Arm
An arm was the upper extremity of a humanoid lifeform.

In 2153, MACO Corporal F. Hawkins' left arm was wounded by a Vulcan crewmember aboard the Seleya. Malcolm Reed later placed a bandage around it. ()

In 2367, Doctor Beverly Crusher initially suspected child abuse after examining Jono and finding evidence of prior serious injuries, two previously fractured ribs, a broken arm, and a low-grade concussion, as well as possible neurological impairment. ()

A  was a typical first aid treatment for a broken arm. (; ; )

An osteogenic stimulator can be used to treat a broken arm. ()

Riley Frazier had a prosthetic arm, produced by Orum. ()

Parts 
 Brachial artery
 Humerus
 Ulna

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Anatomy