ARTHREX ARTHROPLASTY COMPREHENSIVE EXAM 2026 QUESTIONS WITH SOLUTIONS GRADED A+

ARTHREX ARTHROPLASTY COMPREHENSIVE
EXAM 2026 QUESTIONS WITH SOLUTIONS
GRADED A+



◉ Which nerve innervates the supraspinatus and infraspinatus?


A. Suprascapular
B. Radial
C. Axillary
D. Musculocutaneous. Answer: A. Suprascapular


◉ Which direction do most shoulder dislocations occur?


A. Superior
B. Anterior-superior
C. Anterior-inferior
D. Posterior. Answer: B. Anterior-Superior


◉ Which ligament is closely associated with the labrum?

,A. Conoid
B. Middle Glenohumeral
C. Trapezoid
D. Transverse Humeral. Answer: B. Middle Glenohumeral


◉ Which area of the labrum do Bankhart lesions occur?


A. Posterior-superior
B. Posterior-inferior
C. Anterior-superior
D. Anterior-inferior. Answer: D. Anterior-inferior


◉ What is a Hill-Sachs Lesion?


A. Indentation of the glenoid
B. Indentation of the humeral head
C. Fracture of the coracoid
D. fracture of the clavicle. Answer: A. Indentation of the glenoid


◉ What is the primary motion achieved by the infraspinatus?


A. Abduction

, B. Adduction
C. Internal Rotation
D. External Rotation. Answer: D. External Rotation


◉ Where is the insertion of the infraspinatus tendon?


A. Lesser Tuberosity
B. Greater Tuberosity
C. Coracoid
D. Humeral neck. Answer: B. Greater Tuberosity


◉ What is the primary motion achieved by the subscapularis muscle?


A. Abduction
B. Adduction
C. Internal Rotation
D. External Rotation. Answer: C. Internal Rotation


◉ Which portion of the humerus serves as the attachment site for the
subscapularis?


A. Humeral Head