14 Anatomical Spaces (Cubital Fossa)

Question 1

What are the borders of the cubital fossa?

Answer 1

Lateral border: brachioradialis

Medial border: pronator teres

Superior border: imaginary line between the lateral and medial epicondyles of the humerus

Floor: supinator and brachialis muscles

Roof: brachial fascia, bicipital aponeurosis, superficial fascia, skin

Question 2

What are the 5 contents of the cubital fossa?

Answer 2

Brachial artery (as it divides into radial and ulnar arteries)

deep accompanying veins of the brachial, radial and ulnar arteries

Median nerve

Radial nerve (dividing into deep and superficial branch)

Biceps brachii tendon

Question 3

What 4 components lie superficial to the cubital fossa?

Answer 3

Median cubital vein
Basilic vein
Cephalic vein

Medial and lateral antebrachial cutaneous nerves