Lengthwise, long bone growth during infancy and youth is exclusively through ________.
A. interstitial growth of the epiphyseal plates
B. the secretion of bone matrix into the medullary cavity
C. differentiation of osteoclasts
D. calcification of the matrix
Answer:A
Lengthwise, long bone growth during infancy and youth is exclusively through ________.
A. interstitial growth of the epiphyseal plates B. the secretion of bone matrix into the medullary cavity C. differentiation of osteoclasts D. calcification of the matrix