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Anatomy > Shouler- O/I/I/A > Flashcards

Shouler- O/I/I/A Flashcards

0
Q

Pec Major proximal attachment

A

clavicular head: anterior surface of medial half of clavicle

Sternocostal head: anterior surface of sternum, superior 6 costal cartilages, aponeurosis of external oblique

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1
Q

Pec Major distal attatchment

A

lateral lip of intertubercular sulcus of humerus

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2
Q

Innervation of Pec Major

A

lateral and medial pectoral nerves

clavicular head: C5-C6

sternocostal head: C7,C8,T1

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3
Q

Pec major action

A

Adduction and medial rotation of humerous, draws scapula anteriorly and inferiorly

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4
Q

Pec Minor distal attachment

A

medial border and scapular surface of coracoid process of scapula

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5
Q

Pec Minor proximal attachment

A

3rd-5th ribs near their costal cartilage

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6
Q

Pec Minor innervation

A

Medial Pectoral nerve (C8,T1)

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7
Q

Pec Minor action

A

stabilizes scapula by drawing it inferiorly and anteriorly against thoracic wall

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8
Q

Serratus Anterior Proximal attachment

A

external surface of lateral parts of 1st-8th ribs

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9
Q

Serratus Anterior distal attachment

A

anterior surface of medial border of scapula

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10
Q

Subscapularis distal attachment

A

lesser turbercle of humerus

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11
Q

subscapularis proximal attachment

A

subscapular fossa

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12
Q

Subscapularis innervation

A

upper and lower scapular nerves (C5,C6,C7)

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13
Q

subscapularis action

A

medially rotates arm

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14
Q

Subclavius proximal attachment

A

junction of 1st rib and its costal cartilage

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15
Q

subclavius distal attachment

A

inferior surface of middle 3rd of clavicle

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16
Q

Subclavius innervation

A

nerve to subclavius (C5,C6)

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17
Q

Subclavius action

A

anchors and depresses clavicle

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18
Q

Biceps brachii proximal attachment

A

Short head: tip of corocoid process of scapula

Long Head: supraglenoid tubercle of scapula

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19
Q

Biceps brachii distal attachment

A

tuberosity of radius and fascia of forearm via bicipital aponeurosis

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20
Q

Biceps brachii innervation

A

musculocutaneous nerve (C5,C6,C7)

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21
Q

Biceps brachii action

A

supinates forearm and flexes forearm

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22
Q

Coracobrachialis proximal attachment

A

tip of coracoid process of scapula

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23
Q

Coracobrachialis distal attachment

A

medial 3rd of medial surface of humerous

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24
Q

Coracobrachialis innervation

A

Musculocutaneous Nerve (C5,C6,C7)

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25
Q

Coracobrachialis action

A

flex and adduct arm

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26
Q

Brachialis proximal attachment

A

distal half of anterior surface of humerous

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27
Q

Brachialis distal attachment

A

coronoid process and tuberosity of ulna

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28
Q

Brachialis innervation

A

Musculocutaneous Nerve (C5,C7)

and

Radial Nerve (C5,C7)

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29
Q

Brachialis action

A

flexes forearm in all positions

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30
Q

Triceps Brachii proximal attachment

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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31
Q

Triceps brachii distal attachment

A

proximal end of olecranon of ulna and fascia of forearm

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32
Q

Triceps brachii innervation

A

Radial Nerve (C6, C7,C8)

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33
Q

Triceps brachii action

A

extends forearm

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34
Q

Anconeus proximal attachment

A

lateral epicondyle of humerus

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35
Q

Anconeus distal attachment

A

lateral surface of olecranon and superior part of posterior surface of ulna

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36
Q

Anconeus innervation

A

Radial Nerve (C7,C8,T1)

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37
Q

Anconeus action

A

extends forearm, stabilizes elbow joint abducts ulna during pronation

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38
Q

Pronator teres proximal insertion

A

Ulnar head: coronoid process

Humeral Head: medial epicondyle of humerus

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39
Q

Pronator teres distal insertion

A

middle of convexity of lateral surface of radius

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40
Q

Pronator teres innervation

A

Median nerve (C6,C7)

