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GROSS ANATOMY 2 > Anterior and Medial Thigh > Flashcards

Anterior and Medial Thigh Flashcards

(60 cards)

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1
Q

What is the function of the anterior compartment of the thigh?

A
  • Flex hip
  • Extend knee
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2
Q

What is the function of the medial compartment of the thigh?

A

Adduct hip

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3
Q

What is the function of the posterior compartment of the thigh?

A
  • Extend hip
  • Flex knee
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4
Q

Identify the features of the femur.

A
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5
Q

What is this muscle?

A

Iliacus

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6
Q

What is the origin of the iliacus?

A
  • Iliac crest
  • Iliac fossa
  • Ala of sacrum
  • Anterior sacroiliac ligament
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7
Q

What is the insertion of the iliacus?

A
  • Psoas tendon
  • Lesser trochanter of femur
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8
Q

What innervates the iliacus?

A

Femoral nerve (L2,3)

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9
Q

What is the function of the iliacus?

A

Hip flexion

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10
Q

What is this muscle?

A

Psoas major

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11
Q

What is the origin of the psoas major?

A
  • T12-L5 IV discs
  • Lumbar transverse processes
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12
Q

What is the insertion of the psoas major?

A

Lesser trochanter of femur

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13
Q

What innervates the psoas major?

A

Anterior rami L1-3

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14
Q

What is the function of the psoas major?

A

Hip flexion

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15
Q

What is this muscle?

A

Pectineus

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16
Q

What is the origin of the pectineus?

A

Superior ramus of pubis

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17
Q

What is the insertion of the pectineus?

A

Pectineal line of femur

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18
Q

What is the innervation of the pectineus?

A

Femoral nerve (L2,3)

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19
Q

What is the function of the pectineus?

A
  • Adduct and flex hip
  • Assist with medial rotation
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20
Q

What is this muscle?

A

Sartorius

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21
Q

What is the origin of the sartorius

A

Anterior superior iliac spine

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22
Q

What is the insertion of the sartorius?

A

Superior part of medial surface of tibia

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23
Q

What innervates the sartorius?

A

Femoral nerve (L2,3)

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24
Q

What is the function of sartorius?

A
  • Flex, abduct, and laterally rotate hip
  • Flex knee
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25
What are these muscles?
26
What is the common insertion of the quadriceps?
- Quadriceps tendon - Tibial tuberosity via patellar ligament
27
What is the origin of the rectus femoris?
- AIIS - Ilium above acetabulum
28
What is the origin of the vastus lateralis?
- Greater trochanter of femur - Lateral linea aspera
29
What is the origin of the vastus medialis?
- Intertrochanteric line - Medial linea aspera
30
What is the origin of the vastus intermedius?
Anterior and lateral shaft of femur
31
What is the innervation of the quadriceps muscles?
Femoral nerve (L2,3,4)
32
What is the function of the quadriceps?
- Knee extension - Rectus femoris flexes hip
33
What is this muscle?
Gracilis
34
What is the origin of the gracilis?
Body and inferior ramus of pubis
35
What is the insertion of the gracilis?
Superior medial surface of tibia
36
What is the innervation of the gracilis?
Obturator nerve (L2,3)
37
What is the function of the gracilis?
- Adducts hip - Flexes knee
38
What is this muscle?
Adductor longus
39
What is the origin of the adductor longus?
Body of pubis
40
What is the insertion of the adductor longus?
Middle 1/3 linea aspera
41
What is the innervation of the adductor longus?
Obturator nerve (L2-4)
42
What is the function of the adductor longus?
Adducts thigh
43
What is this muscle?
Adductor brevis
44
What is the origin of the adductor brevis
Body and inferior ramus of pubis
45
What is the insertion of the adductor brevis?
- Pectineal line - Proximal linea aspera
46
What innervates the adductor brevis?
Obturator nerve (L2-4)
47
What is the function of the adductor brevis?
Adducts thigh
48
What is this muscle?
Adductor magnus
49
What is the origin of the adductor magnus?
- Ischiopubic ramus - Ischial tuberosity
50
What is the insertion of the adductor magnus?
- Linea aspera - Medial supracondylar line - Adductor tubercle
51
What is the innervation of the adductor magnus?
Obturator nerve (hamstring part = tibial division of sciatic nerve)
52
What is the function of adductor magnus
Adducts thigh
53
What is this muscle?
Obturator externus
54
What is the origin of the obturator externus?
- Margin of obturator foramen - Obturator membrane
55
What is the insertion of the obturator externus?
Trochanteric fossa
56
What is the innervation of the obturator externus?
Obturator nerve (L3,4)
57
What is the function of the obturator externus?
Laterally rotates thigh
58
What are the boundaries of the adductor canal?
- Sartorius - Vastus medialis - Adductor longus
59
What passes through the adductor hiatus to reach the popliteal fossa?
Femoral vessels
60
What passes between the sartorius and gracilis?
Saphenous nerve

GROSS ANATOMY 2 (19 decks)

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