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Upper Limb > Upper Limb > Flashcards

Upper Limb Flashcards

1
Q

Action

A

Nerve

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2
Q

Whole: Add’s & Medly rotates the arm

Clavicular h.: flexes arm

Sternocostal h.: assists in respiration when shoulder is fixed

A

Med & Lat pectoral nerves from Med & Lat cords of brachial plexus

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3
Q

Depresses scapula; elevates ribs of origin to assist in respiration when the shoulder is fixed

A

Med pectoral

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4
Q

Rotates scapula; draws scapula forward around thoracic wall (protraction); holds scapula against thoracic wall

A

Long thoracic (nerve to serratus ant)

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5
Q

Anchors & depresses clavicle during upper limb movements

A

Nerve to subclavius

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6
Q

Clavicular part: flexes, Medly rotates arm Acromial part: Abd’s arm

pos part: extends, Latly rotates arm

A

Axillary

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7
Q

Initiates Abdion of arm; stabilizes shoulder joint

A

Suprascapular

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8
Q

Latly rotates arm; stabilizes shoulder joint

A

Suprascapular

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9
Q

Latly rotates arm; stabilizes shoulder joint

A

Axillary

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10
Q

Medly rotates arm; stabilizes shoulder joint

A

Upper & lower subscapular

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11
Q

Medly rotates & Add’s arm

A

Lower subscapular

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12
Q

Flex elbow
Supinate forearm when flexed
Weak flex glenohumeral joint

A

Musculocutaneous

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13
Q

Flex glenohumeral joint

A

Musculocutaneous

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14
Q

Flex elbow

A

Musculocutaneous

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15
Q

Extends forearm

A

Radial

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16
Q

Extends forearm (assists triceps); Abd’s ulna during pronation; tightens elbow joint

A

Radial

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17
Q

Pronates forearm

A

Median

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18
Q

Flexes & Abd’s (radially deviates) hand at wrist joint

A

Median

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19
Q

Flexes the wrist

A

Median

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20
Q

Flexes & Add’s hand at wrist

A

Ulnar

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21
Q

Flexes hand at wrist & digits 2 through 5 at the MP & proximal interphalangeal (PIP) joints

A

Median

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22
Q

Flex MP joint & IP joint of thumb

A

Median (via ant IO branch)

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23
Q

Flex wrist & all MP, PIP, & DIP joints of digits 2-5

A

Median (via ant IO branch) - Lat half of muscle

Ulnar - Med half of muscle

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24
Q

Pronates hand by pronating forearm

A

Median (via ant IO branch)

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25
Q

Semipronation; flexes forearm when forearm in mid-prone position

A

Radial

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26
Q

Extends & radially deviates (Abd’s) the wrist; weakly flexes forearm

A

Radial

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27
Q

Extends & Abd’s (radially deviates) the hand at wrist joint

A

Radial

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28
Q

Extends digits 2-5 at MP, PIP, & DIP joints & extends hand at wrist

A

Radial (via deep branch)

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29
Q

Extends 5th digit & wrist

A

Radial (via deep branch)

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30
Q

Extends & ulnar deviates (Add’s) wrist

A

Radial (via deep branch)

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31
Q

Supinates forearm & hand

A

Radial (via deep branch)

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32
Q

Abd’s hand at the wrist & the thumb

A

Radial (via deep branch)

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33
Q

Extends proximal phalanx of thumb

A

Radial (via deep branch)

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34
Q

Extends distal phalanx of thumb

A

Radial (via deep branch)

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35
Q

Extends 2nd digit

A

Radial (via deep branch)

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36
Q

Abd’s thumb

A

Median (via recurrent branch)

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37
Q

Flexes thumb

A

Median (via recurrent branch)

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38
Q

Medly rotates metacarpal 1 to oppose thumb (opposition)

A

Median (via recurrent branch)

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39
Q

Add’s thumb

A

Ulnar (via deep branch)

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40
Q

Tightens skin over hypothenar eminence

A

Ulnar (via superficial branch)

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41
Q

Abd’s 5th digit

A

Ulnar (via deep branch)

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42
Q

Flexes 5th digit

A

Ulnar (via deep branch)

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43
Q

Latly rotates metacarpal 5 to oppose 5th digit (opposition)

