The bone cell responsible for breaking down bone tissue is the osteoclast, whereas the bone cell that produces new bone tissue is the osteoblast.
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What is osteoclast and osteoblast?</h3>
- In those processes, osteoblast and osteoclast are the two major cells involved.
- Aged bone resorption is caused by osteoclasts, whereas new bone creation is caused by osteoblasts.
- Under healthy settings, the processes of resorption and creation are steady.
- The cells known as osteoclasts mediate bone loss in pathologic situations by increasing their resorptive activity and degrading bone to start normal bone rebuilding.
- They originate from myeloid/monocyte lineage progenitors that circulate in the circulation after developing in the bone marrow.
- On the surface of bones, there are osteoblasts, bone lining cells, and osteoclasts, which develop from progenitor cells, which are regional mesenchymal cells.
- Osteocytes are created by the fusing of mononuclear blood-borne progenitor cells, and they penetrate the interior of the bone.
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A and B. Not sure if there's any more
I believe the answer is b.
Answer:
The tongue is covered with around 9,000 taste buds that are replaced every 10 days.