28. When_ become enclosed in lacunae, they become mature bone cells called A. os

Question

28. When_ become enclosed in lacunae, they become mature bone cells called A. osteogenic cells; osteoblasts B. osteoblasts; osteoclasts C. osteoblasts; osteocytes D. osteocytes; osteoclasts E. osteocytes; osteoblasts 29. The main function of osteoblasts is to: A. break down bone B. produce blood cells . C. produce collagen for the bone matrix D. none of the above 30. The matrix of osseous tissue is composed of A. collagen B. glycoproteins C.hydroxyapatite (calcium phosphate) D. calcium carbonate E. all of the above 31. In an adult, red bone marrow can be found in which produces- A. compact bone of femur; red blood cells B. spongy bone of femur; red blood cells C. skull; adipocytes D. clavicle; osteoclasts E. none of the above 32. What are the two main inorganic chemicals/ions that your skeleton is compo chemicals play crucial homeostatic roles in several bodily functions. A. phosphate and sodium B. calcium and chloride calcium and phosphate D. calcium and sulfur E. calcium and sodium 33. Endochondral ossification is the primary mechanism for early develop

Explanation / Answer

ANS 28) C) Osteoblasts; Osteocytes

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ANS 29) C) Produce collagen for the bone matrix

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ANS 30) E) All of the above

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ANS 31) C) Skull ; adipocytes

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ANS 32) C) Calcium and Phosphate

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