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Anatomy > posterior muscles (q7) > Flashcards

posterior muscles (q7) Flashcards

1
Q

action of erector spinae

A

prime mover of back extension

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2
Q

origin of trapezius

A

occipital bone, ligamentum nuchae, and spinous processes of c7-t12

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3
Q

insertion of trapezius

A

spine and acromion of scapula, lateral 1/3 of the clavicle

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4
Q

action of trapezius

A

stabilizes, elevates, retracts, depresses, and upward rotates the scapula

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5
Q

origin of levator scapulae

A

transverse processes of c1-c4

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6
Q

insertion of the levator scapulae

A

superior vertebral border of the scapula

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7
Q

origin of rhomboideus major

A

spinous processes of t2-t5

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8
Q

insertion of rhomboideus major

A

vertebral border of scapula from spine to inferior angle

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9
Q

action of rhomboideus major and minor

A

adducts and downward rotates scapula

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10
Q

origin of rhomboideus minor

A

spinous processes of c7-t1

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11
Q

insertion of rhomboideus minor

A

vertebral border of scapula, superior to spine of scapula

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12
Q

origin of teres major

A

inferior angle of scapula

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13
Q

insertion of teres major

A

intertubercular groove of humerus

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14
Q

action of teres major

A

extends, adducts, and medially rotates arm

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15
Q

origin of latissimus dorsi

A

spinous processes of t7-t12, l1-l5, ribs 8-12, and iliac crest of os coxa

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16
Q

insertion of latissimus dorsi

A

intertubercular groove of the humerus

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17
Q

origin of supraspinatus

A

supraspinous fossa of the scapula

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18
Q

insertion of the supraspinatus

A

greater tubercle of humerus

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19
Q

action of supraspinatus

A

abducts arm; stabilizes shoulder joint

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20
Q

origin of infraspinous

A

infraspinous fossa of the scapula

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21
Q

insertion of infraspinous

A

greater tubercle of humerus

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22
Q

action of infraspinous

A

laterally rotates arm; stabilizes shoulder joint

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23
Q

origin of subscapularis

A

subscapular fossa of the scapula

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24
Q

insertion of subscapularis

A

lesser tubercle of humerus

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25
Q

action of subscapularis

A

prime mover of arm medial rotation; stabilizes shoulder joint

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26
Q

origin of teres minor

A

lateral scapular border

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27
Q

insertion of teres minor

A

greater tubercule of humerus

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28
Q

action of teres minor

A

laterally rotates arm; stabalizes shoulder joint

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29
Q

origin of long head of triceps brachii

A

infraglenoid tubercle of scapula

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30
Q

origin of lateral head of triceps brachii

A

proximal end of lateral humeral margin

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31
Q

origin of medial head of triceps brachii

A

distal to radial groove on posterior humeral shaft

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32
Q

insertion of triceps brachii

A

olecranon process of ulna

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33
Q

action of triceps brachii

A

prime mover of forearm extension; extends arm

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34
Q

origin of aconeus

A

lateral epicondyle of the humerus

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35
Q

insertion of anconeus

A

lateral process of olecranon process of ulna

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36
Q

action of anconeus

A

extends forearm; abducts ulna during forearm pronation

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37
Q

a

A

trapezius

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38
Q

b

A

splenius capitis and cervicis

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39
Q

c

A

levator scapulae

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40
Q

a

A

supraspinatus

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41
Q

b

A

infraspinatus

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42
Q

c

A

teres minor

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43
Q

d

A

teres major

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44
Q

e

A

long head of the triceps brachii

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45
Q

f

A

lateral head of the triceps brachii

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46
Q

g

A

aconeus

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47
Q

a

A

subscapularis

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48
Q

b

A

teres major

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49
Q

c

A

tendon of latissimus dorsi

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50
Q

d

A

medial head of triceps brachii

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51
Q

e

A

flexor carpi ulnaris

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52
Q

f

A

palmaris longus

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53
Q

g

A

flexor carpi radialis

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54
Q

h

A

flexor digitorum superficialis

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55
Q

a

A

flexor digitorum profundus

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56
Q

b

A

flexor pollicis longus

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57
Q

c

A

flexor retinaculum

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58
Q

a

A

supraspinatus

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59
Q

b

A

infraspinatus

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60
Q

c

61
Q

d

A

teres minor

62
Q

e

A

teres major

63
Q

f

A

latissimus dorsi

64
Q

g

A

long head of the triceps brachii

65
Q

h

A

lateral head of the triceps brachii

66
Q

a

A

subscapularis

67
Q

b

A

teres major

68
Q

c

A

latissimus dorsi

69
Q

a

A

rhomboideus minor

70
Q

b

A

rhomboideus major

71
Q

a

72
Q

b

A

infraspinatus

73
Q

c

A

teres minor

74
Q

d

A

long head of the triceps brachii

75
Q

e

A

teres major

76
Q

f

A

latissimus dorsi

77
Q

a

A

supraspinatus

78
Q

b

A

infraspinatus

79
Q

c

A

teres minor

80
Q

d

A

teres major

81
Q

e

A

latissimus dorsi

82
Q

a

A

latissimus dorsi

83
Q

b

A

errector spinae

84
Q

forced abduction when adducting as as when a planted foot slips when kicking, pulling a thigh adductor

