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Muscles > Pelvis & Thigh > Flashcards

Pelvis & Thigh Flashcards

0
Q

I: Rectus Femoris

A

common tendon that encases the patella and inserts onto the tibial tuberosity

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1
Q

O: Rectus Femoris

A

straight head - AIIS; reflected head - groove above the acetabulum

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2
Q

A: Rectus Femoris

A

extend the leg at the knee joint, helps to flex the thigh at the hip joint

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3
Q

N: Rectus Femoris

A

femoral nerve L2-L4

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4
Q

B: Rectus Femoris

A

lateral femoral circumflex artery

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5
Q

O: Vastus Medialis

A

intertrochantric line and the medial lip of the linea aspera on the femur

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6
Q

I: Vastus Medialis

A

common tendon that encases the patella and inserts onto the tibial tuberosity

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7
Q

A: Vastus Medialis

A

extend the leg at the knee

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8
Q

N: Vastus Medialis

A

femoral nerve L2-L4

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9
Q

B: Vastus Medialis

A

muscular branches of profunda femoris artery, saphenous branch of descending genicular artery

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10
Q

O: Vastus Lateralis

A

greater trochanter and the lateral lip of the linea aspera

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11
Q

I: Vastus Lateralis

A

common tendon that encases the patella and inserts onto the tibial tuberosity

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12
Q

A: Vastus Lateralis

A

extend the leg at the knee

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13
Q

N: Vastus Lateralis

A

femoral nerve L2-L4

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14
Q

B: Vastus Lateralis

A

lateral femoral circumflex artery

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15
Q

O: Vastus Intermedius

A

anterior and lateral surface of the body of the femur

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16
Q

I: Vastus Intermedius

A

common tendon that encases the patella and inserts onto the tibial tuberosity

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17
Q

A: Vastus Intermedius

A

extend the leg at the knee

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18
Q

N: Vastus Intermedius

A

femoral nerve L2-L4

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19
Q

B: Vastus Intermedius

A

lateral femoral circumflex artery

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20
Q

List the hamstring muscles.

A

biceps femoris, semitendinosus, semimembranosus

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21
Q

O: Biceps Femoris

A

long head - ischial tuberosity; short head - lateral lip of the linea aspera of the femur

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22
Q

I: Biceps Femoris

A

lateral surface of the head of the fibula and a small slip to the lateral condyle of the tibia

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23
Q

A: Biceps Femoris

A

flexes the leg and rotates the tibia externally; long head also extends the thigh at the hip joint

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24
Q

N: Biceps Femoris

A

long head - tibial part of the sciatic nerve S1-S3; short head - common fibular part sciatic nerve L5-S2

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25
Q

B: Biceps Femoris

A

perforating branches of profunda femoris artery and inferior gluteal artery to upper

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26
Q

O: Semitendinosus

A

ischial tuberosity

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27
Q

I: Semitendinosus

A

medial surface of the upper part of the body of the tibia

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28
Q

A: Semitendinosus

A

flexes the leg and rotates the tibia internally; extends the thigh

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29
Q

N: Semitendinosus

A

tibial part of the sciatic nerve L5-S2

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30
Q

B: Semitendinosus

A

perforating branches of profunda femoris artery, inferior gluteal artery to upper

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31
Q

O: Semimembranosus

A

ischial tuberosity

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32
Q

I: Semimembranosus

A

posterior aspect of the medial condyle of the tibia

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33
Q

A: Semimembranosus

A

flexes the leg and rotates it internally, extends the thigh

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34
Q

N: Semimembranosus

A

tibial part of the sciatic nerve L5-S2

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35
Q

B: Semimembranosus

A

perforating branches of profunda femoris artery, inferior gluteal artery to upper

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36
Q

O: Gluteus Maximus

A

outer surface of the ilium and iliac crest, dorsal surface of the sacrum, lateral side of coccyx and the sacrotuberous ligament

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37
Q

I: Gluteus Maximus

A

into the iliotibial band, which descends to attach to the lateral condyle of the tibia, also onto the gluteal tuberosity of the femur

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38
Q

A: Gluteus Maximus

A

powerful extensor of the thigh, external rotator of the thigh, helps steady the extended leg, extends the trunk when distal end is fixed

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39
Q

N: Gluteus Maximus

A

inferior gluteal nerve L5-S2

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40
Q

B: Gluteus Maximus

A

inferior gluteal artery (primary), superior gluteal artery

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41
Q

O: Gluteus Medius

A

external surface of the ilium between the anterior and posterior gluteal lines

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42
Q

I: Gluteus Medius

A

lateral surface of greater trochanter of the femur

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43
Q

A: Gluteus Medius

A

abducts and internally rotates the thigh, helps steady the pelvis

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44
Q

N: Gluteus Medius

A

superior gluteal nerve L4-S1

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45
Q

B: Gluteus Medius

A

superior gluteal artery

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46
Q

O: Gluteus Minimus

A

outer surface of the ilium between the anterior and inferior gluteal lines

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47
Q

I: Gluteus Minimus

A

anterior border of greater trochanter and on the fibrous capsule of the hip joint

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48
Q

A: Gluteus Minimus

A

abducts and internally rotates the thigh, helps steady the pelvis

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49
Q

N: Gluteus Minimus

A

superior gluteal nerve L4-S1

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50
Q

B: Gluteus Minimus

A

superior gluteal artery

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51
Q

List the 5 adductor muscles of the hip.