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41
Q

Pronator teres action

A

Pronates and flexes arm

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42
Q

Flexor Carpi radialis proximal attachment

A

Medial epicondyle of humerus

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43
Q

Flexor carpi radialis distal attachment

A

base of 2nd metacarpal

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44
Q

Flexor carpi radialis innervation

A

Median nerve (C6,C7)

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45
Q

Flexor carpi radialis action

A

flexes and abducts hand

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46
Q

Palmaris longus proximal attachment

A

Medial epicondyle of humerus

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47
Q

Palmaris Longus distal attachment

A

distal half of flexor retinaculum and apex of palmar aponeurosis

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48
Q

Palmaris longus innervation

A

Median Nerve (C7,C8)

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49
Q

Palmaris Longus action

A

flexes hand and tenses palmar aponeurosis

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50
Q

Flexor carpi ulnaris proximal attachment

A

Humeral head: medial epicondyle of humerus

Head: olecranon and posterior border

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51
Q

flexor carpi ulnaris distal attachment

A

Pisiform, hook of hamate, 5th metacarpal

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52
Q

Flexor carpi ulnaris innervation

A

Ulnar nerve (C7,C8)

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53
Q

Flexor carpi ulnaris action

A

flexes and adducts hand

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54
Q

Flexor Digitorum Superficialis proximal attachment

A

Humeroulnar Head: Medial epicondyle

Radial Head: superior half of anterior border

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55
Q

Flexor Digitorum Superficialis distal attachment

A

shafts of middle phalanges of medial 4 digits

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56
Q

Flexor Digitorum Superficialis Innervation

A

Median nerve (C7,C8,T1)

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57
Q

Flexor Digitorum Superficialis action

A

Flexes middle phalanges at proximal interphalangeal joint of middle 4 digits; flexes proximal phalanges at metacarphalangeal joints

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58
Q

Flexor Digitorum Profundus proximal attachment

A

proximal 3/4 of medial and anterior surfaces of ulna and interosseous membrane

59
Q

Flexor Digitorum Profundus distal attachment

A

Medial part: bases of distal phalanges of 4th and 5th digits

Lateral part: bases of distal phalanges of 2nd and 3rd digits

60
Q

Flexor Digitorum Profundus innervation

A

Medial part: ulnar nerve (C8,T1)

Lateral Part: Anterior interosseous nerve (C8,T1)

61
Q

Flexor Digitorum Profundus action

A

Medial part: flexes distal 4th and 5th phalanges at interphalangeal joint

Lateral Part: flexes distal 2nd and 3rd phalanges at the interphalangeal joint

62
Q

Flexor Policis Longus proximal attachment

A

Anterior surface of radius and adjacent interosseous membrane

63
Q

Flexor Policis Longus distal attachment

A

base of distal phalanx of thumb

64
Q

Flexor Policis Longus innervation

A

Anterior interosseous nerve (C8,T1)

65
Q

Flexor Policis Longus action

A

flexes phalanges of 1st digit

66
Q

Pronator Quadratus proximal attachment

A

distal 1/4 of anterior surface of ulna

67
Q

Pronator Quadratus distal attachment

A

distal 1/4 of anterior surface of radius

68
Q

Pronator Quadratus innervation

A

Anterior interosseous Nerve (C8,T1)

69
Q

Pronator Quadratus Action

A

pronates forearm

70
Q

Brachioradialis proximal attachment

A

proximal 2/3 of supraepicondylar ridge of humerus

71
Q

Brachioradialis distal attachment

A

lateral surface of distal end of radius proximal to styloid process

72
Q

Brachioradialis innervation

A

Radial nerve (C5,C6,C7)

