THE ARM, FORE-ARM AND HAND

The arm, forearm, and hand are the three components of the upper extremity.

The arm is the region between the shoulder and the elbow, while the forearm is the region between the elbow and the wrist.

The hand is the region at the end of the forearm, and it contains the fingers and thumb.

Questions

• What are the bones of the arm, forearm, and hand?
• What are the muscles of the arm, forearm, and hand?
• What are the nerves of the arm, forearm, and hand?
• What are the blood vessels of the arm, forearm, and hand?

Answers

• The bones of the arm are the humerus, radius, and ulna.
• The muscles of the arm are the biceps brachii, triceps brachii, brachialis, and brachioradialis.
• The nerves of the arm are the brachial plexus and the radial nerve.
• The blood vessels of the arm are the brachial artery and the axillary vein.