Lecture 18

Question 1

What are the regional features of the brachial artery?

Answer 1

Runs down medial side of humerus.
Ends up directly between the two epicondyles.
The radial nerve and profunda brachial artery spiral around the back of the humerus and anastomose.

Question 2

What are the regional features of the radial artery?

Answer 2

Tucks under the cover of the brachioradialis down the lateral/radial side of the forearm.
Pierces supinator to go to the posterior side of arm.
Runs through the anatomical snuffbox.

Question 3

What are the regional features of the ulnar artery?

Answer 3

Crosses to the medial/ulnar side.
Tucks under FCU.
Doesn’t go under the flexor retinaculum.

Question 4

What are the arteries of the hand?

Answer 4

At the level of the outstretched thumb.
To get to the superficial layers completes the superficial palmar arch.
Supplies digital arteries.
Hockey stick or completed by a deep palmar arch which is part of the radial artery.

Question 5

What are the superficial veins?

Answer 5

Always visible in superficial fascia.
Basilic (medial) - basilic vein and brachial veins -> axillary vein, only goes half way up.
Cephalic (lateral) - deltopectoral groove, clavipectoral fascia, axillary vein.
Dorsal venous arch – bulk of blood from hand, pressure of gripping.
Median cubital vein (palmar side)