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  2. Shoulder girdle - Wikipedia

    en.wikipedia.org/wiki/Shoulder_girdle

    The five muscles that comprise the function of the shoulder girdle are the trapezius muscle (upper, middle, and lower), levator scapulae muscle, rhomboid muscles (major and minor), serratus anterior muscle, and pectoralis minor muscle. [3] The shoulder girdle consists of the clavicle and the scapula, which serve to attach the upper limb to the ...

  3. Serratus anterior muscle - Wikipedia

    en.wikipedia.org/wiki/Serratus_anterior_muscle

    The serratus anterior is a muscle of the chest. ... all three parts can lift the ribs when the shoulder girdle is fixed, ... "Anatomy diagram: 25466.098-1".

  4. Shoulder joint - Wikipedia

    en.wikipedia.org/wiki/Shoulder_joint

    The muscles shown are subscapularis muscle (at right), infraspinatus muscle (at top left), teres minor muscle (at bottom left) The movement of the scapula across the rib cage in relation to the humerus is known as the scapulohumeral rhythm , and this helps to achieve a further range of movement.

  5. Axilla - Wikipedia

    en.wikipedia.org/wiki/Axilla

    The axilla (pl.: axillae or axillas; also known as the armpit, underarm or oxter) is the area on the human body directly under the shoulder joint.It includes the axillary space, an anatomical space within the shoulder girdle between the arm and the thoracic cage, bounded superiorly by the imaginary plane between the superior borders of the first rib, clavicle and scapula (above which are ...

  6. Upper limb - Wikipedia

    en.wikipedia.org/wiki/Upper_limb

    The shoulder girdle [5] or pectoral girdle, [6] composed of the clavicle and the scapula, connects the upper limb to the axial skeleton through the sternoclavicular joint (the only joint in the upper limb that directly articulates with the trunk), a ball and socket joint supported by the subclavius muscle which acts as a dynamic ligament. While ...

  7. Shoulder - Wikipedia

    en.wikipedia.org/wiki/Shoulder

    In addition to the four muscles of the rotator cuff, the deltoid muscle and teres major muscles arise and exist in the shoulder region itself. [3] The deltoid muscle covers the shoulder joint on three sides, arising from the front upper third of the clavicle, the acromion, and the spine of the scapula, and travelling to insert on the deltoid ...

  8. Coracoid process - Wikipedia

    en.wikipedia.org/wiki/Coracoid_process

    The coracoid process acts as an attachment and origin for a large number of muscles (attached muscles not labeled here). The coracoid process is a thick curved process attached by a broad base to the upper part of the neck of the scapula; [2] it runs at first upward and medially; then, becoming smaller, it changes its direction, and projects forward and laterally.

  9. Pectoral muscles - Wikipedia

    en.wikipedia.org/wiki/Pectoral_muscles

    Pectoral muscles (colloquially referred to as "pecs") are the muscles that connect the front of the human chest with the bones of the upper arm and shoulder. This region contains four muscles that provide movements to the upper limbs or ribs. Deep muscles of the chest, including pectoralis minor, serratus anterior, and subclavius (Gray 1918)