The process of bones increasing in width is known as __________.

A) closing of the epiphyseal plate

B) concentric-growth

C) epiphyseal plate closure

D) appositional growth

What is the structural unit of compact bone?

A) spongy bone

B) the osteon

C) osseous matrix

D) lamellar bone

Yellow bone marrow contains a large percentage of ________

A) sherpey's fibers

B) elastic tissue

C) fat

D) blood-forming cells