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Gross Anatomy 1 PCC > Muscle Origin/Insertion/Action/Nerve Supply- Lecture Unit 3 > Flashcards

Muscle Origin/Insertion/Action/Nerve Supply- Lecture Unit 3 Flashcards

1
Q

Iliacus- O

A

Iliac Fossa

Sacrum

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2
Q

Iliacus- I

A

Lesser Trochanter/Femur

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3
Q

Psoas Major- O

A

Bodies and Transverse Processes/Lumbar Vertebrae

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4
Q

Psoas Major- I

A

Lesser Trochanter/Femur

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5
Q

Psoas Major- A

A

Flexion of femur at hip joint
Flexion of the vertebral column (right/left must work together)
Helps maintain posture (integrity of the vertebral column)

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6
Q

Psoas Major- NS

A

Femoral- L2, L3, L4

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7
Q

Psoas Minor- O

A

Bodies/ Lumbar Vertebrae

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8
Q

Psoas Minor- I

A

Iliopubic Eminence/ Pubis

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9
Q

Psoas Minor- A

A

Flexion of the pelvic bone (upward)

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10
Q

Psoas Minor- NS

A

L1 (sometimes L2)

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11
Q

Sartorius- O

A

Anterior Superior Iliac Spine (ASIS)

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12
Q

Sartorius- I

A

Superior Medial Shaft/Tibia

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13
Q

Sartorius- A

A

Flexion of the hip joint and knee joint (when both are carried out at the same time)
Abducts and Laterally rotates the femur
Medially rotates the leg

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14
Q

Sartorius- NS

A

Femoral Nerve- L2, L3, L4

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15
Q

Rectus Femoris- O

A

Anterior Inferior Iliac Spine (AIIS)

Acetabulum/ Pelvic Bone

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16
Q

Rectus Femoris- I

A

Base of the Patella

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17
Q

Rectus Femoris- A

A

Extend the leg at knee joint
Tonus plays role in strengthening knee joint
Flexes femur at hip joint

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18
Q

Rectus Femoris- NS

A

Femoral Nerve- L2, L3, L4

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19
Q

Vastus Lateralis- O

A

Greater Trochanter and Linea Aspera/ Femur

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20
Q

Vastus Lateralis- I

A

Base of the Patella

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21
Q

Vastus Lateralis- A

A

Extend the leg at knee joint

Tonus plays role in strengthening knee joint

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22
Q

Vastus Lateralis- NS

A

Femoral Nerve- L2, L3, L4

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23
Q

Vastus Medialis- O

A

Linea Aspera/ Femur

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24
Q

Vastus Medialis- I

A

Base of the Patella

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25
Q

Vastus Medialis- A

A

Extend the leg at knee joint

Tonus plays role in strengthening knee joint

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26
Q

Vastus Medialis- NS

A

Femoral Nerve- L2, L3, L4

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27
Q

Vastus Intermedius- O

A

Anterior-Lateral Aspect and Linea Aspera/ Femur

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28
Q

Vastus Intermedius- I

A

Base of the Patella

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29
Q

Vastus Intermedius- A

A

Extend the leg at knee joint

Tonus plays role in strengthening knee joint

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30
Q

Vastus Intermedius- NS

A

Femoral Nerve- L2, L3, L4

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31
Q

Tendon of Insertion of Quadriceps

A

Patellar Ligament

From Apex of Patella to the Tibia

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32
Q

Bundle of Muscle Fibers from deep Vastus Intermedius

A

Articulus Genu

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33
Q

Articulus Genu- A

A

Extend the leg at knee joint
Tonus plays role in strengthening knee joint
Retracts teh synovial membrane of the knee joint to help stabilize the knee

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34
Q

Gracilis- O

A

Ramus/ Ischium

Inferior Ramus/ Pubis

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35
Q

Gracilis- I

A

Superior Medial Shaft/Tibia

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36
Q

Gracilis- A

A

Adduction of Femur

Flexion of leg

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37
Q

Gracilis- NS

A

Obturator- L2, L3, L4

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38
Q

Pectineus- O

A

Superior Ramus (pubic pectin)/ Ramus

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39
Q

Pectineus- I

A

Pectineal Line/ Femur

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40
Q

Pectineus- A

A

Adducts Femur

Flexion at hip joint

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41
Q

Pectineus- NS

A

Femoral- L2, L3, L4

Obturator- L2, L3, L4

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42
Q

Adductor Longus- O

A

Superior Ramus/ Pubis

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43
Q

Adductor Longus- I

A

Linea Aspera/ Femur

44
Q

Adductor Longus- A

A

Adduct Femur

45
Q

Adductor Longus- NS

A

Obturator- L2, L3, L4

46
Q

Adductor Brevis- O

A

Inferior Ramus/ Pubis

47
Q

Adductor Brevis- I

A

Pectineal Line and Linea Aspera/ Femur

48
Q

Adductor Brevis- A

A

Adduct Femur

49
Q

Adductor Brevis- NS

A

Obturator- L2, L3, L4

50
Q

Adductor Magnus- O

A

Rami/ Ischium and Pubis

51
Q

Adductor Magnus- I

A

Linea Aspera and Adductor Tubercle/ Femur

52
Q

Adductor Magnus- A

A

Adducts Femur

Extends Femur at Hip Joint

53
Q

Adductor Magnus- NS

A

Obturator- L2, L3, L4

54
Q

Tensor Fascia Lata- O

A

Crest of the Ilium

55
Q

Tensor Fascia Lata- I

A

Iliotibial Tract

56
Q

Tensor Fascia Lata- A

A

Flexes, Abducts, & Medially rotates Femur

Stabilize the knee (when weight bearing)

