ATI RN
Skeletal System Questions Questions
Question 1 of 5
The pectoral girdle is made up of the clavicle and sternum.
Correct Answer: B
Rationale: The pectoral girdle comprises the clavicle and scapula, supporting the arms. The sternum is axial, not part of the girdle, making 'False' correct.
Question 2 of 5
The bones do not assist the lymphatic system.
Correct Answer: B
Rationale: Bones assist the lymphatic system via bone marrow, producing lymphocytes (immune cells). This makes 'False' correct.
Question 3 of 5
Which one of the following bones is located in the lower arm?
Correct Answer: B
Rationale: The lower arm (forearm) includes the radius and ulna. The scapula is the shoulder blade, femur is the thigh, and humerus is the upper arm, making 'Radius' the correct answer.
Question 4 of 5
What type of bone is the scapula?
Correct Answer: A
Rationale: The scapula (shoulder blade) is a flat bone, broad and thin, providing protection and muscle attachment. Short bones are cube-like, irregular are complex, and sesamoid are in tendons, making 'Flat' correct.
Question 5 of 5
The ball and socket joint at the shoulder allows which of the following joint actions?
Correct Answer: A
Rationale: The shoulder (ball-and-socket) allows flexion (forward), extension (backward), abduction (away), adduction (toward), and rotation (circular), offering full range. B, C, and D are incomplete, making 'Flexion, extension, abduction, adduction and rotation' correct.