A

Ulnar (via deep branch)

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44
Q

Abd 2nd, 3rd, 4th digits (DAB); flex the MP & extend PIPs & DIPs of same digits

A

Ulnar (via deep branch)

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45
Q

Add digits 2, 4, 5 (PAD); flex the MP & extend PIPs & DIPs of same digits

A

Ulnar (via deep branch)

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46
Q

Flex the MP joints; extend PIP & DIP joints

A

2 Lat (1 & 2): Median

2 Med (3 & 4): Ulnar (via deep branch)

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47
Q

Action

A

Nerve

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48
Q

Whole: Add’s & Medly rotates the arm

Clavicular h.: flexes arm

Sternocostal h.: assists in respiration when shoulder is fixed

A

Med & Lat pectoral nerves from Med & Lat cords of brachial plexus

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49
Q

Depresses scapula; elevates ribs of origin to assist in respiration when the shoulder is fixed

A

Med pectoral

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50
Q

Rotates scapula; draws scapula forward around thoracic wall (protraction); holds scapula against thoracic wall

A

Long thoracic (nerve to serratus ant)

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51
Q

Anchors & depresses clavicle during upper limb movements

A

Nerve to subclavius

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52
Q

Clavicular part: flexes, Medly rotates arm Acromial part: Abd’s arm

pos part: extends, Latly rotates arm

A

Axillary

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53
Q

Initiates Abdion of arm; stabilizes shoulder joint

A

Suprascapular

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54
Q

Latly rotates arm; stabilizes shoulder joint

A

Suprascapular

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55
Q

Latly rotates arm; stabilizes shoulder joint

A

Axillary

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56
Q

Medly rotates arm; stabilizes shoulder joint

A

Upper & lower subscapular

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57
Q

Medly rotates & Add’s arm

A

Lower subscapular

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58
Q

Flex elbow
Supinate forearm when flexed
Weak flex glenohumeral joint

A

Musculocutaneous

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59
Q

Flex glenohumeral joint

A

Musculocutaneous

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60
Q

Flex elbow

A

Musculocutaneous

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61
Q

Extends forearm

A

Radial

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62
Q

Extends forearm (assists triceps); Abd’s ulna during pronation; tightens elbow joint

A

Radial

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63
Q

Pronates forearm

A

Median

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64
Q

Flexes & Abd’s (radially deviates) hand at wrist joint

A

Median

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65
Q

Flexes the wrist

A

Median

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66
Q

Flexes & Add’s hand at wrist

A

Ulnar

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67
Q

Flexes hand at wrist & digits 2 through 5 at the MP & proximal interphalangeal (PIP) joints

A

Median

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68
Q

Flex MP joint & IP joint of thumb

A

Median (via ant IO branch)

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69
Q

Flex wrist & all MP, PIP, & DIP joints of digits 2-5

A

Median (via ant IO branch) - Lat half of muscle

Ulnar - Med half of muscle

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70
Q

Pronates hand by pronating forearm

A

Median (via ant IO branch)

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71
Q

Semipronation; flexes forearm when forearm in mid-prone position

A

Radial

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72
Q

Extends & radially deviates (Abd’s) the wrist; weakly flexes forearm

A

Radial

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73
Q

Extends & Abd’s (radially deviates) the hand at wrist joint

A

Radial

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74
Q

Extends digits 2-5 at MP, PIP, & DIP joints & extends hand at wrist

A

Radial (via deep branch)

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75
Q

Extends 5th digit & wrist

A

Radial (via deep branch)

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76
Q

Extends & ulnar deviates (Add’s) wrist

A

Radial (via deep branch)

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77
Q

Supinates forearm & hand

A

Radial (via deep branch)

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78
Q

Abd’s hand at the wrist & the thumb

A

Radial (via deep branch)

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79
Q

Extends proximal phalanx of thumb

A

Radial (via deep branch)

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80
Q

Extends distal phalanx of thumb

A

Radial (via deep branch)

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81
Q

Extends 2nd digit

A

Radial (via deep branch)

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82
Q

Abd’s thumb

A

Median (via recurrent branch)

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83
Q

Flexes thumb

A

Median (via recurrent branch)

