Lower Limb Cutaneous Nerves, Veins, and Lymphatics

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Where does lateral femoral cutaneous nerve arise?

lumbar plexus. L2-L3

What does the lateral femoral cutaneous nerve innervate?

skin on the anterior and lateral aspects of the thigh

What do the clunial nerves innervate?

skin of the gluteal region

Where does the posterior femoral cutaneous nerve

sacral plexus (S1-S3)

What foramen does the posterior femoral cutaneous nerve pass through

greater sciatic foramen below piriformis.

What does the posterior femoral cutaneous nerve innervate?

skin of the buttock, thigh, and calf

What nerve does the saphenous nerve arise from?

femoral nerve in femoral triangle

What does the saphenous nerve innervate?

skin on the medial side of the leg and foot.

During surgery of varicose veins, what nerve is vulnerable to injury

saphenous nerve

What nerve does the lateral sural cutaneous nerve arise from?

common peroneal nerve

What does the lateral sural cutaneous nerve innervate?

skin on the posterolateral side of the leg

What nerve does the medial sural cutaneous nerve arise from?

tibial nerve

What does the medial sural cutaneous nerve innervate?

skin on back of leg, lateral side of ankle, heel, and foot

What does the sural nerve innervate?

skin on back of leg and lateral side of ankle, heel, and foot

What does the superficial peroneal nerve innervate?

skin on the lateral side of the lower leg and dorsum

What does the superficial peroneal nerve divide into?

medial dorsal cutaneous nerve and intermediate dorsal cutaneous nerve

What does the deep eproneal nerve innervate?

anterior muscles of leg and foot and skin of contiguous sides of 1st and 2nd toes

Where does the great saphenous vein begin?

dorsal venous arch

What opening does the great saphenous vein pass through?

saphenous opening

What veins does the great saphenous vein receive?

external pudendal
superficial epigastric
superficial circumflex ilia
lateral femoral cutaneous
accessory saphenous veins

What vein is commonly used for coronary artery bypass surgery?

greater saphenous vein

Where does the small saphenous vein begin?

lateral end of the dorsal venous arch

What nerve does the saphenous vein accompany?

sural nerve

What vein does the small saphenous vein terminate in?

lateral end of dorsal venous arch

What is thrombophlebitis

venous inflammation with thrombus formation in the superficial veins in the lower limb

Where does varicose veins develop?

superficial veins of lower limb

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