ATI RN
Questions About the Skeletal System Questions
Question 1 of 5
What does the term 'haversian canal' refer to in bone?
Correct Answer: C
Rationale: The Haversian canal (central canal) in an osteon holds blood vessels, named after Clopton Havers. Not a foramen, groove, or medullary canal. Answer is C, per the document.
Question 2 of 5
What is the term 'osteon' used for?
Correct Answer: B
Rationale: Osteon (Haversian system) is a cylindrical unit in compact bone around a central canal, not cells, spongy bone, or lacunae. Answer is B, per the document.
Question 3 of 5
What is the metaphysis?
Correct Answer: B
Rationale: The metaphysis is the region between the diaphysis (shaft) and epiphysis (end), part of the growth plate. Answer is B, per the document.
Question 4 of 5
What is the skeletal system?
Correct Answer: D
Rationale: The skeletal system includes all bones (206 in adults) and connective tissues (e.g., cartilage, ligaments, tendons) that link them, supporting and protecting the body. A is incomplete, B and C describe muscular or organ systems, making 'All the bones in the body and the tissues that connect them' correct.
Question 5 of 5
What is the difference between cartilage and bone?
Correct Answer: B
Rationale: Cartilage is flexible and rubbery (e.g., ear), while bone is rigid and firm due to mineralization. Bone isn’t primitive (both are ancient), and both are internal, making 'Cartilage is rubbery, and bone is firm' correct.