Question

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Answer 1

Answer:

i.) T.S of mammalian Bone - Harvesian System

ii.) P - osteon , R - osteocyte

iii.) Q - Harvesian Canal

iv.) Haversian canals are microscopic tubes or tunnels in cortical bone that house nerve fibers and a few capillaries. This allows bone to get oxygen and nutrition without being highly vascular. These canals also communicate with bone cells using special connections, or canaliculi

v.) P secretes calcium phosphate and calcium hydroxide

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