Shoulder Girdle and Scapular Movements

Flashcards focusing on the vocabulary related to the shoulder girdle and scapular movements.

Scapulothoracic Joint

Not a true joint; movement observed is termed scapular movement.

Sternoclavicular Joint

The joint that allows for the movement of the clavicle.

Acromioclavicular Joint

The joint where the acromion of the scapula meets the clavicle.

Pectoralis Minor

Anterior muscle that helps stabilize the clavicle.

Subclavius

Muscle located anteriorly that stabilizes the clavicle.

Serratus Anterior

Posterior compartment muscle noted for its role in scapular movement.

Levator Scapulae

Posterior muscle that elevates the scapula.

Trapezius

Posterior muscle with three sections; involved in stabilizing and moving the scapula.

Rhomboids

Muscles that stabilize and retract the scapula, referred to collectively as rhomboids.

Elevation of Scapula

Movement where the scapula moves upward.

Depression of Scapula

Movement where the scapula moves downward.

Protraction of Scapula

Movement of the scapula away from the spine.

Retraction of Scapula

Movement of the scapula towards the spine.

Upward Rotation of Scapula

Movement that results in the glenoid cavity moving up.

Downward Rotation of Scapula

Movement that results in the glenoid cavity moving down.

Concentric Muscle Action

When muscles shorten during contraction.

Eccentric Muscle Action

When muscles lengthen while under tension.