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