Upper Arm Muscle Anatomy

Your arm especially your forearm and wrist is a common area for this. Skip to main content.

Muscular Function And Anatomy Of The Arms Major Muscle Groups

It contains four muscles three in the anterior compartment biceps brachii brachialis coracobrachialis and one in the posterior compartment triceps brachii.

Upper arm muscle anatomy. Learn this topic now at kenhub. Anatomists refer to the upper arm as just the arm or the brachium. The muscles of the upper arm are split into anterior and posterior compartments.

Several of the muscles in your upper arm are connected to your shoulder. The upper arm is located between the shoulder joint and elbow joint. Tutorial covers the muscles of the anterior and posterior compartment of the upper arm and talks about nerve supply and actions of these muscles.

The posterior compartment of the upper arm is the extensor compartment because it extends the forearm. The lower arm is the forearm or antebrachium there are three muscles on the upper arm that are parallel to the long axis of the humerus the biceps brachii the brachialis and the triceps brachii. Sometimes your muscles bones or tendons put too much pressure on nearby nerves.

This article covers the anatomy of the biceps brachii muscle its origins and insertions innervation and functions. The anterior compartment is the flexor compartment because these muscles flex the forearm. Overview of the muscles of the upper arm and shoulder blade.

This article covers the anatomy of the brachialis muscle including innervation origins insertions and functions. This is known as nerve compression or a pinched nerve.

Arm Vertebrate Anatomy Britannica