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The upper arm is primarily composed of skeletal muscle. Specifically, muscles such as the biceps brachii and triceps brachii are responsible for movement and stability in the upper arm. These muscles are attached to the bones by tendons and are under voluntary control.
Eccentric Flexors and Concentric Flexors
There is not a single muscle that rotates the upper arm. The name of the muscle that contributes in rotation of the upper arm is deltoid muscle.
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The brachialis is a muscle in the upper arm that flexes the elbow joint.
What are the tendon in your arm?
no
Neurological problems associated with incontinentia pigmenti include cerebral atrophy, leading to poor muscle control and weakness. Mental retardation and seizures are also similarly present.
where you bored when you posted this question or have you pop you muscle in you left arm
Deltoid
Biceps or triceps
which shoulder muscle allows you to adduct your arm