Muscles of the gluteal and thigh region

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outer surface of ilium, sacrum, coccyx, sacrotuberous ligament

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107 Terms

1

outer surface of ilium, sacrum, coccyx, sacrotuberous ligament

gluteus maximus origin

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2

iliotibial tract and gluteal tuberosity of femur

gluteus maximus insertion

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3

inferior gluteal nerve

gluteus maximus nerve supply

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4

extends and laterally rotates hip joint; through iliotibial tract, it extends knee joint

gluteus maximus action

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5

outer surface of ilium

gluteus medius origin

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6

lateral surface of greater trochanter of femur

gluteus medius insertion

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7

superior gluteal nerve

gluteus medius nerve supply

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8

abducts thigh at hip joint; tilts pelvis when walking to permit opposite leg to clear ground

gluteus medius action

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9

outer surface of ilium

gluteus minimus origin

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10

anterior surface of greater trochanter of femur

gluteus minimus insertion

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11

superior gluteal nerve

gluteus minimus nerve supply

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12

abducts thigh at hip joint; tilts pelvis when walking to permit opposite leg to clear ground

gluteus minimus action

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13

iliac crest

tensor fasciae latae origin

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14

iliotibial tract

tensor fasciae latae insertion

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15

superior gluteal nerve

tensor fasciae latae nerve supply

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16

assists gluteus maximus in extending the knee joint

tensor fasciae latae action

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17

anterior surface of sacrum

piriformis origin

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18

Upper border of greater trochanter of femur

piriformis insertion

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19

First and second sacral nerves

piriformis nerve supply

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20

Lateral rotator of thigh at hip joint

piriformis action

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21

Inner surface of obturator membrane

obturator internus origin

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22

Upper border of greater trochanter of femur

obturator internus insertion

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23

sacral plexus

obturator internus nerve supply

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24

Lateral rotator of thigh at hip joint

obturator internus action

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25

spine of ischium

gemellus superior origin

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26

Upper border of greater trochanter of femur

gemellus superior insertion

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27

sacral plexus

gemellus superior nerve supply

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28

Lateral rotator of thigh at hip joint

gemellus superior action

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29

ischial tuberosity

gemellus inferior origin

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30

Upper border of greater trochanter of femur

gemellus inferior insertion

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31

sacral plexus

gemellus inferior nerve supply

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32

Lateral rotator of thigh at hip joint

gemellus inferior action

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33

Lateral border of ischial tuberosity

quadratus femoris origin

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34

Quadrate tubercle of femur

quadratus femoris insertion

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35

sacral plexus

quadratus femoris nerve supply

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36

Lateral rotator of thigh at hip joint

quadratus femoris action

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37

Anterior superior iliac spine

sartorius origin

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38

Upper medial surface of shaft of tibia

sartorius insertion

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39

Femoral nerve

sartorius nerve supply

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40

Flexes, abducts, laterally rotates thigh at hip joint; flexes and medially rotates leg at knee joint

sartorius action

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41

Iliac fossa of hip bone

iliacus origin

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42

With psoas into lesser trochanter of femur

iliacus insertion

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43

Femoral nerve

iliacus nerve supply

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44

Flexes thigh on trunk; if thigh is fixed, it flexes the trunk on the thigh as in sitting up from lying down

iliacus action

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45

Transverse processes, bodies, and intervertebral discs of the 12th thoracic and five lumbar vertebrae

psoas origin

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46

With iliacus into lesser trochanter of femur

psoas insertion

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47

Lumbar plexus

psoas nerve supply

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48

Flexes thigh on trunk; if thigh is fixed, it flexes the trunk on thigh as in sitting up from lying down

psoas action

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49

Superior ramus of pubis

pectineus origin

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50

Upper end of linea aspera of shaft of femur

pectineus insertion

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51

Femoral nerve

pectineus nerve supply

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52

Flexes and adducts thigh at hip joint

pectineus action

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53

Straight head: anterior inferior iliac spine Reflected head: ilium above acetabulum

