Find out what you need to know about the brachial artery, as well as blood supply to the arm, forearm, ... They join a network of arteries around the elbow joint. Signs of Brachial Artery Disorders.

Brachial plexus palsy in children. ... Their elbow may be bent because of stiffness in the joint. They may even have trouble moving or controlling their shoulder, arm, wrist, or hand.

The brachial plexus is a system of nerves that begins in the upper spinal cord. ... Joint stiffness: Lack of shoulder, arm, and hand mobility may eventually lead to stiff joints.

The triceps also serve to stabilize the shoulder joint at the top of the humerus. ... The muscle is supplied with oxygen and nutrients by branches of the deep brachial artery.

Upper-arm weakness (paresis) or paralysis indicates peripheral-nerve damage to the brachial plexus, a network of lower cervical and upper thoracic spinal nerves supplying the arm, forearm, and ...

An ankle brachial index test, also known as an ABI test, is a procedure that can test the blood pressure in your extremities. An abnormal reading may be an indication of peripheral artery disease.