9 个月
Health on MSNSigns and Symptoms of Bone Cancerouter layer called the compact or cortical bone and a spongy inner layer called the trabecular bone. New bone cells are ...
Cancellous: Also called "trabecular "or "spongy bone," cancellous is the inner layer that is less dense, lattice-like, and surrounded by bone marrow. Teeth are a self-contained structure that chew ...
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