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Gross Anatomy 1 Lower Extremity > quiz 3 > Flashcards

quiz 3 Flashcards

1
Q

gluteus maximus m origin

A

outer surface of ilium + iliac crest. dorsal sacrum. lateral aspect of coccyx

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2
Q

gluteus maximus m insertion

A

iliotibial tract + gluteal tuberosity

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3
Q

gluteus maximus m innervation

A

inferior gluteal n

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4
Q

gluteus maximus m action

A

extension of thigh + lateral rotation

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5
Q

gluteus medius m origin

A

between anterior + posterior gluteal lines

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6
Q

gluteus medius m insertion

A

lateral greater trochanter of femur

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7
Q

gluteus medius m innervation

A

superior gluteal n

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8
Q

gluteus medius m action

A

abduction + medial rotation

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9
Q

gluteus minimus m origin

A

between anterior + inferior gluteal lines

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10
Q

gluteus minimus m insertion

A

anterior aspect of greater trochanter + joint capsule of hip

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11
Q

gluteus minimus m innervation

A

superior gluteal n

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12
Q

gluteus minimus m action

A

abduction + medial rotation

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13
Q

gluteus minimus m spinal levels

A

L5 + S1

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14
Q

gluteus medius m spinal levels

A

L5 + S1

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15
Q

gluteus maximus m spinal levels

A

L5 + S1 + S2

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16
Q

tensor fascia lata origin

A

between ASIS + iliac tubercle on crest of ilium

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17
Q

tensor fascia lata insertion

A

iliotibial tract

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18
Q

tensor fascia lata innervation

A

superior gluteal n

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19
Q

tensor fascia lata spinal levels

A

L4 + L5 + S1

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20
Q

tensor fascia lata action

A

tenses iliotibial tract (IT band). stabilizes lateral thigh. abduction + medial rotation of thigh

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21
Q

piriformis m origin

A

ventrolateral aspect of sacrum

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22
Q

piriformis m insertion

A

greater trochanter

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23
Q

piriformis m innervation

A

n to piriformis

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24
Q

piriformis m spinal levels

A

L5 + S1 + S2

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25
Q

piriformis m action

A

laterally rotates an extended thigh. abducts a flexed thigh

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26
Q

superior gemellus m origin

A

ischial spine

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27
Q

superior gemellus m insertion

A

intertrochanter fossa + medial greater trochanter

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28
Q

superior gemellus m innervation

A

n to obturator internus

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29
Q

superior gemellus m spinal levels

A

L5 + S1

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30
Q

superior gemellus m action

A

laterally rotates an extended thigh. abducts a flexed thigh. stabilization of hip joint

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31
Q

obturator internus m origin

A

inner surface of obturator membrane + obturator foramen

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32
Q

obturator internus m insertion

A

intertrochanter fossa + medial surface greater trochanter

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33
Q

obturator internus m innervation

A

n to obturator internus

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34
Q

obturator internus m spinal levels

A

L5 + S1

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35
Q

obturator internus m action

A

laterally rotates an extended thigh. abducts a flexed thigh. stabilization of hip joint

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36
Q

inferior gemellus m origin

A

ischial tuberosity

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37
Q

inferior gemellus m insertion

A

medial surface greater trochanter + intertrochanter fossa

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38
Q

inferior gemellus m innervation

A

n to quadratus femoris

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39
Q

inferior gemellus m spinal levels

A

L5 + S1

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40
Q

inferior gemellus m action

A

laterally rotates extended thigh. abducts a flexed thigh. stabilization of hip joint

