ATI RN
Questions for Skeletal System Questions
Question 1 of 5
The wrist bones are the:
Correct Answer: A
Rationale: The carpals are the 8 wrist bones, forming the carpus. Metacarpals are hand, metatarsals are foot, and tarsals are ankle, making 'carpals' correct.
Question 2 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 3 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 4 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.
Question 5 of 5
Osteocytes live in small spaces called canaliculi.
Correct Answer: B
Rationale: Osteocytes live in lacunae, small spaces within bone matrix. Canaliculi are channels connecting lacunae, not housing cells, making 'False' correct.