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Thigh Flashcards

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1
Q

Vastus intermedius FUNCTION

A

Extend knee

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2
Q

Iliopsoas (Iliacus) INSERTION

A

Lesser trochanter of femur

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3
Q

Quadratus femoris NERVE

A

N. to quadratus femoris (L5, S1)

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4
Q

Gluteus minimus NERVE

A

Superior gluteal n. (L4,L5, S1)

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5
Q

Gluteus minimus INSERTION

A

Anterior border of greater trochanter

Hip joint capsule

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6
Q

Semimembranosus FUNCTION

A

Knee flexion and medial rotation
Hip extension
Assists in hip medial rotation

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7
Q

Iliopsoas (Iliacus) NERVE

A

Femoral n. (L1,L2,L3,L4)

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8
Q

Piriformis INSERTION

A

Superior border of greater trochanter

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9
Q

Adductor brevis FUNCTION

A

Hip adduction and flexion

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10
Q

Vastus intermedius INSERTION

A

Proximal border of patella and through patellar ligament to tibial tuberosity.

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11
Q

Biceps Femoris (short head) NERVE

A

Common fibular n. (L5,S1,S2)

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12
Q

Superior Gemelli NERVE

A

N. to Obturator Internus (L5, S1)

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13
Q

Semimembranosus NERVE

A

Tibial n. (L4,L5,S1,S2)

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14
Q

Gluteus maximus FUNCTION

A

Hip extension and lateral rotation
Lower fibers: assists in hip adduction
Upper fibers: assists in abduction, stabilize knee in extension through iliotibial band insertion

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15
Q

Iliopsoas (Iliacus)ORIGIN

A

Superior 2/3 iliac fossa, internal lip of iliac crest, iliolumbar and ventral SI ligaments and sacral ala

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16
Q

Biceps Femoris (long head) FUNCTION

A

Knee flexion and lateral rotation
Hip extension
Assists in hip lateral rotation

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17
Q

Iliopsoas (Iliacus) FUNCTION

A

Flexes hip
Assists in hip lateral rotation and abduction

With insertion fixed:

  • Billaterally: flexes trunk on femurs, increases lumbar lordosis
  • Unilaterally: Assists in lateral flexion of trunk to same side

If trunk is stable, contribute to anterior shear of lumbar spine.

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18
Q

Obturator Internus ORIGIN

A

Internal/pelvic surface of obturator membrane and margin of obturator foramen, pelvic surface of ischium, posterior and proximal to obturator foramen, and to slight extent from the obturator fascia

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19
Q

Vastus medialis NERVE

A

Femoral n. (L2, L3, L4)

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20
Q

Rectus femoris ORIGIN

A

Straight Head: AIIS and superior rim of acetabulum

Reflected Heah: From groove above rim of acetabulum

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21
Q

Obturator Externus ORIGIN

A

Rami of pubis and ischium and external surface of obturator membrane

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22
Q

Gracilis FUNCTION

A

Adduct hip

Assists in knee medial rotation and flexion

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23
Q

Gluteus medius ORIGIN

A

External surface of ilium between iliac crest and posterior gluteal line dorsally and anterior gluteal line ventrally, and gluteal aponeurosis

