Popliteal Fossa

Question 1

What is the popliteal fossa?

Answer 1

A diamond-shaped depression on posterior of the knee

Question 2

What forms the superior medial border of the popliteal fossa?

Answer 2

Semimembranosus

Question 3

What forms the superior lateral border of the popliteal fossa?

Answer 3

Biceps femoris

Question 4

What forms the inferior medial border of the popliteal fossa?

Answer 4

Gastrocnemius (medial head)

Question 5

What forms the inferior lateral border of the popliteal fossa?

Answer 5

Gastrocnemius (lateral head)

Question 6

What forms the floor of the popliteal fossa?

Answer 6

Knee joint capsule

Question 7

What forms the roof of the popliteal fascia?

Answer 7

Popliteal fascia

Question 8

What are the contents of the popliteal fossa (medial -> lateral)?

Answer 8

Popliteal artery, popliteal vein, tibial nerve and common peroneal nerve

Question 9

What is a bakers cyst?

Answer 9

Inflammation and swelling of the Semimembranosus bursa that fills the popliteal fossa, associated with rheumatoid/osteo-arthritis

Question 10

What is a common consequence of popliteal aneurysm?

Answer 10

Impingement of tibial nerve and inability to plantarflex or flex toes