Hip and Pelvis Flashcards

1
Q

Origin of Psoas Major

A

anterolateral surface of bodies and TPs of T12-L5 and intervertebral discs

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2
Q

Insertion of psoas major

A

LT? lateral trochanter of femur

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3
Q

Innervation of psoas major

A

Branches from lumbar

Plexus

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4
Q

Origin of Iliacus

A

Iliac fossa

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5
Q

Insertion of iliacus

A

LT of femur

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6
Q

Action of iliacus

A

Flexes the hip laterally rotate the thigh

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7
Q

Innervation of iliacus

A

femoral nerve

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8
Q

Iliopsoas action

A

primary flexor of the hip

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9
Q

Origin of Tensor Fascia Latae

A

Anteriolateral aspect of iliac crest & ASIS

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10
Q

Insertion of Tensor Fascia Latae

A

1/3 of the way down the ITB

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11
Q

Action of the Tensor Fascia Latae

A

Flex, medially rotate, abduction with glute max

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12
Q

Innervation of the Tensor Fascia Latae

A

Superior Gluteal Nerve

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13
Q

Origin of the Rectus Femoris

A

Anterior Inferior Iliac Spine

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14
Q

Insertion of the rectus femoris

A

Common insertion with vastus muscles – tibial tuberosity via patellar ligament and Patella via quadriceps tendon

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15
Q

Action of the rectus femoris

A

Extend leg at knee joint; RF also crosses hip – flexes thigh at hip

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16
Q

Innervation of the rectus femoris

A

femoral nerve

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17
Q

Origin of the vastus lateralis

A

lateral lip of linea aspera, gluteal tuberosity and intertrochanteric line

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18
Q

Origin of the vastus intermedius

A

Anterior and lateral aspects of the femur shaft and lateral lip of linea aspera

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19
Q

Origin of the vastus medialis

A

medial lip of Linea aspera, intertrochanteric line, supracondylar line of femur

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20
Q

Insertion of the vastus muscles

A

Tibial tuberosity via patellar ligament and Patella via quadriceps tendon

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21
Q

Action of the vastus muscles

A

Extend leg at knee joint

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22
Q

Innervation of the vastus muscles

A

femoral nerve

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23
Q

Quadriceps muscles

A

Rectus femoris, vastus medialis, vastus intermedius, vastus lateralis

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24
Q

Origin of the long head of the Biceps Femoris

A

Ischial tuberosity and sacrotuberous ligament

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25
Insertion of the biceps femoris
Head of fibula and lateral condyle of tibia
26
Action of the biceps femoris
Extension at hip and flexion at the knee, Laterally rotate leg at the knee
27
Innervation of the biceps femoris
Sciatic n (tibial and common peroneal n)
28
Origin of the short head of the biceps femoris
Linea aspera and upper lateral supracondylar line of femur
29
Origin of the semimembranous
Ischial tuberosity
30
Insertion of the semimembranous
Posterior aspect of | medial condyle of tibia
31
Action of the semimembranous
Extends hip and flexes knee, medially rotates leg at the knee
32
Innervation of the semimembranous
sciatic (tibial nerve)
33
Origin of the semitendinosus
Ischial tuberosity
34
Insertion of the semitendinosus
Proximal part of antero-medial shaft of tibia over Pes Anserine Bursae
35
Action of the semitendinosus
Extends hip and flexes knee, medially rotates leg at the knee
36
Innervation of the semitendinosus
sciatic (tibial nerve)
37
Hamstring muscles
Semitendinosus, Semimembranosus, Biceps Femoris
38
Origin of the Gluteus Maximus
Posterior Iliac crest, posterior to post. gluteal line, posterior sacrum and coccyx, thoracolumbar fascia, sacrotuberous ligament
39
Insertion of the Gluteus Maximus
ITB & gluteal tuberosity of femur
40
Action of the gluteus Maximus
Extend, laterally rotate thigh at hip; upper and lower parts abduct and adduct respectively
41
Innervation of the gluteus Maximus
Inferior Gluteal nerve
42
Origin of the gluteus medius
ilium inferior to iliac crest and between anterior and posterior gluteal lines
43
Insertion of the gluteus medius
Supero-lateral aspect of GT
44
Action of the gluteus medius
Abduct,; Internally rotate; anterior fibres flex; post fibres extend and laterally rotate; Horizontal abduction in flexion (not in text)
45
Innervation of the gluteus medius
Superior Gluteal n
46
Origin of the gluteus minimus
Ilium between anterior and inferior gluteal lines
47
Insertion of the gluteus minimus
Antero-lateral border of GT
48
Action of the gluteus minimus
Abduct,; Internally rotate; anterior fibres flex; post fibres extend and laterally rotate; Horizontal abduction in flexion (not in text)
49
Innervation of the gluteus minimus
superior gluteal nerve
50
Origin of the Piriformis
Anteriolateral surface of sacrum
51
Insertion of the piriformis
Supero-medial surface of GT
52
Action of the piriformis
Laterally rotates thigh at hip, extends thigh at hip; when in hip flexion it medially rotates thigh at the hip and horizontally extends (abducts) hip
53
Innervation of the piriformis
Nerve to piriformis from lumbosacral plexus
54
Origin of the pectineus
Pectineal line of pubis (superior ramus)
55
Insertion of the pectineus
Inferior to LT (pectineal line of femur)
56
Action of the pectineus
Adduction, Flexion, medial rotation of thigh at hip
57
Innervation of the pectineus
femoral nerve
58
Origin of the Adductor Brevis
Pubic ramus
59
Insertion of the Adductor Brevis
Proximal 1/3 linea | aspera of femur
60
Action of the Adductor Brevis
Adduction, medial rotation and flexion of the thigh at the hip
61
Innervation of the adductor brevis
Obturator n
62
Origin of the adductor longus
Pubic ramus
63
Insertion of the adductor longus
Middle 1/4 linea | aspera of femur
64
Action of the adductor longus
Adduction, medial rotation flexion of thigh at the hip
65
Innervation of the adductor longus
Obturator nerve
66
Origin of the adductor Magnus
2 bellies-pubic and ishcial ramus; ischial tuberosity
67
Insertion of the Adductor Magnus
Gluteal tuberosity, linea aspera, supra condylar line and adductor tubercle of femur
68
Action of the Adductor Magnus
Adduction, Extension, Flexion, Med Rotation
69
Innervation of the Adductor Magnus
Obturator and Sciatic n
70
Origin of the Gracilis
Anterior body and inferior ramus of pubis
71
Insertion of the Gracilis
proximal antero-medial surface of tibia over pes anserine bursae
72
Action of the Gracilis
Adduction, flexion of hip (controversary), and flexion at the knee joint
73
Innervation of the Gracilis
Obturator nerve