lec 12 superficial structures of anterior and medial thigh

Question 1

What are the anterior divisions of the femoral nerve called and where do they go (Dorsal fibers)

Answer 1

intermediate and medial femoral cutaneous nerves go to skin of anterior thigh
muscular branch of sartorius

Question 2

What does the posterior division of the femoral nerve innervate? (Dorsal fibers)

Answer 2

primarily muscular branches to anterior thigh muscles
Rectus femoris
Vastus medialis
Vastus lateralis
Vastus intermediate & articularis genus
**cutaneous branches to leg/foot and infrapatellar branch (saphenous nerve)
Articular branches to hip and knee joints
*a small branch may innervate pectineus and arise in the abdomen or proximal thigh

Question 3

What does the anterior division of the obturator nerve innervate? (Ventral fibers)

Answer 3

Articular branch to hip joint
Muscular branches to pectinius 
adductor longus
Adductor brevis
gracilis

Cutaneous branch to skin on lower, medial side of thigh

Question 4

What does the posterior division of the obturator nerve innervate? (Ventral fibers)

Answer 4

Articular branch to knee joint

Muscular branches to: adductor Magnus
Adductor brevis
Obturator externus (or branch from obturator nerve trunk)

Question 5

What does the great saphenous vein drain into?

Answer 5

femoral vein

Question 6

What are the femoral vein tributaries?

Answer 6

Accessory saphenous
Lateral accessory saphenous
Small saphenous
Great saphenous

Question 7

Where can the superficial Inguinal nodes be found?

Answer 7

near the saphenous hiatus

Question 8

What are the two types of superficial Inguinal lymph nodes?

Answer 8

Proximal and distal

Question 9

What things run through the femoral canal?

Answer 9

femoral nerve 
artery 
vein
femoral canal empty space
lacunar ligament