A

adductor strain

85
Q

explain carpal tunnel syndrome

A

inflammation of carpal tunnel can compress the median nerve. often from using vibrating handheld tools

86
Q

tearing of a muscle caused bleeding into tissues and severe pain. occurring to the quadratus femoris common in football players

A

charley horse

87
Q

types of hernias

A

abdominal, femoral, hiatal, inguinal, and umbilical

88
Q

most common type of hernia

A

congenital inguinal hernia (inguinal means intestines)

89
Q

describe intramuscular injections

A

usually given in the deltoid but could also be in the gluteus medius in children

90
Q

muscle spasm

A

sudden twitching that may be helped by massaging

91
Q

muscle strain

A

tearing of a muscle from sudden movement. bleeding is possible. sometimes called a muscle pull

92
Q

tear of rotator cuff tendons

A

rotator cuff injury

93
Q

tendons of rotator cuff are pinched, sometimes called swimmer’s shoulder

A

impingement syndrome

94
Q

swelling of tibialis anterior. swelling cuts off its own circulation and presses on nerves

A

shin splints

95
Q

overuse of tendon of origin of forearm extensors at lateral epicondyle. muscles contract forcefully to extend wrist

A

tennis elbow

96
Q

origin of gluteus maximus

A

dorsal ilium of the os coxa, sacrum, coccyx, and lumbodorsal fascia

97
Q

insertion of gluteus maximus

A

gluteal tuberosity of femur and iliotibial tract

98
Q

action of gluteus maximus

A

major thigh flexor; laterally rotates thigh

99
Q

origin of gluteus medius

A

posterolateral iliac crest of ilium between posterior and anterior gluteal lines of the os coxa

100
Q

insertion of gluteus medius

A

greater trochanter of femur

101
Q

action of gluteus medius

A

abducts and medially rotates thigh; steadies pelvis

102
Q

origin of gluteus minimus

A

lateral surface of ilium between inferior and anterior gluteal lines of the ox coxa

103
Q

insertion of gluteus minimus

A

greater trochanter of femur

104
Q

action of gluteus minimus

A

abducts and medially rotates thigh; steadies pelvis

105
Q

origin of piriformis

A

anterolateral surface of the sacrum

106
Q

insertion of priformis

A

greater trochanter of femur

107
Q

action of priformis

A

laterally rotates thigh; abducts thigh when thigh is flexed

108
Q

origin of superior gemellus

A

ischial spine of the os coxa

109
Q

insertion of superior gemellus

A

medial surface of greater trochanter of femur

110
Q

action of superior gemellus

A

laterally rotates thigh; abducts thigh when thigh flexed

111
Q

origin of obturator internus

A

obturator membrane and obturator foramen of the os coxa

112
Q

insertion of obturator internus

A

medial surface of greater trochanter of femur

113
Q

action of obturator internus

A

laterally rotates thigh; abducts thigh when thigh flexed

114
Q

origin of inferior gemellus

A

ischial tuberosity of os coxa

115
Q

insertion of inferior gemellus

A

medial surface of greater trochanter of femur

116
Q

action of inferior gemellus

A

laterally rotates thigh; abducts thigh when thigh flexed

117
Q

origin of quadratus femoris

A

ischial tuberosity of os coxa

118
Q

insertion of quadratus femoris

A

intertrochanteric crest of the femur

119
Q

action of quadratus femoris

A

laterally rotates thigh

120
Q

origin of long head of biceps femoris

A

ischial tuberosity of the os coxa

121
Q

origin of short head of biceps femoris

A

linea aspera of femur

122
Q

insertion of biceps femoris

A

head of fibula and lateral condyle of tibia

123
Q

action of biceps femoris

A

extends thigh; flexes and laterally rotates lower leg

124
Q

origin of semitendinosus

A

ischial tuberosity of the os coxa

125
Q

insertion of semitendinosus

A

medial proximal tibial shaft

126
Q

action of semitendinosus

A

extends thigh; flexes and medially rotates lower leg

127
Q

origin of semimembranosus

A

ischial tuberosity of os coxa

128
Q

insertion of semimembranosus

A

medial condyle of the tibia

129
Q

action of semimembranosus

A

extends thigh; flexes and medially rotates lower leg

130
Q

a

A

gluteus maximus

131
Q

a

A

gluteus medius

132
Q

b

133
Q

c

A

superior gemellus

134
Q

d

A

obturator internus

135
Q

e

A

inferior gemellus

136
Q

f

A

quatdratus femoris

137
Q

a

A

long head of biceps femoris

138
Q

b

A

semitendinosus

139
Q

c

A

semimembranosus

140
Q

d

A

lateral head of gastrocnemius

141
Q

e

A

medial head of gastrocnemius

142
Q

a

A

short head of biceps femoris

143
Q

a

144
Q

b

145
Q

a

146
Q

b

A

tibialis posterior

147
Q

c

A

flexor hallucis longus

148
Q

d

A

flexor digitorum longus

Anatomy (20 decks)

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