Femoral Triangle

Question 1

What structures pass through the greater sciatic foramen

Answer 1

Sciatic and gluteal nerves and vessels

Question 2

What structures pass via the subinguinal space

Answer 2

Femoral nerve and vessels

Question 3

What structures pass through the obturator canal

Answer 3

Obturator nerve and vessels

Question 4

What is the root value of the femoral nerve and what area of the body does it supply

Answer 4

L2, 3 and 4; the anterior thigh

Question 5

What is the root value of the obturator nerve and what area of the body does it supply

Answer 5

L2, 3 and 4; the medial thigh

Question 6

What is the root value of the sciatic nerve and what area of the body does it supply

Answer 6

L4, 5 and S1-S3; the posterior thigh, the leg and foot

Question 7

Name the 2 superficial veins of the lower limb

Answer 7

1. Great saphenous vein

2. Short saphenous vein

Question 8

Where do the superficial veins of the lower limb drain into

Answer 8

Great = femoral vein in the upper medial thigh
Short = popliteal veins posterior to the knee

Question 9

What nodes drain the majority of the lower limb

Answer 9

The vertical group of the superficial inguinal nodes

Question 10

Name the thickened fascia of the thigh region

Answer 10

Fasciae latae

Question 11

Name the deep fascia surrounding muscles of the leg

Answer 11

Crural fascia

Question 12

Name the fascia that is designed to help stabilise the knee joint

Answer 12

Iliotibial tract

Question 13

What is the iliotibial tract

Answer 13

It is a thickened section of fascia that is continuous with the lateral fasciae latae of the thigh

Question 14

What is the femoral triangle

Answer 14

A small deficit in the fasciae latae of the upper anterior thigh that allows the great saphenous vein to drain into the femoral vein

Question 15

What fascia covers the femoral triangle

Answer 15

Cribriform fascia

Question 16

Name the 3 different boundaries of the femoral triangle

Answer 16

Superior = inguinal ligament
Lateral = Sartorius
Medial = Adductor longus

Question 17

What structures form the floor of the femoral triangle

Answer 17

Iliopsoas and pectineus

Question 18

Name the contents of the femoral triangle (from lateral to medial)

Answer 18

1. Femoral nerve
2. Femoral artery
3. Femoral vein
4. Lymphatics

Question 19

Name the fascia that surrounds the vascular structures of the femoral triangle

Answer 19

The femoral sheath

Question 20

What is the femoral fascia continuous with

Answer 20

The transversalis and iliopsoas fascia

Question 21

Where is the femoral canal located

Answer 21

It is a potential space that is located medially within the femoral sheath

Question 22

What does the femoral canal contain

Answer 22

It contains fat and lymphatics