A

adductor magnus, adductor longus, adductor brevis, pectineus, gracilis

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52
Q

O: Adductor Magnus

A

inferior ramus of pubis, ramus of the ischium and the ischial tuberosity

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53
Q

I: Adductor Magnus

A

medial lip of the upper 2/3 of the linea aspera, the medial supracondylar line and the adductor tubercle

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54
Q

A: Adductor Magnus

A

powerful adductor of the thigh, upper part flexes and internally rotates the thigh, lower part extends and externally rotates the thigh

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55
Q

N: Adductor Magnus

A

obturator nerve L2-L4, sciatic nerve (tibial division) for the hamstring part of the muscle

56
Q

B: Adductor Magnus

A

muscular branches of profunda femoris artery

57
Q

O: Adductor Longus

A

anterior pubis, where the pubic crest joins the symphysis pubis

58
Q

I: Adductor Longus

A

middle 1/3 of the femur along the linea aspera

59
Q

A: Adductor Longus

A

adducts, flexes, and internally rotates the femur

60
Q

N: Adductor Longus

A

obturator nerve L2-L4

61
Q

B: Adductor Longus

A

muscular branches of femoral artery

62
Q

O: Adductor Brevis

A

outer surface of the inferior pubic ramus between the gracilis and the obturator externus

63
Q

I: Adductor Brevis

A

along the pectineal line of the femur and the upper part of the linea aspera behind the pectineus

64
Q

A: Adductor Brevis

A

adducts, flexes, and internally rotates the femur

65
Q

N: Adductor Brevis

A

obturator nerve L2-L4

66
Q

B: Adductor Brevis

A

muscular branches of femoral artery

67
Q

O: Pectineus

A

pectineal line of the pubis

68
Q

I: Pectineus

A

along the pectineal line of the femur, between the lesser trochanter and the linea aspera

69
Q

A: Pectineus

A

flexes, adducts, and internally rotates the femur

70
Q

N: Pectineus

A

femoral nerve L2, L3; may also receive a branch from the obturator or the accessory obturator nerve when present

71
Q

B: Pectineus

A

muscular branches of medial femoral circumflex artery

72
Q

O: Gracilis

A

from the body of the pubis and the adjacent inferior pubic ramus

73
Q

I: Gracilis

A

upper part of the medial surface of the tibia below the medial condyle

74
Q

A: Gracilis

A

adducts the thigh, also flexes the leg at the knee and internally rotates the leg

75
Q

N: Gracilis

A

obturator nerve L2, L3

76
Q

B: Gracilis

A

obturator artery

77
Q

O: Tensor Fascia Latae

A

outer lip of the iliac crest, also from the ASIS

78
Q

I: Tensor Fascia Latae

A

iliotibial tract, which then descends to attach to the lateral condyle of the tibia

79
Q

A: Tensor Fascia Latae

A

abducts, flexes, and internally rotates the thigh, tenses the IT band, thereby helping to extend the leg at the knee

80
Q

N: Tensor Fascia Latae

A

superior gluteal nerve L4, L5

81
Q

B: Tensor Fascia Latae

A

superior gluteal artery, lateral femoral circumflex artery

82
Q

O: Sartorius

83
Q

I: Sartorius

A

superior part of the medial surface of the tibia

84
Q

A: Sartorius

A

flexes, abducts, and externally rotates the thigh at the hip joint, flexes and internally rotates the leg at the knee joint

85
Q

N: Sartorius

A

femoral nerve L2, L3

86
Q

B: Sartorius

A

muscular branches of profunda femoris artery, saphenous branch of descending genicular artery

87
Q

List the “deep six” external rotators of the hip.

