The shaft of a long bone is called the diaphysis.

Correct Answer: A

Rationale: The diaphysis is the shaft of a long bone, a cylindrical region of compact bone. This is standard anatomy, making 'True' correct.

Correct Answer: B

Rationale: True ribs (vertebrosternal, 1-7) attach directly to the sternum. Ribs 11-12 are floating (vertebral), with no sternal connection, making 'False' correct.

Correct Answer: A

Rationale: The lateral malleolus, the fibula’s distal end, forms the ankle’s outer bump. This is correct, making 'True' the answer.

Correct Answer: A

Rationale: Shrugging raises the shoulders, an elevation movement of the scapulae. This is correct, making 'True' the answer.

Correct Answer: A

Rationale: The upper leg (thigh) contains the femur, the longest bone, from hip to knee. The fibula and tibia are lower leg bones, and the radius is in the forearm, making 'Femur' the correct answer.