shoulder imaging

Which bones form the shoulder joint?

• • A) Scapula, Clavicle, and Radius

• • B) Humerus, Scapula, and Clavicle

• • C) Femur, Scapula, and Clavicle

• D) Humerus, Radius, and Ulna

What is the central ray (CR) direction for the AP view of the shoulder?

• • A) 2.5 cm superior to the coracoid process

• • B) 2 cm inferior to the lateral clavicle

• • C) 2.5 cm inferior to the coracoid process

• • D) At the level of the scapulohumeral joint

Which view is recommended for evaluating Hill-Sachs lesions and glenoid rim fractures?

• • A) AP view

• • B) Garth projection

• • C) Wallace projection

• • D) West Point projection

What is the ideal Source-to-Image Distance (SID) for shoulder radiography in the AP view?

• • A) 50–60 cm

• • B) 70–80 cm

• • C) 100–110 cm

• • D) 150–180 cm

In the superoinferior (axial) view, what is the central ray (CR) angulation?

• • A) 5–15° toward the elbow

• • B) 25° toward the head

• • C) 45° caudal

• • D) Perpendicular to the shoulder joint

Which special projection is useful for detecting Bankart lesions?

• • A) Garth projection

• • B) Wallace projection

• • C) West Point projection

• • D) Stryker projection

What is the recommended kVp range for the AP view of the shoulder?

• • A) 40–50 kVp

• • B) 50–60 kVp

• • C) 60–70 kVp

• • D) 70–80 kVp

Which structure is NOT typically seen in the AP shoulder view?

• • A) Proximal humerus

• • B) Glenohumeral joint

• • C) Clavicle

• • D) Femur

What is the purpose of collimation in shoulder radiography?

• • A) To reduce scatter radiation

• • B) To improve patient comfort

• • C) To increase image resolution

• • D) To reduce exposure time

Which shoulder projection uses a 10° cephalad angulation of the X-ray tube?

• • A) AP view

• • B) Garth projection

• • C) Stryker projection

• • D) Y projection