ATI RN
Questions for Skeletal System Questions
Question 1 of 5
There are vertebrosternal ribs, vertebrochondral ribs and vertebral ribs.
Correct Answer: C
Rationale: Ribs are classified: 7 vertebrosternal (true, attach directly to sternum via cartilage), 3 vertebrochondral (false, attach via shared cartilage), and 2 vertebral (floating, no sternal attachment). '7-3-2' is correct.
Question 2 of 5
The depression of the coxal bones where the head of the femur articulates with the coxal bone is called the:
Correct Answer: A
Rationale: The acetabulum, a deep depression in the coxal bone, articulates with the femur head, forming the hip joint. The obturator foramen, sciatic notch, and pubic symphysis have other roles, making 'acetabulum' correct.
Question 3 of 5
The heel bone is the:
Correct Answer: A
Rationale: The calcaneus is the heel bone, the largest tarsal, supporting weight. The fibula is leg, patella is kneecap, and talus is above calcaneus, making 'calcaneus' correct.
Question 4 of 5
The hip and shoulder are joints.
Correct Answer: B
Rationale: The hip and shoulder are ball-and-socket joints, with the femur/humerus head fitting into the acetabulum/glenoid cavity, allowing multi-directional movement. Saddle, hinge, and condyloid are different types, making 'ball and socket' correct.
Question 5 of 5
The movement used to cup your hands to get a drink is
Correct Answer: D
Rationale: Cupping hands involves supination, rotating the palms upward to hold water. Pronation turns palms down, depression lowers, and eversion turns feet, making 'supination' correct.