ATI RN
Questions About Skeletal System with Answers Questions
Question 1 of 5
Which bone is most superior?
Correct Answer: B
Rationale: The occipital bone, at the skull’s base, is the most superior in anatomical position (topmost). The manubrium (sternum top) is chest-level, cervical vertebra #3 is mid-neck, and patella is knee-level. Answer is B, per the document.
Question 2 of 5
Which of the following is NOT a depression or cavity on a bone?
Correct Answer: A
Rationale: A tuberosity is a projection for muscle attachment, not a depression. Facet (flat surface), meatus (tube), and sinus (cavity) are depressions/cavities. Answer is A, per the document.
Question 3 of 5
In which structure are osteoclasts and osteoblasts found?
Correct Answer: A
Rationale: Osteoblasts (bone-forming) and osteoclasts (bone-resorbing) are in the periosteum, the membrane around bones. Lacunae hold osteocytes, not these cells. Answer is A, per the document.
Question 4 of 5
Freely moveable joints are also known as
Correct Answer: D
Rationale: Synovial joints are freely movable (diarthrotic) due to synovial fluid, unlike fibrous (immovable), cartilaginous (slightly movable), or amphiarthroses (slightly movable). Answer is D, per the document.
Question 5 of 5
Which of the following is an example of a synovial joint? The joint between the:
Correct Answer: D
Rationale: The proximal radioulnar joint (synovial) allows pronation/supination. Tibia-fibula (syndesmosis), sternum-rib (cartilaginous), and vertebrae (cartilaginous) aren’t synovial. Answer is D, per the document.