Shoulder

From Anvita Health Wiki

Contents 1 Introduction 2 Articulation 3 Muscles 4 Action 5 More General Terms 6 Additional Terms

Introduction

• Synovial joint attaching thorax to the arm.

• The shoulder contains 3 bones: clavicle, scapula, humerus.

Articulation

• joints of the shoulder include:

• glenohumeral joint
• acromioclavicular joint
• sternoclavicular joint

Muscles

• muscles of the shoulder:

• rotator cuff
• serratus anterior
• subclavius
• pectoralis minor
• sternocleidomastoid
• levator scapulae
• rhomboid major
• rhomboid minor
• trapezius

Action

• movements of the arm facilitated by the shoulder

• flexion
• extension
• abduction
• adduction
• lateral rotation
• medial rotation

More General Terms

• synovial joint (diarthrosis)
• upper extremity (upper limb)

Additional Terms

• adhesive capsulitis (frozen shoulder)
• shoulder injury
• shoulder pain

shoulder