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84
Q

Medly rotates metacarpal 1 to oppose thumb (opposition)

A

Median (via recurrent branch)

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85
Q

Add’s thumb

A

Ulnar (via deep branch)

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86
Q

Tightens skin over hypothenar eminence

A

Ulnar (via superficial branch)

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87
Q

Abd’s 5th digit

A

Ulnar (via deep branch)

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88
Q

Flexes 5th digit

A

Ulnar (via deep branch)

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89
Q

Latly rotates metacarpal 5 to oppose 5th digit (opposition)

A

Ulnar (via deep branch)

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90
Q

Abd 2nd, 3rd, 4th digits (DAB); flex the MP & extend PIPs & DIPs of same digits

A

Ulnar (via deep branch)

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91
Q

Add digits 2, 4, 5 (PAD); flex the MP & extend PIPs & DIPs of same digits

A

Ulnar (via deep branch)

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92
Q

Flex the MP joints; extend PIP & DIP joints

A

2 Lat (1 & 2): Median

2 Med (3 & 4): Ulnar (via deep branch)

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93
Q

Pectoralis major

A

Whole: Add’s & Medly rotates the arm

Clavicular h.: flexes arm

Sternocostal h.: assists in respiration when shoulder is fixed

Med & Lat pectoral nerves from Med & Lat cords of brachial plexus

Pectoral Region

94
Q

Pectoralis minor

A

Depresses scapula; elevates ribs of origin to assist in respiration when the shoulder is fixed

Med pectoral

Pectoral Region

95
Q

Serratus ant

A

Rotates scapula; draws scapula forward around thoracic wall (protraction); holds scapula against thoracic wall

Long thoracic (nerve to serratus ant)

Pectoral Region

96
Q

Subclavius

A

Anchors & depresses clavicle during upper limb movements

Nerve to subclavius

Pectoral Region

97
Q

Deltoid

A

Clavicular part: flexes, Medly rotates arm Acromial part: Abd’s arm

pos part: extends, Latly rotates arm

Axillary

Shoulder

98
Q

*Supraspinatus

A

Initiates Abdion of arm; stabilizes shoulder joint

Suprascapular

Shoulder

99
Q

*Infraspinatus

A

Latly rotates arm; stabilizes shoulder joint

Suprascapular

Shoulder

100
Q

*Teres minor

A

Latly rotates arm; stabilizes shoulder joint

Axillary

Shoulder

101
Q

*Subscapularis

A

Medly rotates arm; stabilizes shoulder joint

Upper & lower subscapular

Shoulder

102
Q

Teres major

A

Medly rotates & Add’s arm

Lower subscapular

Shoulder

103
Q

Biceps brachii
Short h.
Long h.

A

Flex elbow
Supinate forearm when flexed
Weak flex glenohumeral joint

Musculocutaneous

Ant Arm

104
Q

Coracobrachialis

A

Flex glenohumeral joint

Musculocutaneous

Ant Arm

105
Q

Brachialis

A

Flex elbow

Musculocutaneous

Ant Arm

106
Q

Triceps brachii Long h. Lat h. Med h.

A

Extends forearm

Radial

Pos Arm

107
Q

Anconeus

A

Extends forearm (assists triceps); Abd’s ulna during pronation; tightens elbow joint

Radial

Pos Arm

108
Q

Pronator teres Humeral h. Ulnar h.

A

Pronates forearm

Median

Superf Ant Forearm

109
Q

F carpi radialis

A

Flexes & Abd’s (radially deviates) hand at wrist joint

Median

Superf Ant Forearm

110
Q

Palmaris L (variable)

A

Flexes the wrist

Median

Superf Ant Forearm

111
Q

F carpi ulnaris Humeral h. Ulnar h.

A

Flexes & Add’s hand at wrist

Ulnar

Superf Ant Forearm

112
Q

F D S

Humeroulnar h. Radial h.

