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osteoblast

osteoblast

2 9.5
A cell that makes new bone by making bone material
  • noun
  • /ˈɑːstɪəˌblæst/
  • Specialized
translation icon : osteoblasto
  • Osteoblasts (bone formation cells) use these minerals in the constant cycle of bone resorption and formation.
  • osteoblast and bone
  • osteoblast proliferation

And so those osteoclasts go in and they cleave out those tiny micro fractures, and the osteoblasts come in and they put new bone in.

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Examples

  • Osteoporosis occurs when the breakdown (resorption) of bone caused by osteoclasts is greater than the buildup of bone by osteoblasts.

    Academic text (2007)
  • And that's what's basically activating the osteoblasts, which are the cells that are, you know, allowing bone to be built.

  • And when you try to stop this, this process, you can't encourage the osteoblasts to continue doing their job.

  • What happens when you have estrogen is the osteoblast comes back up behind it and fills in that hole and builds bone.

  • Just like in a mouth with braces, this osteoblast coating will create natural bone to help lock the implant in place.

  • And so when this delicate dance of osteoclast and osteoblast is performing properly, you wind up with a bone that is very strong and also flexible.

  • The body goes about the business of healing the bone by sending out osteoblasts (bone-building cells) from the "injured" bone ends.

    Academic text (2006)
  • In the rebuilding phase of bone remodeling, osteoblasts deposit new collagen to replace what has been resorbed.

    Academic text (2004)
  • Fibrous dysplasia is a rare, nonneoplastic bone disease in which osteoblasts are incapable of producing mature trabecular bone.

    Academic text (2006)
  • Osteoblasts play a crucial role in building bone by producing the osteoblast matrix during the healing process.

Synonyms

bone-forming cell
vsosteoblast
  • Specialized
4.4

A part of the body that makes new bone during growth or healing

is the specific scientific term for that same cell

How Mature

osteocyte
  • Specialized
1 9.9
osteoblast
  • Specialized
2 9.5

Surface Forms

osteoblast singular
osteoblasts plural

Morphology

osteoblast = blast (opaque) = osteo + blast

Built from technical Greek combining forms ('osteo-' + 'blast') that are not productive everyday English morphemes, so learners cannot derive the meaning from the parts.

Etymology

Osteoblast comes from osteo- meaning 'bone' and -blast meaning 'sprout' or 'young cell'. Think of a small shoot growing into something new, so an osteoblast is a 'bone builder' cell that makes new bone.