Supraspinatus-infraspinatus- Muscle

Infraspinatus Muscle: Origin, Insertion, Nerve Supply & Action

Infraspinatus Muscle: The infraspinatus muscle is a thick triangular muscle, which occupies the most part of the infraspinatus fossa. It is one of the four muscles of the rotator cuff, the main function of the[...]

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Teres Major Muscle

Teres Major Muscle: Origin, Insertion, Nerve Supply & Action

Teres Major: The teres major is a muscle of the upper limb. The teres major attaches to the scapula and the humerus. It is a thick but marginally flattened muscle. The teres major is situated[...]

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Coracobrachialis

Coracobrachialis: Origin, Insertion, Nerve Supply & Action

Coracobrachialis: The coracobrachialis muscle is the smallest of the three muscles that attach to the coracoid process of the scapula. The coracobrachialis is situated at the upper and medial part of the arm. The coracobrachialis[...]

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Brachialis

Brachialis: Origin, Insertion, Nerve Supply & Action

Brachialis: The brachialis is a muscle in the upper arm that flexes elbow joint. It lies deeper in the biceps brachii and a synergist action that assists the biceps brachii in flexing at the elbow.[...]

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biceps brachii muscle

Biceps Brachii: Origin, Insertion, Nerve supply & Action

Biceps Brachii: Biceps Brachii is a two-headed muscle. The majority of the muscle mass is located anteriorly to the humerus, it has no annexation(attachment) to the bone itself. The tendon of biceps brachii enters the[...]

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triceps muscle

Triceps Brachii: Origin, Insertion, Nerve Supply & Action

Triceps Brachii: The triceps brachii muscle “three-headed muscle of the arm” is the large muscle on the Posterior Compartment of the upper limb. Triceps Brachii muscle is principally responsible for extension of the elbow joint.[...]

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Arm Muscles

Arm Muscles: Origin, Insertion, Nerve supply & Action

The upper arm is between the shoulder and elbow joint. It contains four muscles in two compartments- Anterior compartment Posterior compartment

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heart chamber

Heart Anatomy : Cardiac Chamber,Arterial Supply & Function

Heart Anatomy: The heart is a muscular organ that pumps blood into the blood vessels of the circulatory system.Blood provides the body with oxygen and nutrients, as well as aids in the removal of metabolic[...]

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