A

Flexes hand at wrist & digits 2 through 5 at the MP & proximal interphalangeal (PIP) joints

Median

Intermed Ant Forearm

113
Q

F Po L

A

Flex MP joint & IP joint of thumb

Median (via ant IO branch)

Deep Ant Forearm

114
Q

F D Pr

A

Flex wrist & all MP, PIP, & DIP joints of digits 2-5

Median (via ant IO branch) - Lat half of muscle

Ulnar - Med half of muscle

Deep Ant Forearm

115
Q

Pronator quadratus

A

Pronates hand by pronating forearm

Median (via ant IO branch)

Deep Ant Forearm

116
Q

Brachioradialis

A

Semipronation; flexes forearm when forearm in mid-prone position

Radial

Superf Pos Forearm

117
Q

E carpi radialis L

A

Extends & radially deviates (Abd’s) the wrist; weakly flexes forearm

Radial

Superf Pos Forearm

118
Q

E carpi radialis B

A

Extends & Abd’s (radially deviates) the hand at wrist joint

Radial

Superf Pos Forearm

119
Q

E D

A

Extends digits 2-5 at MP, PIP, & DIP joints & extends hand at wrist

Radial (via deep branch)

Superf Pos Forearm

120
Q

E digiti minimi

A

Extends 5th digit & wrist

Radial (via deep branch)

Superf Pos Forearm

121
Q

E carpi ulnaris Common h. Ulnar h.

A

Extends & ulnar deviates (Add’s) wrist

Radial (via deep branch)

Superf Pos Forearm

122
Q

Supinator

A

Supinates forearm & hand

Radial (via deep branch)

Deep Pos Forearm

123
Q

Abd’r Po L

A

Abd’s hand at the wrist & the thumb

Radial (via deep branch)

Deep Pos Forearm

124
Q

E Po B

A

Extends proximal phalanx of thumb

Radial (via deep branch)

Deep Pos Forearm

125
Q

E Po L

A

Extends distal phalanx of thumb

Radial (via deep branch)

Deep Pos Forearm

126
Q

E indicis

A

Extends 2nd digit

Radial (via deep branch)

Deep Pos Forearm

127
Q

Abd’r Po B

A

Abd’s thumb

Median (via recurrent branch)

Hand

128
Q

F Po B

A

Flexes thumb

Median (via recurrent branch)

Hand

129
Q

Superficial h. Deep h.

A

Hand

130
Q

Opponens Po

A

Medly rotates metacarpal 1 to oppose thumb (opposition)

Median (via recurrent branch)

Hand

131
Q

Add’r Po Oblique h. Transverse h.

A

Add’s thumb

Ulnar (via deep branch)

Hand

132
Q

Palmaris B (superficial m.)

A

Tightens skin over hypothenar eminence

Ulnar (via superficial branch)

Hypothenar Emin

133
Q

Abd’r digiti minimi

A

Abd’s 5th digit

Ulnar (via deep branch)

Hypothenar Emin

134
Q

F digiti minimi

A

Flexes 5th digit

Ulnar (via deep branch)

Hypothenar Emin

135
Q

Opponens digiti minimi

A

Latly rotates metacarpal 5 to oppose 5th digit (opposition)

Ulnar (via deep branch)

Hypothenar Emin

136
Q

Dorsal interossei (4)

A

Abd 2nd, 3rd, 4th digits (DAB); flex the MP & extend PIPs & DIPs of same digits

Ulnar (via deep branch)

Hand

137
Q

Palmar interossei (3)

A

Add digits 2, 4, 5 (PAD); flex the MP & extend PIPs & DIPs of same digits

Ulnar (via deep branch)

Hand

138
Q

Lumbricals (4)

A

Flex the MP joints; extend PIP & DIP joints

2 Lat (1 & 2): Median

2 Med (3 & 4): Ulnar (via deep branch)

Hand

139
Q

Pectoralis major

A

Whole: Add’s & Medly rotates the arm

Clavicular h.: flexes arm

Sternocostal h.: assists in respiration when shoulder is fixed

Med & Lat pectoral nerves from Med & Lat cords of brachial plexus

Pectoral Region

140
Q

Pectoralis minor

A

Depresses scapula; elevates ribs of origin to assist in respiration when the shoulder is fixed

Med pectoral

Pectoral Region

141
Q

Serratus ant

A

Rotates scapula; draws scapula forward around thoracic wall (protraction); holds scapula against thoracic wall

Long thoracic (nerve to serratus ant)