rectus femoris origin

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54

Quadriceps tendon into patella, then via ligamentum patellae into tubercle of tibia

rectus femoris insertion

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55

Femoral nerve

rectus femoris nerve supply

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56

Extension of leg at knee joint; flexes thigh at hip joint

rectus femoris action

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57

Upper end and shaft of femur

vastus lateralis origin

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58

Quadriceps tendon into patella, then via ligamentum patellae into tubercle of tibia

vastus lateralis insertion

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59

Femoral nerve

vastus lateralis nerve supply

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60

Extension of leg at knee joint

vastus lateralis action

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61

Upper end and shaft of femur

vastus medialis origin

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62

Quadriceps tendon into patella, then via ligamentum patellae into tubercle of tibia

vastus medialis insertion

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63

Femoral nerve

vastus medialis nerve supply

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64

Extension of leg at knee joint; stabilizes patella

vastus medialis action

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65

Anterior and lateral surfaces of shaft of femur

vastus intermedius origin

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66

Quadriceps tendon into patella, then via ligamentum patellae into tubercle of tibia

vastus intermedius insertion

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67

Femoral nerve

vastus intermedius nerve supply

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68

Extension of leg at knee joint; articularis genus retracts synovial membrane

vastus intermedius action

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69

Inferior ramus of pubis, ramus of ischium

gracilis origin

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70

Upper part of shaft of tibia on medial surface

gracilis insertion

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71

Obturator nerve

gracilis nerve supply

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72

Adducts thigh at hip joint; flexes leg at knee joint

gracilis action

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73

Body of pubis, medial to pubic tubercle

adductor longus origin

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74

Posterior surface of shaft of femur (linea aspera)

adductor longus insertion

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75

Obturator nerve

adductor longus nerve supply

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76

Adducts thigh at hip joint and assists in lateral rotation

adductor longus action

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77

Inferior ramus of pubis

adductor brevis origin

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78

Posterior surface of shaft of femur (linea aspera)

adductor brevis insertion

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79

Obturator nerve

adductor brevis nerve supply

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80

Adducts thigh at hip joint and assists in lateral rotation

adductor brevis action

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81

Inferior ramus of pubis, ramus of ischium, ischial tuberosity

adductor magnus origin

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82

Posterior surface of shaft of femur, adductor tubercle of femur

adductor magnus insertion

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83

Adductor portion: obturator nerve Hamstring portion: sciatic nerve

adductor magnus nerve supply

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84

Adducts thigh at hip joint and assists in lateral rotation; hamstring portion extends thigh at hip joint

adductor magnus action

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85

Outer surface of obturator membrane and pubic and ischial rami

obturator externus origin

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86

Medial surface of greater trochanter

obturator externus insertion

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87

Obturator nerve

obturator externus nerve supply

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88

Laterally rotates thigh at hip joint

obturator externus action

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89

Long head: ischial tuberosity

biceps femoris long head origin

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90

Short head: linea aspera, lateral supracondylar ridge of shaft of femur

biceps femoris short head origin

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91

Head of fibula

biceps femoris insertion

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92

Long head: tibial portion of sciatic nerve

biceps femoris long head nerve supply

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93

Short head: common peroneal portion of sciatic nerve

biceps femoris short head nerve supply

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94

Flexes and laterally rotates leg at knee joint; long head also extends thigh at hip joint

biceps femoris action

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95

Ischial tuberosity

semitendinosus origin

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96

Upper part of medial surface of shaft of tibia

semitendinosus insertion

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97

Tibial portion of sciatic nerve

semitendinosus nerve supply

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98

Flexes and medially rotates leg at knee joint; extends thigh at hip joint

semitendinosus action

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99

Ischial tuberosity

semimembranosus origin

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100

Medial condyle of tibia

semimembranosus insertion

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