Neurovasculature of elbow and forearm

This tutorial covers the neurovascular anatomy of the forearm, focusing on the arteries, veins, and nerves. It begins with an overview of the structures, followed by detailed discussions on the common, anterior, and posterior interosseous arteries, as well as the radial recurrent artery. The tutorial then explains the basilic, cephalic, and median cubital veins, highlighting their roles in venous blood flow. Finally, it describes the lateral, medial, and posterior cutaneous nerves, along with the superficial branch of the radial nerve, emphasizing their sensory and motor functions.

Which of the following structures is NOT part of the neurovascular nature of the forearm?

• Femoral artery

• Common interosseous artery

• Basilic vein

• Lateral cutaneous nerve

What is the primary function of the common interosseous artery?

• Connect the cephalic and basilic veins

• Run dorsally between the radius and ulna

• Supply blood to the hand

• Drain blood from the forearm

The anterior interosseous artery is accompanied by which nerve?

• Radial nerve

• Ulnar nerve

• Anterior interosseous nerve

• Median nerve

Which artery forms an anastomosis with the deep brachial artery?

• Anterior interosseous artery

• Radial recurrent artery

• Posterior interosseous artery

• Common interosseous artery

Which vein is commonly used for blood drawing in the forearm?

• Basilic vein

• Cephalic vein

• Radial vein

• Median cubital vein

Where does the basilic vein drain?

• Into the ulnar vein

• Into the cephalic vein

• Into the axillary vein

• Into the radial vein

The lateral cutaneous nerve of the forearm is a branch of which nerve?

• Median nerve

• Musculocutaneous nerve

• Ulnar nerve

• Radial nerve

What is the origin of the medial cutaneous nerve of the forearm?

• Lateral cord of the brachial plexus

• Medial cord of the brachial plexus

• Posterior cord of the brachial plexus

• Anterior cord of the brachial plexus

The posterior cutaneous nerve of the forearm arises from which nerve?

• Ulnar nerve

• Radial nerve

• Musculocutaneous nerve

• Median nerve

Which nerve supplies the skin of the radial side of the thumb?

• Superficial branch of the radial nerve

• Medial cutaneous nerve

• Posterior cutaneous nerve

• Lateral cutaneous nerve