Pectoral Region

142
Q

Subclavius

A

Anchors & depresses clavicle during upper limb movements

Nerve to subclavius

Pectoral Region

143
Q

Deltoid

A

Clavicular part: flexes, Medly rotates arm Acromial part: Abd’s arm

pos part: extends, Latly rotates arm

Axillary

Shoulder

144
Q

*Supraspinatus

A

Initiates Abdion of arm; stabilizes shoulder joint

Suprascapular

Shoulder

145
Q

*Infraspinatus

A

Latly rotates arm; stabilizes shoulder joint

Suprascapular

Shoulder

146
Q

*Teres minor

A

Latly rotates arm; stabilizes shoulder joint

Axillary

Shoulder

147
Q

*Subscapularis

A

Medly rotates arm; stabilizes shoulder joint

Upper & lower subscapular

Shoulder

148
Q

Teres major

A

Medly rotates & Add’s arm

Lower subscapular

Shoulder

149
Q

Biceps brachii
Short h.
Long h.

A

Flex elbow
Supinate forearm when flexed
Weak flex glenohumeral joint

Musculocutaneous

Ant Arm

150
Q

Coracobrachialis

A

Flex glenohumeral joint

Musculocutaneous

Ant Arm

151
Q

Brachialis

A

Flex elbow

Musculocutaneous

Ant Arm

152
Q

Triceps brachii Long h. Lat h. Med h.

A

Extends forearm

Radial

Pos Arm

153
Q

Anconeus

A

Extends forearm (assists triceps); Abd’s ulna during pronation; tightens elbow joint

Radial

Pos Arm

154
Q

Pronator teres Humeral h. Ulnar h.

A

Pronates forearm

Median

Superf Ant Forearm

155
Q

F carpi radialis

A

Flexes & Abd’s (radially deviates) hand at wrist joint

Median

Superf Ant Forearm

156
Q

Palmaris L (variable)

A

Flexes the wrist

Median

Superf Ant Forearm

157
Q

F carpi ulnaris Humeral h. Ulnar h.

A

Flexes & Add’s hand at wrist

Ulnar

Superf Ant Forearm

158
Q

F D S

Humeroulnar h. Radial h.

A

Flexes hand at wrist & digits 2 through 5 at the MP & proximal interphalangeal (PIP) joints

Median

Intermed Ant Forearm

159
Q

F Po L

A

Flex MP joint & IP joint of thumb

Median (via ant IO branch)

Deep Ant Forearm

160
Q

F D Pr

A

Flex wrist & all MP, PIP, & DIP joints of digits 2-5

Median (via ant IO branch) - Lat half of muscle

Ulnar - Med half of muscle

Deep Ant Forearm

161
Q

Pronator quadratus

A

Pronates hand by pronating forearm

Median (via ant IO branch)

Deep Ant Forearm

162
Q

Brachioradialis

A

Semipronation; flexes forearm when forearm in mid-prone position

Radial

Superf Pos Forearm

163
Q

E carpi radialis L

A

Extends & radially deviates (Abd’s) the wrist; weakly flexes forearm

Radial

Superf Pos Forearm

164
Q

E carpi radialis B

A

Extends & Abd’s (radially deviates) the hand at wrist joint

Radial

Superf Pos Forearm

165
Q

E D

A

Extends digits 2-5 at MP, PIP, & DIP joints & extends hand at wrist

Radial (via deep branch)

Superf Pos Forearm

166
Q

E digiti minimi

A

Extends 5th digit & wrist

Radial (via deep branch)

Superf Pos Forearm

167
Q

E carpi ulnaris Common h. Ulnar h.

A

Extends & ulnar deviates (Add’s) wrist

Radial (via deep branch)

Superf Pos Forearm

168
Q

Supinator

A

Supinates forearm & hand

Radial (via deep branch)

Deep Pos Forearm

169
Q

Abd’r Po L

A

Abd’s hand at the wrist & the thumb

Radial (via deep branch)

Deep Pos Forearm

170
Q

E Po B

A

Extends proximal phalanx of thumb

Radial (via deep branch)

Deep Pos Forearm

171
Q

E Po L

A

Extends distal phalanx of thumb

Radial (via deep branch)

Deep Pos Forearm

172
Q

E indicis

A

Extends 2nd digit

Radial (via deep branch)

Deep Pos Forearm

173
Q

Abd’r Po B

A

Abd’s thumb

Median (via recurrent branch)

Hand

174
Q

F Po B

A

Flexes thumb

Median (via recurrent branch)

Hand

175
Q

Superficial h. Deep h.

