Nerve and Blood supply of Lower Limb Flashcards Preview

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Flashcards in Nerve and Blood supply of Lower Limb Deck (17)
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1
Q

In the thigh what movements of the hip are produced by the muscles of the medial compartment?

A

Adduction

2
Q

What significant transition occurs at the inguinal ligament?

A

External Iliac artery -> Femoral artery

3
Q

Where would you palpate for the femoral artery?

A

At the femoral triangle just inferior to the inguinal ligament, midway between the ASIS and pubis symphasis

4
Q

What structures make up the borders of the femoral triangle and what travels through the triangle?

A

Lateral - Sartorius
Medial - Adductor longus
Superior - Inguinal ligament
Femoral sheath containing nerve/artery/vein (lateral to medial)

5
Q

Where is the adductor hiatus found and what significant transition occurs within it?

A

Found in Adductor magnus

Femoral artery becomes popliteal artery

6
Q

What are the spinal nerve origins of the femoral nerve?

A

L2-L4 (dorsal divisions)

7
Q

What are the spinal nerve origins of the obturator nerve?

A

L2-L4 (ventral divisions)

8
Q

What are the spinal nerve origins of the sciatic nerve?

A

L4-S3

9
Q

What are the spinal nerve origins of the inferior gluteal nerve?

A

L5-S2

10
Q

What are the spinal nerve origins of the superior gluteal nerve?

A

L4-S1

11
Q

The femoral nerve is motor to which compartment?

A

Anterior compartment of the thigh

12
Q

What does the obturator nerve travel though?

A

Obturator canal

13
Q

The obturator nerve is motor to which compartment?

A

Medial

14
Q

Which structures help form the greater sciatic foreman?

A

Sacrospinous ligament
Sacrotuberous ligament
Greater sciatic notch

15
Q

The sciatic nerve is made up of which two nerves and what are their root values?

A

Common peroneal - L4-S2

Tibeal - L4-S3

16
Q

In the thigh what does the tibeal nerve supply?

A

Hamstrings

17
Q

What landmark is used to locate the sciatic nerve?

A

Piriformis muscle