A

piriformis, quadratus femoris, obturator internus, obturator externus, gemellus superior, gemellus inferior

88
Q

O: Piriformis

A

anterior pelvic surface of the sacrum and the inner surface of sacrotuberous ligament

89
Q

I: Piriformis

A

upper border of the greater trochanter of the femur

90
Q

A: Piriformis

A

externally rotates the extended thigh, when the thigh is flexed it abducts the femur

91
Q

N: Piriformis

A

muscular branches from the S1 and S2 nerves

92
Q

B: Piriformis

A

superior and inferior gluteal artery

93
Q

O: Quadratus Femoris

A

lateral border of the ischial tuberosity

94
Q

I: Quadratus Femoris

A

quadrate tubercle on the posterior surface of the femur, also onto the intertrochanteric crest of the femur

95
Q

A: Quadratus Femoris

A

externally rotates the thigh

96
Q

N: Quadratus Femoris

A

nerve to the quadratus femoris L5, S1

97
Q

B: Quadratus Femoris

A

inferior gluteal artery

98
Q

O: Obturator Internus

A

pelvic surface of obturator membrane and from the bone surrounding the obturator foramen

99
Q

I: Obturator Internus

A

medial surface of greater trochanter proximal to the trochanteric fossa

100
Q

A: Obturator Internus

A

externally rotates the extended thigh and abducts the flexed thigh

101
Q

N: Obturator Internus

A

nerve to the obturator internus L5, S1

102
Q

B: Obturator Internus

A

inferior gluteal artery

103
Q

O: Obturator Externus

A

medial part of the outer surface of obturator membrane and medial margin of obturator foramen

104
Q

I: Obturator Externus

A

trochanteric fossa of the femur

105
Q

A: Obturator Externus

A

externally rotates the thigh

106
Q

N: Obturator Externus

A

obturator nerve L3, L4

107
Q

B: Obturator Externus

A

obturator artery

108
Q

O: Gemellus Superior

A

outer surface of the ischial spine

109
Q

I: Gemellus Superior

A

medial surface of greater trochanter with tendon of the obturator internus

110
Q

A: Gemellus Superior

A

externally rotates the extended thigh and abducts the flexed thigh

111
Q

N: Gemellus Superior

A

nerve to the obturator internus L5, S1

112
Q

B: Gemellus Superior

A

inferior gluteal artery

113
Q

O: Gemellus Inferior

A

ichial tuberosity

114
Q

I: Gemellus Inferior

A

medial surface of greater trochanter with tendon of the obturator internus

115
Q

A: Gemellus Inferior

A

externally rotates the extended thigh and abducts the flexed thigh

116
Q

N: Gemellus Inferior

A

nerve to the quadratus femoris L5, S1

117
Q

B: Gemellus Inferior

A

inferior gluteal artery

118
Q

O: Psoas Major

A

transverse process and body of T12-L4; intervertebral disks between T12-L5

119
Q

I: Psoas Major

A

lesser trochanter of femur

120
Q

A: Psoas Major

A

powerful flexor of thigh at the hip; when femurs are fixed they flex the trunk

121
Q

N: Psoas Major

A

branches from L1-L4

122
Q

B: Psoas Major

A

muscular branches of medial femoral circumflex artery

123
Q

O: Iliacus

A

iliac fossa, AIIS

124
Q

I: Iliacus

A

lesser trochanter of femur

125
Q

A: Iliacus

A

powerful flexor of thigh at the hip joint

126
Q

N: Iliacus

A

femoral nerve L2, L3

127
Q

B: Iliacus

A

muscular branches of medial femoral circumflex artery

128
Q

Coxal Flexion

A

psoas major, iliacus, TFL, sartorius, rectus femoris, gluteus medius (anterior fibers), gluteus minimus, (adductor longus, magnus, brevis and pectineus all assist)

129
Q

Coxal Extension

A

gluteus maximus (all fibers), biceps femoris (long head), semitendinosus, semimembranosus, adductor magnus (posterior fibers), gluteus medius (posterior fibers)

130
Q

Coxal Internal Rotation

A

gluteus medius (anterior fibers), gluteus minimus, TFL, adductor magnus, adductor longus, adductor brevis, pectineus, gracilis, semitendinosus (assists), semimembranosus (assists)

131
Q

Coxal External Rotation

A

gluteus maximus (all fibers), piriformis, quadratus femoris, obturator internus and externus, gemellus superior and inferior, gluteus medius (posterior fibers), psoas major, iliacus, sartorius, biceps femoris (assists, long head)

132
Q

Coxal Abduction

A

gluteus maximus (all fibers), gluteus medius (all fibers), gluteus minimus, TFL, sartorius, piriformis (when hip is flexed)

133
Q

Coxal Adduction

A

adductor magnus, adductor longus, adductor brevis, pectineus, gracilis, gluteus maximus (lower fibers)

134
Q

Knee Flexion

A

biceps femoris, semitendinosus, semimembranosus, gracilis, sartorius, gastrocnemius, popliteus, plantaris (weak)

135
Q

Knee Extension

A

rectus femoris, vastus lateralis, vastus medialis, vastus intermedius

136
Q

Medial Rotation of Flexed Knee

A

semitendinosus, semimembranosus, gracilis, sartorius, popliteus

137
Q

Lateral Rotation of Flexed Knee

A

biceps femoris

Muscles (9 decks)

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