A

Hand

176
Q

Opponens Po

A

Medly rotates metacarpal 1 to oppose thumb (opposition)

Median (via recurrent branch)

Hand

177
Q

Add’r Po Oblique h. Transverse h.

A

Add’s thumb

Ulnar (via deep branch)

Hand

178
Q

Palmaris B (superficial m.)

A

Tightens skin over hypothenar eminence

Ulnar (via superficial branch)

Hypothenar Emin

179
Q

Abd’r digiti minimi

A

Abd’s 5th digit

Ulnar (via deep branch)

Hypothenar Emin

180
Q

F digiti minimi

A

Flexes 5th digit

Ulnar (via deep branch)

Hypothenar Emin

181
Q

Opponens digiti minimi

A

Latly rotates metacarpal 5 to oppose 5th digit (opposition)

Ulnar (via deep branch)

Hypothenar Emin

182
Q

Dorsal interossei (4)

A

Abd 2nd, 3rd, 4th digits (DAB); flex the MP & extend PIPs & DIPs of same digits

Ulnar (via deep branch)

Hand

183
Q

Palmar interossei (3)

A

Add digits 2, 4, 5 (PAD); flex the MP & extend PIPs & DIPs of same digits

Ulnar (via deep branch)

Hand

184
Q

Lumbricals (4)

A

Flex the MP joints; extend PIP & DIP joints

2 Lat (1 & 2): Median

2 Med (3 & 4): Ulnar (via deep branch)

Hand

185
Q

Pectoralis major

A

Whole: Add’s & Medly rotates the arm

Clavicular h.: flexes arm

Sternocostal h.: assists in respiration when shoulder is fixed

Med & Lat pectoral nerves from Med & Lat cords of brachial plexus

Pectoral Region

186
Q

Pectoralis minor

A

Depresses scapula; elevates ribs of origin to assist in respiration when the shoulder is fixed

Med pectoral

Pectoral Region

187
Q

Serratus ant

A

Rotates scapula; draws scapula forward around thoracic wall (protraction); holds scapula against thoracic wall

Long thoracic (nerve to serratus ant)

Pectoral Region

188
Q

Subclavius

A

Anchors & depresses clavicle during upper limb movements

Nerve to subclavius

Pectoral Region

189
Q

Deltoid

A

Clavicular part: flexes, Medly rotates arm Acromial part: Abd’s arm

pos part: extends, Latly rotates arm

Axillary

Shoulder

190
Q

*Supraspinatus

A

Initiates Abdion of arm; stabilizes shoulder joint

Suprascapular

Shoulder

191
Q

*Infraspinatus

A

Latly rotates arm; stabilizes shoulder joint

Suprascapular

Shoulder

192
Q

*Teres minor

A

Latly rotates arm; stabilizes shoulder joint

Axillary

Shoulder

193
Q

*Subscapularis

A

Medly rotates arm; stabilizes shoulder joint

Upper & lower subscapular

Shoulder

194
Q

Teres major

A

Medly rotates & Add’s arm

Lower subscapular

Shoulder

195
Q

Biceps brachii
Short h.
Long h.

A

Flex elbow
Supinate forearm when flexed
Weak flex glenohumeral joint

Musculocutaneous

Ant Arm

196
Q

Coracobrachialis

A

Flex glenohumeral joint

Musculocutaneous

Ant Arm

197
Q

Brachialis

A

Flex elbow

Musculocutaneous

Ant Arm

198
Q

Triceps brachii Long h. Lat h. Med h.

A

Extends forearm

Radial

Pos Arm

199
Q

Anconeus

A

Extends forearm (assists triceps); Abd’s ulna during pronation; tightens elbow joint

Radial

Pos Arm

200
Q

Pronator teres Humeral h. Ulnar h.

A

Pronates forearm

Median

Superf Ant Forearm

201
Q

F carpi radialis

A

Flexes & Abd’s (radially deviates) hand at wrist joint

Median

Superf Ant Forearm

202
Q

Palmaris L (variable)

A

Flexes the wrist

Median

Superf Ant Forearm

203
Q

F carpi ulnaris Humeral h. Ulnar h.

