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Nick's MD1 > Upper limb anatomy > Flashcards

Upper limb anatomy Flashcards

1
Q

What movement of the shoulder is infrascapularis responsible for?

A

External rotation

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1
Q

Which ventral rami give rise to the form middle trunk of the brachial plexus?

A

C7

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1
Q
A

Lateral cutaneous nerve of forearm

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1
Q
A

Median nerve

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1
Q
A

Medial cutaneous nerve of arm

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1
Q
A

Basilic vein

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1
Q
A

Radial nerve

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1
Q
A

Medial supracondylar ridge

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1
Q
A

Ulnar nerve

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1
Q
A

Ulnar nerve

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1
Q

Which nerve would innervate this area?

A

Ulnar nerve

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3
Q

Name 3 muscles that attach to the coracoid process

A

Biceps. Coracobrachialis. Pectoralis minor.

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3
Q

If there is an enlarged axillary lymph node, which regions of the body must you clear?

A

Arm, breast, back

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3
Q
A

Medial epicondyle

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3
Q
A

Interosseus membrane

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4
Q

Which division(s) of which trunk(s) unite to form the medial cord of the brachial plexus?

A

Anterior division of inferior trunk

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4
Q
A

Median cubital vein

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4
Q
A

Coracoid process

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4
Q
A

Radial nerve

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4
Q
A

Median nerve

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4
Q

What nerve is this?

A

Ulnar nerve

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4
Q
A

Median nerve

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5
Q
A

a. lateral cutaneous nerve of forearm from musculocutaneous nerve
b. radial nerve
c. median nerve
d. ulnar

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6
Q

Which nerve would innervate this area?

A

Ulnar nerve

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7
Q
A

Palmar aponeurosis

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8
Q

Where is the brachial artery with reference to the humerus?

A

Brachial artery starts medial to the humerus, but is anterior to it by the time it reaches the elbow

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9
Q

What are the 3 heads of the triceps?

A

Long, lateral and medial

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9
Q

Which muscle is responsible for flexion of the most distal inter-phalangeal joint?

A

Flexor digitorum profundus

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9
Q

Which nerve would innervate this area?

A

Radial nerve

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10
Q
A

Lateral cutaneous nerve of forearm

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12
Q

Which 2 movements does biceps contribute to?

A

Flexion at the elbow. Supination of forearm when elbow is flexed.

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13
Q
A

Median nerve

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14
Q
A

Brachioradialis

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16
Q

What are the 3 trunks of the brachial plexus?

A

Superior, middle, inferior

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17
Q
A

Musculocutaneous nerve

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19
Q

Which nerve would innervate this area?

A

Median nerve

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20
Q

In which fingers does median nerve have cutaneous sensory fibres?

A

1-3 and lateral half of 4

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21
Q

When does subclavian artery change its name to the axillary artery?

A

At outer aspect/border of first rib

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21
Q
A

Trochlea

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22
Q

Where does the brachial artery pass the elbow?

A

On anterior surface, exactly half way between lateral and medial epicondyle

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23
Q

Where does the ulnar nerve pass through the elbow?

A

Behind the medial epicondyle

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24
Q

Which muscles adduct the fingers?

A

Palmar interossei

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24
Q
A

Median nerve

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25
Q
A

Brachialis

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27
Q

Which muscle is deep to biceps?

A

Brachialis

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27
Q

For drainage of the hand, which vein comes for the radial side?

A

Cephalic vein

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28
Q
A

Ulnar nerve

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28
Q
A

Coracobrachialis

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29
Q

Which roots contribute to the musculocutaeous nerve?

A

C5-C7

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30
Q

Which movements does teres major contribute to?

A

Medial/internal rotation and adduction of arm

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31
Q

Which ventral rami give rise to the form superior trunk of the brachial plexus?

A

C5-6

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31
Q
A

Trochlea

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31
Q
A

Teres major

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32
Q
A

Median nerve

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32
Q
A

Anterior interosseus nerve

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34
Q
A

Coracobrachialis

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35
Q
A

Lateral cutaneous nerve of forearm (from musculocutaneous nerve)

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36
Q

What are the 5 wrist flexors from radial to ulna side?

