The posterior cutaneous nerve of arm (internal cutaneous branch of musculospiral, posterior brachial cutaneous nerve) is a branch of the radial nerve that provides sensory innervation for much of the skin on the back of the arm.
33+ Nerve Anatomy Of Upper Arm. This nerve provides signals to muscles that help raise the arm. In the upper arm the radial nerve wraps around the back side of the humerus bone.
Surgical Anatomy Of Upper Limb Nerves And Plexus from image.slidesharecdn.com
The radial, ulnar, and median. Teespring is the free and easy way to bring your ideas to life. • because fibers from different nerve roots come together and then split apart in the plexus.
It travels deep around the shoulder.
Peripheral nerve supply to the muscles in the lower. Nerve entrapment of the upper extremity is a common and well documented issue. It also has a sensory branch which supplies the lateral aspect of the forearm. Muscles of the anterior compartment of the all 3 muscles are innervated by the musculocutaneous nerve and supplied by the brachial artery.