73
Q

Brachioradialis action

A

weak flexion of forearm

74
Q

Extensor Carpi Radialis Longus proximal attachment

A

lateral supraepicondylar ridge of humerus

75
Q

Extensor Carpi Radialis Longus distal attachment

A

dorsal aspect of base of 2nd metacarpal

76
Q

Extensor Carpi Radialis Longus innervation

A

Radial Nerve (C6,C7)

77
Q

Extensor Carpi Radialis Longus action

A

extend and abduct hand

78
Q

Extensor Carpi Radialis Brevis proximal attachment

A

lateral epicondyle of humerus

79
Q

Extensor Carpi Radialis Brevis distal attachment

A

dorsal aspect of base of 3rd metacarpal

80
Q

Extensor Carpi Radialis Brevis innervation

A

deep branch of radial nerve (C7,C8)

81
Q

Extensor Carpi Radialis Brevis Action

A

extend and abduct hand

82
Q

extensor digitorum proximal attachment

A

lateral epicondyle of humerus

83
Q

extensor digitorum distal attachment

A

extensor expansions of medial 4 digits

84
Q

extensor digitorum innervation

A

deep branch of radial nerve (C7,C8)

85
Q

extensor digitorum action

A

extends medial 4 digits primarily at metacarpholangeal joints

86
Q

Extensor digiti Minimi proximal attachment

A

lateral epicondyle of humerus

87
Q

Extensor digiti Minimi distal attachment

A

extensor expansion of 5th digit

88
Q

Extensor digiti Minimi innervation

A

deep branch of radial nerve (C7,C8)

89
Q

Extensor digiti Minimi action

A

extends 5th digit primarily at metacarpholangeal joint

90
Q

Extensor Carpi Ulnaris proximal attachment

A

lateral epicondyle of humerus; posterior border of ulna

91
Q

Extensor Carpi Ulnaris distal attachment

A

dorsal aspect of base of 5th metacarpal

92
Q

Extensor Carpi Ulnaris innervation

A

deep branch of radial nerve (C7,C8)

93
Q

Extensor Carpi Ulnaris action

A

extends and abducts hand at wrist joint

94
Q

Supinator proximal attachment

A

lateral epicondyle of humerus; radial collateral and anular ligaments; supinator fossa, crest of ulna

95
Q

Supinator distal attachment

A

lateral, posterior and anterior surfaces of proximal 1/3 of radius

96
Q

Supinator innervation

A

deep branch of radial nerve(C7,C8)

97
Q

Extensor Indicis proximal attachment

A

posterior surface of distal 1/3 of ulna and interosseous membrane

98
Q

Extensor Indicis distal attachment

A

extensor expansion of 2nd digit

99
Q

Extensor Indicis innervation

A

Posterior interosseous nerve (C7,C8)

100
Q

Extensor Indicis action

A

extends 2nd digit, extends hand

101
Q

Abductor pollicis longus proximal attachment

A

posterior surface of proximal halves of ulna, radius, and interosseous membrane

102
Q

Abductor pollicis longus distal attachment

A

base of 1st metacarpal

103
Q

Abductor pollicis longus innervation

A

Posterior interosseous nerve (C7,C8)

104
Q

Abductor pollicis longus action

A

Abducts thumb and extends it at carpometacarpal joint

105
Q

Extensor Pollicis Longus proximal attachment

A

posterior surface of middle 1/3 of ulna and interosseous membrane

106
Q

Extensor Pollicis Longus distal attachment

A

dorsal aspect of base of distal phalanx of thumb

107
Q

Extensor Pollicis Longus innervation

A

Posterior Interosseous nerve (C7,C8)

108
Q

Extensor Pollicis Longus action

A

extends distal phalanx of thumb @ interphalangeal joint; extends metacarpophalangeal and carpometacarpal joints

109
Q

Extensor Pollicis Brevis proximal attachment

A

posterior surface of distal 1/3 of radius and interosseous membrane

110
Q

Extensor Pollicis Brevis distal attachment

A

dorsal aspect of base of proximal phalanx of thumb

111
Q

Extensor Pollicis Brevis innervation

A

posterior interosseous nerve (C7,C8)