A

Pronator teres. Flexor carpi radialis. Palmaris longus. Flexor digitorum superficialis. Flexor carpi ulnaris.

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36
Q

The tendons of which muscles form the anatomical snuffbox?

A

Extensor pollicis longus and extensor pollicis brevis

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37
Q

Which artery is threatened by a fracture of the mid-shift of humerus?

A

Profunda brachii

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38
Q

What movement of the shoulder is teres minor responsible for?

A

External rotation

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38
Q

Brachial plexus: roots, ___, ___, ___, ____

A

Roots, trunks, divisions, cords, branches

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39
Q

Which nerve is endangered by a laceration at the wrist on the palmar side?

A

Ulnar nerve

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39
Q
A

Radial nerve

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39
Q

Which nerve would innervate this area?

A

Median nerve

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40
Q
A

Flexor digitorum superficialis

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42
Q
A

Teres major

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42
Q
A

Anterior interosseus artery

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44
Q
A

Musculocutaneous nerve

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45
Q

Where does the deltoid muscle insert?

A

Deltoid tubercle on humerus

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45
Q
A

Median nerve

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47
Q

Where do all of the upper limb lymphatics end up?

A

Axillary lymph nodes

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47
Q
A

Ulnar nerve

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48
Q

Where is the common extensor origin for forearm muscles?

A

Lateral epidcondyle of humerus

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49
Q

Which muscles abduct the fingers?

A

Dorsal interossei

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50
Q

Where does the triceps insert?

A

Olecranon

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52
Q

Which roots give fibres that contribute to the axillary nerve?

A

C5-C6

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54
Q

Which cord does the median nerve receive?

A

Medial and lateral cords

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56
Q

Which nerve would innervate this area?

A

Ulnar nerve

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58
Q

What are the successive arteries in the right arm from the brachiocephalic artery?

A

Subclavian > Axillary > Brachial > radial/ulna

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59
Q

What are the 4 key features of all synovial joints?

A

1 Hyaline cartilage

2 Fibrous capsule

3 Lined by synovial membrane

4 Reinforced by ligaments

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60
Q
A

Radial nerve

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62
Q

What are the 2 branches from the posterior cord of the brachial plexus?

A

Radial and axillary nerves

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63
Q

The nerve supplies the lateral forearm?

A

Lateral cutaneous nerve of forearm

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64
Q
A

Medial antebrachial cutaneous nerve

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65
Q
A

Lateral cutaneous nerve of forearm

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66
Q

Which nerve is this?

A

Ulnar nerve

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67
Q

Which nerve comes of the middle limb of the ‘M’ of the brachial plexus?

A

Median nerve

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68
Q

Which nerve would innervate this area?

A

Ulnar nerve

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69
Q
A

radial groove

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69
Q
A

Brachial artery

70
Q
A

Lateral epicondyle

71
Q
A

Musculocutaneous nerve

73
Q
A

Ulnar nerve

75
Q
A

Long head of biceps

76
Q

Which nerve is endangered by a fracture of medial epicondyle?

A

Ulnar nerve

77
Q
A

Ulnar nerve

78
Q

What are the 4 attachments for the flexor retinaculum?

A

Scaphoid. Trapezium. Hook Of hamate. Pisiform. (STOP)

80
Q

Which nerve would innervate this area?

A

Radial nerve

81
Q

Which roots give fibres that contribute to the median nerve?

A

C5-T1

83
Q
A

Deltoid tuberosity

84
Q
A

Basilic vein

85
Q
A

Greater tubercle

86
Q

Which nerve is endangered by an inferior shoulder dislocation?

A

Axillary nerve

87
Q
A

Short head of biceps

89
Q
A

Cephalic vein

90
Q

Which roots does the median nerve come from?

A

Medial and lateral

91
Q
A

Latissimus dorsi

92
Q

Which nerve would innervate this area?

A

Median nerve

94
Q
A

Basilic vein

95
Q

Which cord does the axillary nerve come from?

A

Posterior

97
Q
A

Radial nerve

98
Q

What are the 3 cords of the brachial plexus?

A

Medial, lateral and posterior

100
Q

Which nerve would innervate this area?