57
Q

Tensor Fascia Lata- NS

A

Superior Gluteal (L4, L5, S1)

58
Q

Gluteus Maximus- O

A

Posterior Gluteal Line/ Ilium
Sacrum and Coccyx
Posterior Ligaments of the Sacroiliac Joint

59
Q

Gluteus Maximus- I

A

Gluteal Tuberosity/ Femur

Iliotibial Tract

60
Q

Gluteus Maximus- A

A

Extends and Laterally rotates Femur
Stabilize the Pelvic Bone
Stabilize Knee Joint

61
Q

Gluteus Maximus- NS

A

Inferior Gluteal- L5, S1, S2

62
Q

Gluteus Medius- O

A

External Surface/ Ilium

63
Q

Gluteus Medius- I

A

Greater Trochanter/ Femur

64
Q

Gluteus Medius- A

A

Abducts Femur
Medially Rotates Femur
Keeps pelvic bone steady when opposite foot is raised.

65
Q

Gluteus Medius- NS

A

Superior Gluteal (L4, L5, S1)

66
Q

Gluteus Minimus- O

A

External Surface/ Ilium

67
Q

Gluteus Minimus- I

A

Greater Trochanter/ Femur

68
Q

Gluteus Minimus- A

A

Abducts Femur
Medially Rotates Femur
Keeps pelvic bone steady when opposite foot is raised.

69
Q

Gluteus Minimus- NS

A

Superior Gluteal (L4, L5, S1)

70
Q

Piriformis- O

A

Anterior Surface of the Sacrum

71
Q

Piriformis- I

A

Greater Trochanter/ Femur

72
Q

Piriformis- NS

A

S1 and S2

73
Q

Piriformis- A

A

Lateral Rotation of the Femur

74
Q

Superior Gamellus- O

A

Spine/ Ischium

75
Q

Superior Gamellus- I

A

Greater Trochanter/ Femur

76
Q

Superior Gamellus- A

A

Lateral Rotation/ Femur

77
Q

Superior Gamellus- NS

A

L4, L5, S1, S2

78
Q

Obturator Internus- O

A

Internal Surface of the Obturator Membrane

79
Q

Obturator Internus- I

A

Greater Trochanter/ Femur

80
Q

Obturator Internus- A

A

Lateral Rotation/ Femur

81
Q

Obturator Internus- NS

A

L4, L5, S1, S2

82
Q

Inferior Gamellus- O

A

Tuberosity/ Ischium

83
Q

Inferior Gamellus- I

A

Greater Trochanter/ Femur

84
Q

Inferior Gamellus- A

A

Lateral Rotation/ Femur

85
Q

Inferior Gamellus- NS

A

L4, L5, S1, S2

86
Q

Obturator Externus- O

A

External Surface of the Obturator Membrane

87
Q

Obturator Externus- I

A

Trochanteric Fossa/ Femur

88
Q

Obturator Externus- A

A

Lateral rotation/ Femur

89
Q

Obturator Externus- NS

A

Obturator- L2, L3, L4

90
Q

Quadratus Femoris- O

A

Tuberostiy/ Ischium

91
Q

Quadratus Femoris- I

A

Quadrate Tubercle/ Femur

92
Q

Quadratus Femoris- A

A

Lateral Rotation/ Femur

93
Q

Quadratus Femoris- NS

A

L4, L5, S1, S2

94
Q

Tendons of Insertion of the semitendinosus, gracilis, and sartorius

A

Pes Anserinus

95
Q

Semitendinosus- O

A

Ischial Tuberostiy

96
Q

Semitendinosus- I

A

Medial Condyle/ Tibia

Proximal Posterior Shaft/ Tibia

97
Q

Semitendinosus- A

A

Flexion of the Leg at the Knee Joint
Stabilize the Hip Joint
Help with extension of the Femur
Medially rotate the leg (tibia)

98
Q

Semitendinosus- NS

A

Sciatic Nerve- L4-S3

99
Q

Semimembranosus- O

A

Ischial Tuberosity

100
Q

Semimembranosus- A

A

Flexion of the Leg at the Knee Joint
Stabilize the Hip Joint
Help with extension of the Femur
Medially rotate the leg (tibia)

101
Q

Semimembranosus- I

A

Medial Condyle/ Tibia

102
Q

Semimembranosus- NS

A

Sciatic Nerve- L4-S3

103
Q

Biceps Femoris- O

A

Long Head- Ischial Tuberosity

Short Head- Linea Aspera/ Femur

104
Q

Biceps Femoris- I

A

Head/ Fibula

Lateral Condyle/ Tibia

105
Q

Biceps Femoris- A

A

Flexion of the Leg at the Knee Joint
Laterally Rotate the Leg (tibia)

Long Head:
Stabilize the Hip Joint
Help with extension of the Femur

106
Q

Biceps Femoris- NS

A

Sciatic Nerve- L4-S3

Gross Anatomy 1 PCC (5 decks)

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