Compact bone at the level of Osteon

Question 1

Describe in detail the structure of compact bone at the level of the osteon.

Answer 1

The structure of compact bone at the level of the osteon includes concentric lamellae surrounding a central canal, with osteocytes in lacunae connected by canaliculi.

Question 2

What are the 4 major bone cell types and what are the
hormonal signals that regulate them

Answer 2

The four major bone cells types are osteoblasts, osteocytes, osteoclasts and osteoprogenitor cells, regulated by hormones such as PTH, calcitonin, estrogen and growth hormone.