2- The osteoclast: A. Is a bone-forming cell. B. Is a polarized epithelial cell. C. Is a multinucleated cell. D. Contains alkaline phosphatase. E. Is rich in lysosomes. F. Is a cell of mesenchymal origin. G. Is a fixed cell H. Is rich in lipid vacuoles I. Is an osteoresorbing cell J. Contains several lipid enclaves. K. Contains carbonic anhydrase. L. Has no action on bone remodeling. M. Has intermediate filaments of the cytokeratin type

3- The microenvironment set up by osteoclasts: A. Has a role in resorbing the bone extracellular matrix. B. Is rich in proton H+. C. Is rich in protease. D. Is delimited by a ring of desmosomes. E. Is capable of resorbing the cartilaginous extracellular matrix.

ame the cell type that is a precursor for osteoclasts.Multiple choice question.MonocytesOsteochondral cellsOsteoblastsOsteocytes

Which of the following cells form ossification centres?a. Stem cellsb. Osteoblastc. Osteocyted. Osteoclas

The ______ are cells that dissolve the inorganic components of the calcified bone matrix.Multiple choice question.osteoclastsosteocytesosteoblasts

When bone cells found within lacunae are surrounded by bone matrix they are called ______.Multiple choice question.osteoclastsosteocytesosteoblasts