: Serratus anterior
medial (vertebral border) of scapula
57
origin: flexor digitorum superficialis (humeroulnar head)
medial epicondyle of humerus and coronoid process of ulna
58
origin: extensor carpi radialis brevis
lateral epicondyle of humerus
59
origin: rhomboid minor
spinous process of C7 and T1 vertebra.
60
innervation: rhomboid major
dorsal scapular nerve
61
action: transversospinalis
extend trunk in bilateral action. Rotate vertebral column in unilateral action.
62
action: extensor digitorum
extend digits at PIP and DIP and MP joints and extend hand at the wrist
63
insertion; pectoralis major
lateral lip of bicipital
groove (intertubercular
sulcus)
64
insertion: rhomboid major
the medial border to the inferior angle of the scapula
65
Blood supply; levatores costarum
posterior intercostal arteries
66
innervation; subscapularis
lower and upper subscapular
67
insertion: supraspinatous
greater tubercle of humerus
68
action; Serratus anterior
1. Rotates scapula
2. Draws scapula forward
around thoracic wall
(protraction)
3. Holds scapula against
thoracic wall.
69
innervation: erector spinae
dorsal rami of spinal nerves
70
action ; Pectoralis minor
1. depresses scapula
| 2. elevates ribs of origin for deep inspiration
71
action; aconeus
extend forearm (assisting triceps brachii)
abducts ulna during pronation
72
insertion: coracobrachialis
midshaft humerus
73
insertion: brachialis
ulnar tuberosity
74
origin; Pectoralis minor
3nd to 5th ribs near cartilages
75
blood supply : Extensor carpi Ulnaris
ulnar artery
76
innervation: supraspinatous
suprascapular nerve
77
blood supply: serratus posterior superior
intercostal arteries
78
innervation: brachioradialis
radial
79
action: flexor carpi radialis
flex at wrist. Abduct hand at wrist.
80
Origin: teres minor
lateral border of scapula
81
aconeus: insertion
Olecranon of ulna
82
action, teres major
adduct, medially rotate arm
83
action: flexor pollicus longus
flex thumb at the phalangeal joint and the metacarpalphalangeal joint
84
action: flexor pollicis brevis
flex the thumb
85
origin: flexor digitorum superficialis (radial head)
radius
86
innervation: serratus posterior inferior
intercostal nerves
87
insertion: pronator quadratus
distal radius
88
innervation: opponens pollicis
recurrent branch of the median nerve
89
blood supply of the levator scapulae
dorsal scapular artery
90
action: extensor carpi radialis brevis
extend hand at wrist. Radially deviates (abducts) hand at wrist
91
blood supply : extensor pollicis brevis
posterior interosseous artery
92
action of lattisimus dorsi
adduct, extend, and medially rotate the arm at the shoulder joint
93
blood: infraspinatous
suprascapular artery and circumflex scapular artery
94
insertion: subscapularis
lesser tubercle
95
origin: coracobrachialis
coracoid process
96
Insertion; levatores costarum
ribs inferior to origin
97
origin: triceps brachii long head
infraglenoid tubercle
98
action: serratus posterior inferior
lower ribs in expiration
99
innervation: extensor digiti minimi
radial nerve
100
insertion: flexor pollicus longus
distal phalanx of thumb
101
action; Subclavius
anchors and depresses clavicle during upper limb movements
102
blood supply: flexor pollicus longus
anterior interosseus artery
103
blood supply: extensor digitorum
posterior interosseus artery
104
origin; Serratus anterior
upper eight ribs
105
origin: teres major
inferior angle of scapula
106
innervation of the levator scapulae
Dorsal scapular nerve
107
innervation: infraspinatous
suprascapular nerve
108
origin: flexor digitorum profunda
ulna and interosseous membrane
109
innervation Serratus anterior
long thoracic
110
Action: opponens Pollicis
opposition of the thumb
111
origin: extensor digit minimi
lateral humeral epicondyle
112
blood supply: triceps brachii
deep brachial artery (profunda brachii_
113
Action: Splenius
extend head and neck in bilateral action. Rotate same side in unilateral action>
114
action: erector spinae
extend trunk and vertebral column
115
innervation; coracobrachialis
musculocutaneous nerve (C5-C7)
116
insertion: supinator
lateral upper radius
117
insertion: extensor pollicis brevis
proximal phalanx of thumb
118
Blood supply: biceps brachii
brachial artery
119
insertion: serratus posterior inferior
ribs
120
innervation: flexor digitorum superficialis
median nerve
121
origin: rhomboid major
the spinous processes of T2-T5
122
blood supply : extensor digiti minimi
posterior interosseous artery
123
action: pronator teres
pronation of forearm
124
Origin; Trapezius
head at the external occipital protruberance, ligamentum nuchae, vertebra C7, T1 - T 12
125
innervation: flexor carpi ulnaris
ulnar nerve (C7 C8)
126
blood supply: flexor carpi ulnaris
ulnar artery
127
origin: extensor indicis
ulna and interosseous membrane
128
insertion: extensor carpi radialis brevis
base of 2nd and 3rd metacarpal
129
innervation: flexor pollicis brevis
recurrent branch of the median nerve
130
action: subscapularis
medially rotate, stabilize, shoulder joint
131
blood supply: brachialis
radial recurrent artery
132
blood supply: flexor digitorum profunda
anterior interosseus artery, ulnar artery
133
innervation: extensor digiti minimi