A

Median nerve

101
Q
A

Teres minor

103
Q

Flexor digitorum superficialis inserts where?

A

Middle phalynx

103
Q

Which muscles does the musculocutaneous nerve supply?

A

Biceps, brachialis and coracobrachialis

104
Q
A

Deltoid tuberosity

106
Q
A

Median cubital vein

107
Q
A

Infraspinatus

108
Q
A

Axillary nerve

109
Q
A

Axillary nerve

111
Q

Which ventral rami give rise to the brachial plexus?

A

C5-T1

112
Q
A

Flexor digitorum profundus

113
Q

Which nerve runs here?

A

Ulnar nerve

114
Q

What stops flexor tendons to the wrist from bow-stringing?

A

Flexor retinaculum

116
Q
A

Lesser tubercle

117
Q
A

Musculocutaneous nerve

118
Q

Which muscle does the ulnar artery run under?

A

Flexor carpi ulnaris

120
Q
A

Supraspinatus

121
Q

What nerve is this?

A

Median nerve

123
Q

Which nerve would innervate this area?

A

Ulnar nerve

125
Q

Which nerve is often called the nerve of fine movements?

A

Ulnar nerve

126
Q

For drainage of the hand, which vein comes for the ulnar side?

A

Basilic vein

127
Q

What do the fibres of the posterior division of the brachial plexus go on to supply?

A

Extensor muscles and the skin overlying them

128
Q
A

Cephalic vein

129
Q

Which nerve would innervate this area?

A

Median nerve

130
Q
A

Subscapularis

131
Q
A

a axillary nerve

b. radial nerve
c. lateral cutaneous nerve from musculocutaneous nerve
d. median nerve
e. ulnar nerve

132
Q

Which 3 muscles are in the anteior compartment of the arm?

A

Biceps. Brachialis. Coracobrachialis.

134
Q
A

Flexor pollicis longus

135
Q

What part of the brachial plexus is behind the clavicle?

A

Divisions

136
Q

Which nerve would innervate this area?

A

Median nerve

137
Q

Which ventral rami give rise to the form inferior trunk of the brachial plexus?

A

C8-T1

138
Q
A

Radial nerve

139
Q

Which nerve supplies deltoid?

A

Axillary nerve

141
Q
A

Acromion

142
Q
A

Median nerve

143
Q

Which roots five fibres to the ulnar nerve?

A

(C7)C8-T1

144
Q
A

Musculocutaneous nerve

146
Q
A

Ulnar nerve

147
Q
A

Lateral cutaneous nerve of forearm

148
Q

Flexor digitorum superficialis splits into how many tendons?

A

4

149
Q
A

Trapezius

150
Q

Which nerve passes through the carpal tunnel?

A

Median nerve

151
Q

When does the axillary artery change its name to the brachial artery.

A

At the lower border of teres major

151
Q
A

Median nerve

152
Q

What are the divisions of the brachial plexus?

A

Anterior and posterior divisions from each of the 3 trunks

152
Q
A

Axillary nerve

153
Q

Which nerve passes between the two heads of flexor carpi ulnaris?

A

Ulnar nerve

154
Q
A

Ulnar nerve

155
Q

Which nerve passes between the heads of coracobrachialis?

A

Musculocutaneous nerve

156
Q

Name two muscles between the scapula and the posterior aspect of the ribs.

A

Subscapularis. Serratus anterior.

157
Q
A

a. radial nerve
b. median nerve
c. ulnar nerve

159
Q

Which division(s) of which trunk(s) unite to form the lateral cord of the brachial plexus?

A

Anterior divisions of superior and middle trunk

160
Q

From which cord does the ulnar nerve come?

A

Medial cord

161
Q

What movement of the shoulder is subscapularis responsible for?

A

Medial/internal rotation

163
Q

What are the 3 cords of the brachial plexus arranged/named around?

A

The axillary artery

164
Q
A

Supinator

165
Q
A

Ulnar nerve

167
Q
A

Axillary nerve

168
Q

Which muscle does the radial artery run under?

A

Brachioradialis

170
Q

Which division(s) of which trunk(s) unite to form the posterior cord of the brachial plexus?

