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Anatomy > Gluteal & Thigh Muscles > Flashcards

Gluteal & Thigh Muscles Flashcards

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1
Q

Iliacus attachments

A

Iliac fossa, iliac crest, sacral ala, sacroiliac lig.

Lesser trochanter of femur

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2
Q

Iliacus actions

A

Flexes

Stabilizes hip joint

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3
Q

Iliacus innervation

A

Femoral nerve (L2-4)

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4
Q

Psoas major attachments

A

Anterior transverse processes, vertebral bodies and discs T12-L5
Lesser trochanter of femur

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5
Q

Psoas major actions

A

Flexes and stabilizes hip joint

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6
Q

Psoas major innervation

A

Ventral rami (L1-L4)

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7
Q

Rectus femoris attachments

A

Anterior inferior iliac spine and groove superior to acetabulum
Base of patella

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8
Q

Rectus femoris actions

A

Flexes hip

Extends knee

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9
Q

Rectus femoris innervation

A

Femoral nerve (L2-4)

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10
Q

Sartorius attachments

A

Anterior superior iliac spine

Medial aspect of proximal tibia

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11
Q

Sartorius actions

A

Flexes, abducts, laterally rotates hip

Flexes, assists in medial rotation of knee

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12
Q

Sartorius innervation

A

Femoral nerve (L2-3)

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13
Q

Tensor fasciae latae attachments

A 
Anterior superior iliac spine and external lip iliac crest 
Iliotibial tract (IT-Band)
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14
Q

Tensor fasciae latae actions

A

Abducts, flexes, medically rotates hip

Assists in maintaining knee extension

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15
Q

Tensor fasciae latae innervation

A

Superior gluteal nerve (L4-S1)

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16
Q

Vastus intermedius attachments

A

Anterior aspect of proximal 2/3 femoral shaft

Lateral boarder of patella

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17
Q

Vastus intermedius actions

A

Extends knee

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18
Q

Vastus intermedius innervation

A

Femoral nerve (L2-4)

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19
Q

Vastus lateralis attachments

A

Intertrochanteric line, greater trochanter, gluteal tuberosity & linea aspera
Base of lateral boarder of patella

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20
Q

Vastus lateralis action

A

Extends knee

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21
Q

Vastus lateralis innervation

A

Femoral nerve (L2-4)

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22
Q

Vastus medialis attachments

A

Intertrochanteric line, spiral line, linea aspera & medial supracondylar line
Base & medial boarder of patella

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23
Q

Vastus medialis action

A

Extends led

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24
Q

Vastus medialis innervation

A

Femoral nerve (L2-4)