A

Flexes & Add’s hand at wrist

Ulnar

Superf Ant Forearm

204
Q

F D S

Humeroulnar h. Radial h.

A

Flexes hand at wrist & digits 2 through 5 at the MP & proximal interphalangeal (PIP) joints

Median

Intermed Ant Forearm

205
Q

F Po L

A

Flex MP joint & IP joint of thumb

Median (via ant IO branch)

Deep Ant Forearm

206
Q

F D Pr

A

Flex wrist & all MP, PIP, & DIP joints of digits 2-5

Median (via ant IO branch) - Lat half of muscle

Ulnar - Med half of muscle

Deep Ant Forearm

207
Q

Pronator quadratus

A

Pronates hand by pronating forearm

Median (via ant IO branch)

Deep Ant Forearm

208
Q

Brachioradialis

A

Semipronation; flexes forearm when forearm in mid-prone position

Radial

Superf Pos Forearm

209
Q

E carpi radialis L

A

Extends & radially deviates (Abd’s) the wrist; weakly flexes forearm

Radial

Superf Pos Forearm

210
Q

E carpi radialis B

A

Extends & Abd’s (radially deviates) the hand at wrist joint

Radial

Superf Pos Forearm

211
Q

E D

A

Extends digits 2-5 at MP, PIP, & DIP joints & extends hand at wrist

Radial (via deep branch)

Superf Pos Forearm

212
Q

E digiti minimi

A

Extends 5th digit & wrist

Radial (via deep branch)

Superf Pos Forearm

213
Q

E carpi ulnaris Common h. Ulnar h.

A

Extends & ulnar deviates (Add’s) wrist

Radial (via deep branch)

Superf Pos Forearm

214
Q

Supinator

A

Supinates forearm & hand

Radial (via deep branch)

Deep Pos Forearm

215
Q

Abd’r Po L

A

Abd’s hand at the wrist & the thumb

Radial (via deep branch)

Deep Pos Forearm

216
Q

E Po B

A

Extends proximal phalanx of thumb

Radial (via deep branch)

Deep Pos Forearm

217
Q

E Po L

A

Extends distal phalanx of thumb

Radial (via deep branch)

Deep Pos Forearm

218
Q

E indicis

A

Extends 2nd digit

Radial (via deep branch)

Deep Pos Forearm

219
Q

Abd’r Po B

A

Abd’s thumb

Median (via recurrent branch)

Hand

220
Q

F Po B

A

Flexes thumb

Median (via recurrent branch)

Hand

221
Q

Superficial h. Deep h.

A

Hand

222
Q

Opponens Po

A

Medly rotates metacarpal 1 to oppose thumb (opposition)

Median (via recurrent branch)

Hand

223
Q

Add’r Po Oblique h. Transverse h.

A

Add’s thumb

Ulnar (via deep branch)

Hand

224
Q

Palmaris B (superficial m.)

A

Tightens skin over hypothenar eminence

Ulnar (via superficial branch)

Hypothenar Emin

225
Q

Abd’r digiti minimi

A

Abd’s 5th digit

Ulnar (via deep branch)

Hypothenar Emin

226
Q

F digiti minimi

A

Flexes 5th digit

Ulnar (via deep branch)

Hypothenar Emin

227
Q

Opponens digiti minimi

A

Latly rotates metacarpal 5 to oppose 5th digit (opposition)

Ulnar (via deep branch)

Hypothenar Emin

228
Q

Dorsal interossei (4)

A

Abd 2nd, 3rd, 4th digits (DAB); flex the MP & extend PIPs & DIPs of same digits

Ulnar (via deep branch)

Hand

229
Q

Palmar interossei (3)

A

Add digits 2, 4, 5 (PAD); flex the MP & extend PIPs & DIPs of same digits

Ulnar (via deep branch)

Hand

230
Q

Lumbricals (4)

A

Flex the MP joints; extend PIP & DIP joints

2 Lat (1 & 2): Median

2 Med (3 & 4): Ulnar (via deep branch)

Hand

Upper Limb (1 decks)

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