A

All 3 posterior divisions from the 3 trunks

171
Q
A

Radial nerve

172
Q
A

Radial nerve

173
Q

Which muscle initiates abduction of the arm?

A

Supraspinatus initiates first bit of abduction ie first 15 degrees

174
Q
A

Median nerve

175
Q
A

Radial nerve

176
Q
A

Ulna nerve

177
Q
A

Musculocutaneous nerve

179
Q
A

Axillary nerve

180
Q
A

Flexor carpi ulnaris

181
Q
A

Lateral cutaneous nerve of forearm

182
Q
A

Brachialis

183
Q
A

capitulum

185
Q

Which ribs does serratus anterior attach to?

A

1-8

186
Q

What do the fibres of the anterior division of the brachial plexus go on to supply?

A

Flexor muscles and the skin overlying them

187
Q
A

Cephalic vein

188
Q

What movement of the shoulder is suprascapularis responsible for?

A

Abduction

189
Q

Where do the 5 superficial wrist flexors have the origin?

A

Common flexor origin on anterior aspect of medial epicondyle.

190
Q
A

Olecranon

191
Q
A

Ulnar nerve

192
Q
A

Flexor carpi radialis

193
Q

What are the 4 muscles of the rotator cuff?

A

Subscapularis. Supraspinatus. Infraspinatus. Teres minor.

195
Q

Flexor digitorum superficialis supplies which fingers?

A

2 to 5

196
Q
A

Lateral cutaneous nerve of forearm (from musculocutaneous)

197
Q
A

Acromion

198
Q
A

Radial nerve

199
Q

Which nerve represents cutaneous perception in the pinky finger?

A

Ulnar nerve

200
Q

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What movement is it when you use your right hand to turn a tap anticlockwise?<!--EndFragment-->

A

Pronation

201
Q

What are 3 common sites of fracture in the humerus?

A

Surgical neck, mid-shaft and supracondylar

202
Q

What joins the radius and ulna mid-shaft?

A

Interosseus membrane

203
Q

What is the ball and socket joint in the shoulder more technically known as?

A

Glenohumeral joint

204
Q

What is endangered by a dislocation of the shoulder?

A

Axillary nerve

205
Q

Which nerve is associated with the ‘funny bone’?

A

Ulna nerve

206
Q

What will be endangered with a fracture of the mid-shaft of the humerus?

A

Radial nerve

207
Q

What will be endangered with a fracture of the surgical neck of the humerus?

A

Axillary nerve

208
Q

What will be endangered with a fracture of the supracondylar region of the humerus?

A

Median nerve and brachial artery

209
Q

What is endangered with a sterno-clavicular dislocation?

A

Sub-clavian vein and artery

210
Q

What is the ‘cap’ of the elbow?

Which bone does it belong to?

A

Olecranon. Part of ulna

211
Q

What does the spine of the scapula become as it ends laterally?

A

Acromium

212
Q

Which bone is the glenoid cavity part of?

A

Scapula

213
Q

What movement is it when you use your right hand to turn a tap clockwise?

A

Supination

214
Q

In what position is the elbow most secure?

A

In extension

215
Q

Which bone is the coracoid process a part of?

A

Scapula

216
Q

What’s the bony medial bit of the elbow?

A

Medial epicondyle

217
Q

Some lovers try positions that they can’t handle

A

Scaphoid lunate triquetrum pisiform trapezium trapezoid capitate hamate

218
Q

Which forearm bone articulates with the wrist for wrist movements?

A

Radius

219
Q

What is the largest wrist bone?

A

Capitate

220
Q

Which wrist bone has a hook?

A

Hamate

221
Q

Some lovers try positions that they can’t handle….

where does this acronym begin?

A

Radial side of the proximal row

222
Q

Which nerve is compressed in carpal tunnel syndrome?

A

Median nerve

223
Q

When do carpal bones begin ossification?

A

After birth

224
Q

FOOSH will transmit force to which bone of the wrist?

A

Capitate

225
Q

Which bone of the carpals is most commonly fractured?

A

Scaphoid

226
Q

What is a Colles fracture?

A

Fracture of distal radium

227
Q

What type of joints are carpometacarpal joints?

A

Synovial joints

Nick's MD1 (28 decks)

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