Week 3 - The Cubital Fossa

Question 0

What forms the medial border of the cubital fossa?

Answer 0

Lateral border of pronator teres

Question 1

What is the superior border of the cubital fossa?

Answer 1

The imaginary line between the medial and lateral epicondyles of the humerus

Question 2

What forms the lateral border of the cubital fossa?

Answer 2

The medial border of brachioradialis

Question 3

What makes up the roof of the cubital fossa? How is this clinically significant?

Answer 3

Skin and fascia
The bicipital aponeurosis
The median cubital vein - used for venepuncture

Question 4

What makes up the floor of the cubital fossa?

Answer 4

Proximally, the brachialis

Distally, the supinator

Question 5

What are the contents are the cubital fossa?

List them medially to laterally

Answer 5

"Really Need Beer To Be At My Nicest"
Radial Nerve
Biceps Tendon
Brachial Artery
Median Nerve (surprisingly the most lateral!)

Question 6

Where can the brachial artery be palpated?

Answer 6

Immediately medially to the biceps tendon, in the cubital fossa

Question 7

What is significant about the brachial artery in the cubital fossa?

Answer 7

It bifurcates into the radial and ulnar arteries

Question 8

Describe the course of the median nerve upon leaving the cubital fossa

Answer 8

Leaves between the two heads of pronator teres