Bone Matrix

Bone Matrix

Composition of bone
Answer:

1. Cells

1. Osteoblast

• Cuboidal cell
• Contains
  • Rough endoplasmic reticulum
  • Large Golgi apparatus
  • Secretory vesicles

“Understanding bone matrix through FAQs: Composition, functions, and uses explained”

Functions:

• Synthesizes osteoid and collagen
• Regulates mineralization

Precursor:

• Progenitor cells
• Osteoclasts
• Multinucleated giant cells
• Precursor- Blood-borne monocytes

Functions:

• Resorption of bone
• Secretes hydrolytic enzymes
• Osteocytes
• These extend processes from lacunae to canaliculi

“Importance of studying bone matrix for medical students: Questions explained”

Functions:

• Canaliculi bring oxygen and nutrients to osteocytes

2. Extracellular matrix

• Inorganic
• Calcium
• Hydroxyl
• Phosphate
• Carbonate
• Citrate
• Sodium
• Magnesium
• Fluorine

“Factors influencing success with bone matrix studies: Q&A”

3. Organic

• Osteocalcin
• Osteonectin
• BMP
• Proteoglycans
• Glycoproteins