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41
Q

quadratus femoris m origin

A

lateral border of ischial tuberosity

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42
Q

quadratus femoris m insertion

A

quadrate tubercle + inter-trochanteric crest

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43
Q

quadratus femoris m innervation

A

n to quadratus femoris

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44
Q

quadratus femoris m spinal levels

A

L5 + S1

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45
Q

quadratus femoris m action

A

lateral rotation. stabilization of the hip joint

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46
Q

psoas major m origin

A

T12-L5 vertebrae + intervertebral discs. transverse processes of L1-L5

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47
Q

psoas major m insertion

A

lesser trochanter of femur

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48
Q

psoas major m innervation

A

L1-L3 ventral rami

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49
Q

psoas major m action

A

flex the thigh at the hip

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50
Q

psoas minor m origin

A

T12-L1 vertebrae + intervertebral disks

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51
Q

psoas minor m insertion

A

pectineal line. iliopectineal eminence

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52
Q

psoas minor m innervation

A

L1 branch n

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53
Q

psoas minor m action

A

assists iliopsoas m groups

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54
Q

iliacus m origin

A

iliac fossa

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55
Q

iliacus m insertion

A

lesser trochanter of femur

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56
Q

iliacus m innervation

A

femoral n

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57
Q

iliacus m action

A

flex the thigh at the hip

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58
Q

iliacus m spinal levels

A

L2 + L3

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59
Q

psoas minor m spinal levels

A

L1

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60
Q

psoas major m spinal levels

A

L1 - L3

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61
Q

sartorius m origin

A

anterior superior iliac spine (ASIS)

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62
Q

sartorius m insertion

A

anterior superior medial surface of the tibia

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63
Q

sartorius m action

A

flexes, abducts, + laterally rotates the thigh at hip. flexes + medially rotates the leg at knee joint

