Sports IOT - Shoulder EXAM QUESTIONS AND ANSWERS

What 3 bones compose the shoulder joint? - ANSWERHumerus, clavicle and scapula The shoulder is composed of ___ synovial joints. - ANSWER3 What synovial joints compose the shoulder? - ANSWERglenohumeral joint, acromioclavicular joint, sternoclavicular joint What synovial joint composing the shoulder joint serves as the only "true" attachment of the shoulder joint to the axial skeleton? - ANSWERsternoclavicular joint How many ligaments is the acromioclavicular joint stabilized by? - ANSWER3 What ligaments stabilize the acromioclavicular joint? - ANSWERacromioclavicular ligament, coracoclavicular ligaments What 2 ligaments compose the coracoclavicular ligament? - ANSWERconoid and trapezoid ____ factors, such as the labrum and joint capsule, stabilize the mobile shoulder joint - ANSWERstatic The rotator cuff muscles are considered _____ factors that stabilize the shoulder joint - ANSWERdynamic By what percentage does the labrum deepen the glenoid fossa? - ANSWER50% By increasing contact with the glenoid fossa, the labrum _____ (increases/decreases) the intra-articular pressure of the shoulder joint - ANSWERdecreases The ______ ______ contains the glenohumeral ligaments - ANSWERjoint capsule The joint capsule limits translation and ________ of the humerus - ANSWERrotation