112
Q

Opponens Pollicis innervation

A

Recurrent branch of medain nerve (C8,T1)

113
Q

Opponens Pollicis action

A

oppose thumb, draws 1st metacarpal medially to center of palm and rotates medially

114
Q

Abductor Pollicis Brevis innervation

A

Recurrent branch of medain nerve (C8,T1)

115
Q

Abductor Pollicis Brevis action

A

abducts thumb; helps oppose

116
Q

Flexor Pollicis Brevis innervation

A

superficial head: Recurrent branch of medain nerve (C8,T1)

deep head: deep branch of ulnar nerve (C8,T1)

117
Q

Flexor Pollicis Brevis action

A

flexes thumb

118
Q

Adductor Pollicis innervation

A

Deep branch of ulnar nerve (C8,T1)

119
Q

Adductor Pollicis action

A

adducts thumb toward lateral border of palm

120
Q

Abductor digiti minimi innervation

A

Deep branch of ulnar nerve (C8,T1)

121
Q

abductor digiti minimi action

A

abducts 5th digit, assists flexion or proximal phalanx

122
Q

Flexor digiti minimi brevis innervation

A

Deep branch of ulnar nerve (C8,T1)

123
Q

Flexor digiti minimi brevis action

A

flexes proximal phalanx of 5th digit

124
Q

Opponens Digit innervation

A

Deep branch of ulnar nerve (C8,T1)

125
Q

Opponens digiti action

A

draws 5th metacarpal anteriorly and rotates it, bringing 5th digit into opposition with thumb

126
Q

Lumbricals innervation

A

1st and 2nd: Median nerve (C,8,T1)

3rd and 4th: Deep branch of ulnar nerve (C8,T1)

127
Q

Lumbricals action

A

flexmetacarpohlangeal joints, extend interphalangeal joints of 2nd-5th digits

128
Q

Dorsal interossei innervation

A

Deep branch of ulnar nerve (C8,T1)

129
Q

Palmer interossei innervation

A

Deep branch of ulnar nerve (C8,T1)

130
Q

Dorsal interossei action

A

abduct 2nd-4th digits from axial line

131
Q

Palmer interossei action

A

adduct 2nd,4th and 5th digits toward axial line

132
Q

Muscles of the axillary nerve

2

A

Deltoid/teres minor

133
Q

Muscles of the Musculocutaneous nerve

3

A

Brachialis/ biceps/ corachobrachialis

134
Q

Muscles of the ulnar nerve

6

A

Hypothenars/ dorsal-palm inteross/medial Lumbricals/ adductor Pollicis/ FDP/ FCU

135
Q

Muscles of the median nerve

6

A

Lateral Lumbricals/ thenars/ FCR/ FDS/ PT/ PL

136
Q

Muscles of the ant inteross nerve

3

A

Pron quad/ FPL/ FDP

137
Q

Muscles of the radial nerve

3

A

Triceps/ Anconeus/ ECRL

138
Q

Muscles of the superficial radial nerve

1

A

Brachioradialis

139
Q

Muscles of the deep radial nerve

5

A

Supinator/ ED/ EDm/ ECU / ECRB

140
Q

Muscles of the post. Inteross nerve

3

A

Adduct poll. Long/ extens. Indicis/ Ext poll. Long/Brevis

141
Q

Muscles in triangular interval:

A

Teres major, tri long and lateral head

142
Q

Nerve and artery of triangular interval

A

Radial nerve and deep brachial artery

143
Q

Muscles in quadrilateral space

A

Teres major, teres minor, tri long head, neck of humerus

144
Q

Nerve and artery of quad space

A

Axillary nerve and post hum. Circumflex artery

145
Q

Muscles of the triangular space

A

Teres major, teres minor, tri long head

146
Q

artery of triangular space

A

Scapular circumflex artery…. No nerve

Anatomy (2 decks)

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