Anatomy Of The Arm And Shoulder Muscles

Muscles of the upper arm and the shoulder blade. It specifically focuses on bones muscles including attachments innervation functions arteries veins and nerves.

Muscles Arm Anatomy Labeled Diagram Stock Illustration 147941741

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

Anatomy of the arm and shoulder muscles. Muscles of the shoulder and arm learn with flashcards games and more for free. Tackle it to cement and master the anatomy of the arm and shoulder. The anterior part flexes and medially rotates the humerus.

The shoulder joint is formed where the humerus upper arm bone fits into the scapula shoulder blade like a ball and socket. Overview of the muscles of the upper arm and shoulder blade. It stabilizes the shoulder and holds the head of the humerus in the glenoid a shallow cavity in the scapula.

The upper arm is located between the shoulder joint and elbow joint. This quiz is specially designed to test your knowledge about the shoulder and arm. It has three sections.

The muscles of the rotator cuff include the suprasinatus infraspinatus teres minor and subscapularis. On the anterior side of the shoulder the coracobrachialis serratus anterior pectoralis major and pectoralis minor muscles work as a group to flex and adduct the scapula and humerus anteriorly toward the sternum. Clinical anatomy for dummies.

The acromion is a bony projection off the scapula. It originates at the outer third of the clavicle and the acromion and spine of the scapula and inserts into the deltoid tuberosity on the humerus. This muscle gives the shoulder its rounded shape.

The collection of muscles and tendons in the shoulder is known as the rotator cuff. Other important bones in the shoulder include. Four musclesthe supraspinatus infraspinatus teres minor and.

Located superior to the shoulder joint the deltoid muscle works with the supraspinatus to abduct the arm at the shoulder. The clavicle collarbone meets the acromion in the acromioclavicular joint. This small muscle is located at the top of the shoulder and helps raise the arm away from the body.

Overview of the muscles of the upper arm and shoulder blade. This article covers the anatomy of the biceps brachii muscle its origins and insertions innervation and functions.

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