ATI RN
Questions for Skeletal System Questions
Question 1 of 5
What is contained within the medullary canal of a long bone?
Correct Answer: C
Rationale: The medullary canal (cavity) of long bones contains marrow (red in youth, yellow in adults). Trabeculae are in spongy bone, lamellae in compact, cells are in periosteum. Answer is C, per the document.
Question 2 of 5
Choose the correct sentence. Cancellous bone contains
Correct Answer: D
Rationale: Cancellous (spongy) bone has trabeculae (beams) and lamellae with osteocytes, but no osteons (compact bone feature). Answer is D, per the document.
Question 3 of 5
The manubrium and the xiphoid process are located on which part of the skeleton?
Correct Answer: B
Rationale: Manubrium (top) and xiphoid process (bottom) are parts of the sternum (breastbone), not jaw, pelvis, or hand. Answer is B, per the document.
Question 4 of 5
The axial skeleton groups together which sets of bones?
Correct Answer: D
Rationale: Axial skeleton: skull (cranial/facial), thoracic cage (ribs, sternum), vertebral column. A and B include appendicular parts, C adds girdles (appendicular). Answer is D, per the document.
Question 5 of 5
Which of the following describes what an 'epiphysis' is?
Correct Answer: D
Rationale: The epiphysis is the end of a long bone, distinct from the diaphysis (shaft). The line is epiphyseal, membrane is periosteum. Answer is D, per the document.