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25
Articularis genu attachments
Distal anterior shaft of femur | Proximal portion of synovial membrane of knee joint
26
Articularis genu action
Pulls articular capsule proximally
27
Articularis genu innervation
Femoral nerve (L2-4)
28
Adductor brevis attachments
Inferior pubic ramus | Distal 2/3 pectineal line &medial lip linea aspera
29
Adductor brevis action
Abducts | Flex hip
30
Adductor brevis innervation
Obturator n. (L2-4)
31
Adductor longus attachments
Pubic crest | Medial lip linea aspera
32
Adductor longus action
Abducts, medially rotates, flex hip
33
Adductor longus innervation
Obturator n. (L2-4)
34
Adductor magnus (adductor part) attachments
Inferior pubic ramus, ischial ramus & tuberosity | Gluteal tuberosity, linea aspera
35
Adductor magnus (HS part) attachment
Medial supracondylar ridge & adductor tubercle | Femur
36
Adductor magnus (adductor part) action
Abducts | Flexes hip
37
Adductor magnus (HS part) action
Extends hip
38
Adductor magnus (adductor part) innervation
Obturator n. (L2-4)
39
Adductor magnus (HS part) innervation
Tibial division of sciatic n. (L4-S1)
40
Gracilis attachments
Body of pubis & inferior pubic ramus | Medial surface of tibia (distal to condyle, proximal to insertion of semitendinosus, lateral to insertion of sartorius)
41
Gracilis action
Flexes, medially rotates knee | Adducts hip
42
Gracilis innervation
Obturator n. (L2-4)
43
Pectineus attachments
Superior pubic ramus | Femur (between the lesser trochanter & linea aspera)
44
Pectineus action
Adducts | Flexes hip
45
Pectineus innervation
Femoral n. & obturator n. (L2-4)
46
Obturator externus attachments
Rami of pubis and ischium & obturator membrane | Trochanteric fossa
47
Obturator externus actions
Laterally rotates hip
48
Obturator externus innervation
Obturator n. (L3-4)
49
Superior gemellus attachments
External surface of spine of ischium via obturator interns tendon Greater trochanter
50
Superior gemellus action
Laterally rotates hip
51
Superior gemellus innervation
Sacral plexus (L5-S2)
52
Inferior gemellus attachments
Proximal ischial tuberosity via obturator interns tendon | Greater trochanter
53
Inferior gemellus action
Laterally rotates hip
54
Inferior gemellus innervation
Sacral plexus (L4-S1)
55
Gluteus Maximus attachments
Aponeurosis of erector spinae, sacrum, sarotuberous lig. & posterior gluteal line (innominate) Greater trochanter, gluteal tuberosity of femur, iliotibial tack
56
Gluteus Maximus action
Extends, laterally rotates hip
57
Gluteus Maximus innervation
Inferior gluteal n. (L5-S2)
58
Gluteus medius attach
External iliac surface | Oblique ridge on lateral aspect of greater trochanter & gluteal aponeurosis
59
Gluteus medius action
Abducts & medially rotates hip | Keeps pelvis level when opposite leg is raised
60
Gluteus medius innervation
Superior gluteal n. (L4-S1)
61
Gluteus minimis attachments
External iliac surface and margin of greater sciatic notch | Anterolateral aspect of greater trochanter
62
Gluteus minimis innervation
Superior gluteal n. (L4-S1)
63
Gluteus minimis action
Abducts & medially rotates hip | Keeps pelvis level when opposite leg is raised
64
Obturator interus attachments
Anterolateral wall of pelvis & obturator membrane | Medial surface of the greater trochanter
65
Obturator internus action
Laterally rotates hip
66
Obturator internus innervation
Nerve to the obturator internus (from sacral plexus) (L5-S2)
67
Piriformis attachments
Anterolateral sacrum & posterior inferior iliac spine | Upper boarder of greater trochanter
68
Piriformis action
Abducts | Laterally rotates hip
69
Piriformis innervation
Nerve to piriformis (S1-2)
70
Quadratus femoris attachment
Ischial tuberosity | Quadrate tubercle of femur
71
Quadratus femoris action
Laterally rotates hip
72
Quadratus femoris innervation
Nerve to quadratus femoris (from sacral plexus) (L4-S1)
73
Biceps femoris attachments
Long head: ischial tuberosity & sacrotuberous lig. to lateral side fibular head Short head: lateral lip is linea aspera & lateral supracondylar line to lat. fibular head
74
Biceps femoris action
Flexes & laterally rotates knee | Long head- extends hip
75
Biceps femoris innervation
Long head: tibial division of sciatic n. (L5-S2) | Short head: fibular division of sciatic n. (L5-S2)
76
Semimembranosus attachments
Ischial tuberosity | Posterior aspect of medial tibial condyle
77
Semimembranosus actions
Extends hip | Flexes & medially rotates knee
78
Semimembranosus innervation
Tibial division of sciatic n. (L4-S2)
79
Semitendinosus attachment
Ischial tuberosity | Proximal medial tibia
80
Semitendinosus action
Extends hip | Flexes & medially rotates knee
81
Semitendinosus innervation
Tibial division of sciatic n. (L4-S2)

Anatomy (11 decks)

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