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24
Q

Vastus lateralis FUNCTION

A

Extend knee

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25
Gluteus minimus FUNCTION
Hip Abduction and MR | Assist with with hip flexion
26
Adductor Longus NERVE
Obturator n. (L2, L3, L4)
27
Gluteus medius INSERTION
Oblique ridge of lateral surface of greater trochanter of femur
28
Vastus medialis FUNCTION
Extend knee
29
Inferior Gemelli INSERTION
With the tendon of Obturator Internus into medial surface of greater trochanter
30
Adductor Longus FUNCTION
Hip adduction and flexion
31
Piriformis FUNCTION
``` Laterally rotate extended hip Abducts flexed hip MR flexed hip beyond 90 degrees Assists hip extension Stabilizes femoral head in acetabulum ```
32
Gracilis ORIGIN
Inferior 1/2 of pubic symphysis and medial margin of inferior ramus of pubis
33
Rectus femoris INSERTION
Proximal border of patella and through patellar ligament to tibial tuberosity
34
Biceps Femoris (long head) ORIGIN
Distal part of sacrotuberous ligament, posterior part of ischial tuberosity
35
Gluteus medius FUNCTION
Abduct hip Anterior fibers: hip medial rotation and assist with hip flexion Posterior fibers: hip lateral rotation and assist with hip extension
36
Tensor fasciae latae ORIGIN
Anterior part of the external lip of iliac crest, outer surface of ASIS, and deep surface of fascia lata.
37
Adductor Longus INSERTION
Middle 1/3 of medial lip of linea aspera
38
Biceps Femoris (short head) INSERTION
Lateral side of fibular head, lateral tibial condyle, deep fascia of lateral side of leg
39
Sartorius ORIGIN
ASIS and superior 1/2 of notch just distal to spine
40
Vastus lateralis ORIGIN
Proximal part of intertrochanteric line, anterior and inferior borders of greater trochanter, lateral lip of gluteal tuberosity, proximal 1/2 of lateral lip of linea aspera, and lateral inter muscular septum.
41
Superior Gemelli INSERTION
With tendon of Obturator Internus into medial surface of greater trochanter
42
Rectus femoris NERVE
Femoral n. (L2, L3, L4)
43
Semimembranosus ORIGIN
Ischial tuberosity, proximal and lateral to biceps femoris and semitendinosis
44
Adductor brevis INSERTION
Distal 2/3 of pectineal line and proximal 1/2 of medial lip of linea aspera
45
Tensor fasciae latae FUNCTION
Abduction, medial rotation and flexion of thigh. Assists in keeping knee extended
46
Vastus intermedius ORIGIN
Anterior and lateral surfaces of proximal 2/3 of body of femur, distal 1/2 of linea aspera, and lateral intermuscular septum.
47
Obturator Externus NERVE
Obturator n. (L3, L4)
48
Gluteus medius NERVE
Superior gluteal n. (L4,L5, S1)
49
Biceps Femoris (long head) INSERTION
Lateral side of head of fibular head, lateral condyle of tibia, deep fascia of lateral side of leg
50
Gluteus maximus ORIGIN
Posterior gluteal line of ilium and portion of bone superior and posterior to it, posterior surface of lower part of sacrum, side of coccyx, aponeurosis of erector spinae, sacrotuberous ligament, and gluteal aponeurosis
51
Superior Gemelli ORIGIN
External surface of ischial spine
52
Obturator Internus INSERTION
Medial surface of greater trochanter
53
Vastus intermedius NERVE
Femoral n. (L2, L3, L4)
54
Adductor magnus ORIGIN
Inferior pubic ramus, ramus of ischium (anterior fibers), and ischial tuberosity (posterior)
55
Semitendinosus ORIGIN
Ischial tuberosity by tendon common with long head of biceps femoris
56
Obturator Internus FUNCTION
Laterally rotate extended hip Abducts flexed hip Stabilizes femoral head in acetabulum
57
Quadratus femoris FUNCTION
Laterally rotate extended hip Abducts flexed hip Stabilizes femoral head in acetabulum
58
Vastus medialis ORIGIN
Distal 1/2 of intertrochanteric line, medial lip of linea aspera, proximal part of medial suprocondylar line, tendons of adductor longus and adductor magnus, and medial inter muscular septum.
59
Iliopsoas (Psoas Major) NERVE
Anterior rami of Lumbar spinal n. (L1,L2,L3,L4)
60
Pectineus ORIGIN
Surface of superior ramus of pubis ventral to pectin between iliopectineal eminence and pubic tubercle
61
Gluteus maximus INSERTION
