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Muscle Origin, Insertion, Attachment > Pelvis and Thigh > Flashcards

Pelvis and Thigh Flashcards

1
Q

Quadriceps Femurs Group Origins

A

Rectus Femoris: AIIS
Vastus Medialis: Medial lip of linea aspera
Vastus Lateralis: Lateral lip of linea aspera, gluteal tuberosity and greater trochanter
Vastus Intermedius: Anterior and lateral shaft of femur

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2
Q

Quadriceps Femurs Group Insertion

A

Tibial tuberosity (via the patella and patellar ligament)

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3
Q

Quadriceps Femurs Group Action

A

All: Extend the knee

Rectus Femoris: Flex hip

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4
Q

Biceps Femoris Origin

A

Long head: Ischial tuberosity

Short head: Lateral lip of linea aspera

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5
Q

Biceps Femoris Insertion

A

Head of the fibula

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6
Q

Biceps Femoris Action

A

Flex the knee
Laterally rotate flexed knee
Tilt the pelvis posteriorly
Long head: Extend the hip, Assist to laterally rotate hip

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7
Q

Semitendinosus Origin

A

Ischial tuberosity

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8
Q

Semitendinosus Insertion

A

Proximal, medial shaft of the tibia at per anserinus tendon

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9
Q

Semitendinosus Action

A 
Flex the knee
Medially rotate flexed knee
Extend hip
Medially rotate hip
Tilt pelvis posteriorly
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10
Q

Semimembranosus Origin

A

Ischial tuberosity

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11
Q

Semimembranosus Insertion

A

Posterior aspect of medial condyle of tibia

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12
Q

Semimembranosus Action

A 
Flex the knee
Medially rotate flexed knee
Extend hip
Medially rotate hip
Tilt pelvis posteriorly
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13
Q

Gluteus Maximus Origin

A

Coccyx, edge of sacrum, posterior iliac crest, sacrotuberous and sacroiliac ligaments

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14
Q

Gluteus Maximus Insertion

A

Iliotibial tract (upper fibers) and gluteal tuberosity (lower fibers)

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15
Q

Gluteus Maximus Actions

A 
All fibers:
Extends the hip
Laterally rotates hip
Abducts the hip
Lower fibers: Adduct the hip
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16
Q

Gluteus Medius Origin

A

Gluteal surface of ilium, between posterior and anterior gluteal lines, just below iliac crest

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17
Q

Gluteus Medius Insertion

A

Lateral aspect of greater trochanter

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18
Q

Gluteus Medius Actions

A

All fibers: Abduct hip
Anterior: Flex hip, medially rotate hip
Posterior: Extend hip, Laterally rotate

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19
Q

Gluteus Minimus Origin

A

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

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20
Q

Gluteus Minimus Insertion

A

Anterior aspect of greater trochanter

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21
Q

Gluteus Minimus Actions

A

Abduct hip, Medially rotate hip, Flex hip

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22
Q

Adductor Magnus Origin

A

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

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23
Q

Adductor Magnus Insertion

A

Medial lip of linea aspera and adductor tubercle

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24
Q

Adductor Magnus Action

A

Adduct hip, Medially rotate hip
Flex hip
Posterior fibers: Extend hip

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25
Q

Adductor Longus Origin

A

Pubic tubercle

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26
Q

Adductor Longus Insertion

A

Medial lip of linea aspera

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27
Q

Adductor Longus Action

A

Adduct hip, Medially rotate hip

Flex hip

28
Q

Adductor Brevis Origin

A

Inferior ramus of pubis

29
Q

Adductor Brevis Insertion

A

Pectineal line and medial lip of linea aspera

30
Q

Adductor Brevis Action

A

Adduct hip, Medially rotate hip

Flex hip

31
Q

Pectineus Origin

A

Superior ramus of pubis

32
Q

Pectineus Insertion

A

Pectineal line of femur

33
Q

Pectineus Action

A

Adduct hip, Medially rotate hip

Flex hip

34
Q

Gracilis Orgin

A

Inferior ramus of pubis

35
Q

Gracilis Insertion

A

Proximal, medial shaft of tibia at pes anserinus tendon

36
Q

Gracilis Action

A

Adduct hip, Medially rotate hip

Flex the knee, Medially rotate knee

37
Q

Tensor Fasciae Latae Origin

A

Iliac crest, posterior to ASIS

38
Q

Tensor Fasciae Latae Insertion

A

Iliotibial tract

39
Q

Tensor Fasciae Latae Action

A

Flex hip, medially rotate hip, Abduct hip

40
Q

Sartorius Origin

41
Q

Sartorius Insertion

A

Proximal, medial shaft of the tibia at pes anserinus tendon

42
Q

Sartorius Action

A

Flex hip, Laterally rotate hip, Abduct hip

Flex knee, medially rotate the flexed knee

43
Q

Piriformis Origin

A

Anterior surface of sacrum

44
Q

Piriformis Insertion

A

Superior aspect of greater trochanter

45
Q

Piriformis Action

A

Laterally rotate hip, Abduct hip when hip is flexed

46
Q

Quadratus Femoris Origin

A

Lateral border of ischial tuberosity

47
Q

Quadratus Femoris Insertion

A

Intertrochanteric crest between greater and lesser trochanters

48
Q

Quadratus Femoris Action

A

Laterally rotate hip

49
Q

Obturator Internus Origin

A

Obturator membrane and inferior surface of obturator foramen

50
Q

Obturator Internus Insertion

A

Medial surface of greater trochanter

51
Q

Obturator Internus Action

A

Laterally rotate hip

52
Q

Obturator Externus Origin

A

Rami of pubis and ischium, obturator membrane

53
Q

Obturator Externus Insertion

A

Trochanteric fossa of femur

54
Q

Obturator Externus Action

A

Laterally rotate hip

55
Q

Gemellus Superior Origin

A

Ischial spine

56
Q

Gemellus Superior Insertion

A

Medial surface of greater trochanter

57
Q

Gemellus Superior Action

A

Laterally rotate hip

58
Q

Gemellus Inferior Origin

A

Ischial tuberosity

59
Q

Gemellus Inferior Insertion

A

Medial surface of greater trochanter

60
Q

Gemellus Inferior Action

A

Laterally rotate the hip

61
Q

Psoas Major Origin

A

Bodies and TPs of lumbar vertebrae

62
Q

Psoas Major Insertion

A

Lesser trochanter

63
Q

Psoas Major Actions

A

With origin flexed: Flex the hip, laterally rotate hip
Insertion flexed: Flex trunk toward thigh, tilt pelvis anteriorly
Unilaterally: Laterally flex lumbar spine

64
Q

Iliacus Origin

A

Iliac fossa

65
Q

Iliacus Insertion

A

Lesser trochanter

66
Q

Iliacus Action

A

Flex hip, laterally rotate (w/ origin fixed)

Flex trunk toward thigh, Tilt pelvis anteriorly (w/ insertion fixed)

Muscle Origin, Insertion, Attachment (6 decks)

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