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64
Q

sartorius m innervation

A

femoral n

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65
Q

sartorius m spinal levels

A

L2 + L3

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66
Q

rectus femoris m straight head origin

67
Q

rectus femoris m reflected head origin

A

rim of the acetabulum

68
Q

rectus femoris m insertion

A

patella tendon

69
Q

rectus femoris m action

A

extends the leg at the knee. flexes thigh at the hip

70
Q

rectus femoris m innervation

71
Q

rectus femoris m spinal levels

72
Q

vastus medialis m origin

A

medial lip of the linea aspera + intertrochanteric line of femur

73
Q

vastus medialis m insertion

A

patella tendon

74
Q

vastus medialis m innervation

75
Q

vastus medialis m spinal levels

76
Q

vastus medialis m action

A

extends leg at the knee

77
Q

vastus lateralis m origin

A

greater trochanter + lateral lip of linea aspera

78
Q

vastus lateralis m insertion

A

patella tendon

79
Q

vastus lateralis m innervation

80
Q

vastus lateralis m action

A

extends leg at the knee

81
Q

vastus lateralis m spinal levels

82
Q

vastus intermedius m origin

A

anterior + lateral surfaces of shaft of femur

83
Q

vastus intermedius m insertion

A

patella tendon

84
Q

vastus intermedius m innervation

85
Q

vastus intermedius m action

A

extends leg at the knee

86
Q

vastus intermedius m spinal levels

87
Q

articularis genu m origin

A

distal femoral shaft

88
Q

articularis genu m insertion

A

synovial joint capsule of knee

89
Q

articularis genu m innervation

90
Q

articularis genu m spinal levels

91
Q

articularis genu m action

A

retracts synovial capsule to prevent pinching during leg extension

92
Q

pectineus m origin

A

pectineal line of pubic bone

93
Q

pectineus m insertion

A

pectineal line of the femur

94
Q

pectineus m action

A

hip adduction + flexion

95
Q

pectineus m innervation

96
Q

pectineus m spinal levels

97
Q

adductor longus m origin

A

ramus + body of pubis bone

98
Q

adductor longus m insertion

A

middle 1/3 of the linea aspera

99
Q

adductor longus m innervation

A

anterior division of obturator n

100
Q

adductor longus m spinal levels

A

L2 + L3 + L4

101
Q

adductor longus m action

A

adduct + medially rotate thigh

102
Q

adductor brevis m origin

A

ramus + body of pubis bone

103
Q

adductor brevis m insertion

A

pectineal line of femur + proximal linea aspera

104
Q

adductor brevis m innervation

A

anterior division of obturator n

105
Q

adductor brevis m action

A

adduct + medially rotate thigh

106
Q

adductor brevis m spinal levels

A

L2 + L3 + L4

107
Q

gracilis m origin

A

ramus + body of pubis bone

108
Q

gracilis m insertion

A

anterior/superior/medial surface of tibia

109
Q

gracilis m innervation

A

anterior division of obturator n

110
Q

gracilis m spinal levels

111
Q

gracilis m action

A

medially rotates thigh. stabilize pelvis with the sartorius

112
Q

adductor magnus m lateral/adductor part origin

A

inferior ramus of pubis

113
Q

adductor magnus m medial/hamstring part origin

A

ischial tuberosity

114
Q

adductor magnus m lateral/adductor part insertion

A

gluteal tuberosity + linea aspera of femur

115
Q

adductor magnus m medial/hamstring part insertion

A

adductor tubercle + medial supracondylar line

116
Q

adductor magnus m lateral/adductor part innervation

A

posterior division of obturator n

117
Q

adductor magnus m lateral/adductor part spinal levels

A

L2 + L3 + L4

118
Q

adductor magnus m medial/hamstring part innervation

A

tibial division of sciatic n

119
Q

adductor magnus m medial/hamstring part spinal levels

120
Q

adductor magnus m lateral/adductor part action

A

adduction of hip. flexes hip

121
Q

adductor magnus m medial/hamstring part action

A

adduction of hip. extends hip

122
Q

obturator externus m origin

A

exterior margin of the obturator foramen + membrane

123
Q

obturator externus m insertion

A

trochanteric fossa

124
Q

obturator externus m innervation

A

posterior branch of obturator n

125
Q

obturator externus m spinal levels

126
Q

obturator externus m action

A

laterally rotates hip

127
Q

Semitendinosus m origin

A

ischial tuberosity

128
Q

Semitendinosus m insertion

A

anterior/superior/medial surface of proximal tibia

129
Q

Semitendinosus m spinal levels

A

L5 + S1 + S2

130
Q

Semitendinosus m innervation

A

tibial division sciatic n

131
Q

Semitendinosus m action

A

flexs leg + medially rotates tibia. extends thigh at hip

132
Q

Semimembranosus m origin

A

ischial tuberosity

133
Q

Semimembranosus m insertion

A

posterior aspect of the medial condyle of the tibia

134
Q

Semimembranosus m innervation

A

tibial division of sciatic n

135
Q

Semimembranosus m spinal levels

A

L5 + S1 + S2

136
Q

Semimembranosus m action

A

flexes the leg + medially rotates tibia. extends thigh at hip

137
Q

Biceps femoris long head m origin

A

ischial tuberosity

138
Q

Biceps femoris short head m origin

A

lateral lip of linea aspera + lateral supracondylar ridge

139
Q

Biceps femoris m insertion

A

fibula + lateral condyle of tibia

140
Q

Biceps femoris long head m innervation

A

tibial division of sciatic n

141
Q

Biceps femoris short head m innervation

A

common fibular division of sciatic n

142
Q

Biceps femoris long head m action

A

extends thigh at hip

143
Q

Biceps femoris short head m action

A

flexes + laterally rotates the leg at knee

144
Q

Biceps femoris m spinal levels

A

L5 + S1 + S2

145
Q

trendelenburg sign

A

weakness in superior gluteal n that leads to uneven pelvis

146
Q

sacral superior articular facets joint classification

A

synovial/planar/triaxial

147
Q

L5-S1 disc joint classification

A

non-synovial/cartilaginous/slight movement

148
Q

anterior sacroiliac joint classification

A

synovial/planar/triaxial

149
Q

posterior sacroiliac joint classification

A

non-synovial/fibrous/syndesmosis/slight movement

150
Q

pubic symphysis joint classification

A

non-synovial/cartilaginous/slight movement

151
Q

acetabulum joint classification

A

synovial/ball + socket/triaxial

152
Q

what are the contents of the femoral triangle?

A

femoral n, femoral a, femoral v

153
Q

what is the superior border of the femoral triangle?

A

inguinal ligament

154
Q

what is the medial border of the femoral triangle?

A

adductor longus m

155
Q

what is the lateral border of the femoral triangle?

A

sartorious m

156
Q

what is the lateral floor of the femoral triangle?

157
Q

what is the medial floor of the femoral triangle?

158
Q

what is the roof of the femoral triangle?

A

fascia lata

159
Q

what are the contents of hunters canal?

A

femoral v, femoral a, n to vastus medialis, + saphenous n

160
Q

what is hunter’s canal?

A

a passage for femoral v + femoral a to get from anterior thigh to posterior thigh

161
Q

what is pes anserine?

A

the location of insertion for sartorius m, gracilis m, + semitendinosus m

162
Q

what are the contents of the popliteal fossa?

A

popliteal a, popliteal v, common fibular n, tibial n

163
Q

what is the medial border of the popliteal fossa?

Gross Anatomy 1 Lower Extremity (5 decks)

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