radial nerve
134
action: flexor carpi ulnaris
flex hand at wrist. adduct hand at wrist
135
insertion of lattisimus dorsi
inserts into the humerus at the intertubercular groove
136
origin: triceps brachii lateral head
posterior lateral surface of humerus
137
blood supply: extensor pollicis longus
posterior interosseous artery
138
innervation: teres major
lower subscapular nerve
139
innervation; Pectoralis minor
medial pectoral
140
blood supply serratus posterior inferior
intercostal arterires
141
origin: extensor carpi radialis longus
lateral supracondylar ridge of humerus
142
action of trapezius
elevate and depress shoulder
extend head
retract scapula
143
action: triceps brachii
extend forearm
144
blood supply : extensor carpi radialis longus
radial artery
145
blood : flexor carpi radialis
ulnar artery
146
origin; Biceps brachii long head
supraglenoid tubercle
147
innervation: flexor digitorum profunda
median nerve - lateral half
| ulnar nerve - medial half
148
action: biceps brachii
weak flexor at glenohumeral joint. Strong supinator of forearm. Powerful Flex forearm
149
insertion: extensor carpi ulnaris
base of 5th metacarpal
150
insertion of levator scapulae
the medial border and superior angle of the scapula
151
innervation; Subclavius
nerve to subclavius
152
innervation: abductor pollicis brevis
recurrent branch of median nerve
153
Action: supinator
supinate forearm and hand
154
origin: splenius
Spinous process of vertebrae T1-T4
155
insertion; extensor indicis
extensor hood of 2nd digit
156
insertion: splenius
occipital and temporal bones of head , transverse process of C2-C3
157
origin; pectoralis major
```
Clavicular head: Medial half
of clavicle
Sternocostal head: Sternum
and upper six costal
cartilages
```
158
insertion: flexor digitorum profunda
distal phalanx of digits 2-5, in between the bifurcate tendon of flexor digitorum superficialis
159
insertion; Subclavius
clavicle
160
blood supply: brachioradialis
radial recurrent
161
insertion: flexor carpi radialis
the bases of the 2nd and 3rd metacarpal
162
blood supply supinator
radial recurrent
163
blood supply: teres minor
circumflex scapular artery
164
action: infraspinatous
laterally rotate arm, stabilize shoulder joint
165
innervation: serratus posterior superior
intercostal nerve
166
innervation: transversospinalis
dorsal rami of spinal nerves
167
blood supply - extensor indicis
posterior interosseous artery
168
action: deltoid (anterior)
flexes and medially rotates arm
169
innervation: abductor pollicis longus
radial nerve
170
insertion: brachioradialis
distal radius
171
origin: Extensor carpi Ulnaris
lateral humeral epicondyle
172
insertion: pronator teres
midshaft radius
173
insertion: biceps brachii (Both heads)
radial tuberosity
174
innervation: deltoid
axillary nerve (C5, C6)
175
insertion: palmaris longus
palmar aponeurosis
176
innervation: extensor digitorum
radial
177
blood supply: flexor digitorum superficialis
ulnar artery
178
origin: extensor digitorum
lateral epicondyle of humerus
179
insertion: teres major
intertubercular groove of humerus, medial border
180
origin: deltoid (middle)
acromion process
181
insertion: extensor carpia radialis longus
base of 2nd metacarpal
182
blood supply: aconeus
deep brachial artery
183
origin: serratus posterior inferior
spinous process of lower thoracic and upper lumbar vertebra
184
innervation: extensor carpi radialis brevis
radial
185
origin: flexor carpi ulnaris (ulnar head )
olecranon of ulna
186
blood supply ; trapezius
transverse cervical artery
187
origin of levator scapulae
the transverse processes of vertebrae C1 - C4
188
innervation: flexor carpi radialis
median nerve
189
action: brachialis
flex forearm
190
blood supply: teres major
scapular circumflex
191
innervation of trapezius
cranial nerve 11
192
origin: brachialis
anterior humerus
193
origin: supinator
lateral humeral epicondyle and supinator crest of the ulna
194
action: extensor pollicis brevis
extend proximal phalanx of thumb
195
aconeus: origin
lateral humeral epicondyle
196
muscles that make up the 'rotator cuff'
supraspinatous, infraspinatous, teres minor, subscapularis
197
innervation; aconeus
radial nerve
198
innervation: triceps brachii
radial nerve (C6-C8)
199
action: abductor pollicis longus
abduct the thumb
200
innervation of latissimus dorsi
thoracodorsal nerve
201
origin: pronator teres (humeral head)
medial epicondyle of humerus
202
action: rhomboid major
adduct and elevate the scapula
203
innervation: extensor pollicis longus
radial nerve
204
Origin: extensor pollicis longus
ulna and interosseous membrane
205
innervation: extensor indicis
radial nerve
206
action: deltoid (middle)
abducts arm
207
insertion: flexor carpi ulnaris
pisiform, hook of hamate, 5th metacarpal
208
origin: extensor digit minimi
lateral humeral epicondyle
209
action: Extensor Digiti Minimi
Extend 5th digit
210
blood supply: abductor pollicis longus
posterior interosseous artery
211
origin biceps brachii short head
coracoid process
212
insertion: extensor digiti minimi
extensor hood of 5th digit
213
insertion: extensor digitorum
the middle and distal phalanges of digits 2-5 through via the extensor expansions.
