45+ Arm And Hand Muscle Diagram Background. The muscles of the upper arm are responsible for the flexion and extension of the forearm at the elbow joint. Anatomy of the muscles of the arm and the hand.
Intrinsic hand muscles are wholly located within the hand; Flexion of the forearm is achieved by a group of most of the muscles that move the wrist, hand, and fingers are located in the forearm. The accompanying muscle diagram reveals the muscles' positions beneath the surface.
Exercises often alternate between pushing and pulling movements to allow their specific supporting muscles.
In these diagrams, the brachioradialis muscle is indicated. This module is a comprehensive and affordable learning tool for medical students and residents and especially for rheumatologists, orthopedic surgeons and radiologists. Extrinsic finger muscles have their origin (proximal attachment) outside of the hand, in the forearm or arm. Just click on a figure to open a detailed view.