Larger proximal part and superficial fibers of distal portion of muscle into iliotibial tract of fascia lata Deep fibers of distal part into gluteal tuberosity of femur
62
Inferior Gemelli FUNCTION
Laterally rotate extended hip Abduct flexed hip Stabilize femoral head in acetabulum
63
Adductor brevis ORIGIN
Outer surface of inferior ramus of pubis
64
Piriformis ORIGIN
Surface of sacrum between 1,2,3 and 4 pelvic sacrum foramina, margin of greater sciatic foramen, and pelvic surface of sacrotuberous ligament
65
Vastus medialis INSERTION
Proximal border of patella and through patellar ligament to tibial tuberosity.
66
Tensor fasciae latae NERVE
Superior gluteal n. (L4, L5, S1)
67
Adductor magnus FUNCTION
Hip adduction, flexion, and extension
68
Adductor Longus ORIGIN
Anterior surface of pubis at intersection of crest and symphysis
69
Adductor magnus INSERTION
Medial to gluteal tuberosity, middle line of linea aspera, medial supracondylar line, and adductor tubercle of medial condyle of femur.
70
Adductor magnus NERVE
Obturator n., tibial division of sciatic (L2, L3, L4) Sciatic (L4,L5,S1)
71
Semitendinosus INSERTION
Proximal part of medial surface of body of tibia, deep fascia of leg
72
Vastus lateralis INSERTION
Proximal border of patella and through patellar ligament to tibial tuberosity.
73
Pectineus NERVE
Femoral n., accessory obturator (L2, L3,L4)
74
Iliopsoas (Psoas Major) ORIGIN
Ventral surface of transverse processes of all lumbar vertebrae, sides of bodies and corresponding intervertebral discs of last thoracic and all lumbar vertebrae and membranous arches that extend over sides of lumbar vertebrae.
75
Biceps Femoris (long head) NERVE
Tibial n. (L5,S1,S2,S3)
76
Inferior Gemelli ORIGIN
Proximal part of tuberosity of ischium
77
Iliopsoas (Psoas Major) FUNCTION
Flexes hip Assists in hip lateral rotation and abduction With insertion fixed: - Billaterally: flexes trunk on femurs, increases lumbar lordosis - Unilaterally: Assists in lateral flexion of trunk to same side If trunk is stable, contribute to anterior shear of lumbar spine.
78
Quadratus femoris INSERTION
Proximal part of quadrate line extending distally from intertrochanteric crest
79
Adductor brevis NERVE
Obturator n. (L2, L3, L4)
80
Semitendinosus NERVE
Tibial n. (L4,L5,S1,S2)
81
Sartorius INSERTION
Proximal part of medial surface of tibia near anterior border
82
Obturator Internus NERVE
N. to Obturator Internus (L5, S1)
83
Inferior Gemelli NERVE
N. to quadratus femoris (L5, S1)
84
Sartorius NERVE
Femoral n. (L2,3,4)
85
Obturator Externus INSERTION
Trochanteric fossa of femur
86
Biceps Femoris (short head) FUNCTION
Knee flexion and lateral rotation
87
Obturator Externus FUNCTION
Laterally rotation of thigh and assists hip adduction
88
Superior Gemelli FUNCTION
Laterally rotate extended hip Abduct flexed hip Stabilize femoral head in acetabulum
89
Pectineus INSERTION
Pectineal line of femur
90
Gracilis NERVE
Obturator n. (L2,L3,L4)
91
Quadratus femoris ORIGIN
Proximal part of lateral border of tuberosity of ischium
92
Gracilis INSERTION
Medial surface of body of tibia, distal to condyle, proximal to insertion of semitendinosus, and posterior to insertion of sartorius
93
Biceps Femoris (short head) ORIGIN
Lateral lip of linea aspera, proximal 2/3 of supracondylar line, and lateral inter muscular septum
94
Semitendinosus FUNCTION
Knee flexion and medial rotation Hip extension Assists in hip medial rotation
95
Tensor fasciae latae INSERTION
Into iliotibial tract of fascia lata at junction of proximal and middle thirds of thigh.
96
Sartorius FUNCTION
Flexion, abduction and lateral rotation of thigh
97
Piriformis NERVE
N. to Piriformis (L5,S1,S2)
98
Vastus lateralis NERVE
Femoral n. (L2, L3, L4)
99
Semimembranosus INSERTION
Posteromedial aspect of medial condyle of tibia
100
Gluteus maximus NERVE
Inferior gluteal n. (L5, S1, S2)
101
Rectus femoris FUNCTION
Extends knee | Assists iliopsoas to flex thigh
102
Gluteus minimus ORIGIN
External surface of ilium between anterior and inferior gluteal lines, and margin of greater sciatic notch
103
Iliopsoas (Psoas Major) INSERTION
Lesser trochanter of femur
104
Pectineus FUNCTION
Hip adduction and flexion

Anatomy (8 decks)

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