214
blood supply: pronator teres
ulnar artery, radial artery
215
insertion: extensor digiti minimi
extensor hood of 5th digit
216
innervation; levatores costarum
dorsal rami of thoracic spinal nerves
217
blood supply: extensor digiti minimi
posterior interosseous muscle
218
innervation: supinator
radial nerve
219
origin: Pronator quadratus
distal ulna
220
origin: brachioradialis
lateral supracondyle region of humerus
221
action : extensor digiti minimi
extend the 5th digit.
222
origin: flexor carpi radialis
medial epicondyle of humerus
223
origin: pronator teres (ulnar head)
coronoid process of ulna
224
action: abductor pollicis brevis
abduct thumb
225
origin: triceps brachii medial head
posterior medial surface of humerus
226
blood supply: Subscapularis
artery to subscapularis
227
blood supply: palmaris longus
ulnar artery
228
action: brachioradialis
flexes forearm when in mid-prone position.
229
action; flexor digitorum profunda
flex hand at wrist. flex all interphalangeal joints of digiits 2-5
230
action pectoralis major
1. Adducts and medially
rotates the arm.
2. Flexes arm
231
insertion Pectoralis minor
coracoid process of scapula
232
insertion: extensor pollicis longus
distal phalanx of thumb
233
insertion; serratus posterior superior
ribs
234
innervation: biceps brachii
musculocutaneous nerve (C5-C7)
235
Nerve: Adductor Pollicis
ulnar nerve
236
blood supply: adductor pollicis
deep palmar arterial arch
237
action: adductor pollicis
adduct thumb
238
action: palmaris brevis
tightens skin over hypothenar eminence
239
nerve: palmaris brevis
ulnar nerve
240
blood supply: palmaris brevis
ulnar artery (superficial palmar branches)
241
Blood supply: abductor digiti minimi
ulnar artery
242
Innervation: Abductor digiti minimi
Ulnar Nerve
243
Action: Abductor Digiti Minimi
abduct 5th digit
244
action: flexor digiti minimi brevis
flexes 5th digit
245
Innervation: flexor digiti minimi brevis
ulnar nerve
246
Blood supply: flexor digiti minimi brevis
ulnar artery
247
action: opponens digiti minimi
rotate the 5th digit laterally to oppose it
248
nerve: opponens digiti minimi
ulnar nerve
249
blood supply: opponens digiti minimi
ulnar artery
250
action : dorsal interossei muscles
abduct, extend PIP and DIP, Flex MP
251
Nerve: Dorsal Interossei
Ulnar
252
blood SUpply : dorsal interossei
dorsal and palmar metacarpal arteries
253
action: palmar interossei muscle
adduct, extend PIP and DIP, flex Metacarpophalangeal joint
254
nerve: palmar interossei muscle
ulnar nerve
255
blood supply: palmar interossei muscle
palmar metacarpal arteries
256
action: lumbricals
flex MP, extend PIP and DIP
257
Nerve: lumbricals
lateral 2 : median
| medial 2 : ulnar
258
blood supply: lumbricals
superficial palmar arch, common palmar digital arteries, deep palmar arch, dorsal digital arteries
259
transversospinalis muscle that extends across 5 or 6 vertebrae
semispinalis
260
transversopinalis that extends across 3 or 4 vertebrae
mulifudus
261
transversospinalis muscle that extends across 1 or 2 vertebrae
rotatores
262
group of muscles that all extend from transverse process of vertebrae to spines of vertebrae above them
transversospinalis
263
consists of 3 columns of muscle lying in parallel
erector spinae
264
erector spinae muscle that goes from ilium and ribs to ribs and or transverse process above origin
iliocostalis
265
erector spinae muscle that goes from transverse process to transverse process above origin
longissimus
266
erector spinae muscle that goes from spinous process to spinous process above origin
spinalis
