Microscopic Bone Structure

What is the organic matrix present in the bone?

• Lacunae

• Osteon

• Osteoid

• Osteocyte

What is the importance of the central canal in the bone?

• It is responsible for mineralization of the bone

• It is the site of collagen fiber formation

• It contains blood vessels and nerves for supplying nutrition to osteocytes

• It is the location of osteocyte projections

What is the function of lacunae and canaliculi in the bone?

• To provide structural support to the bone

• To filter blood and supply nutrition to osteocytes

• To store minerals for bone formation

• To produce collagen fibers for the bone

What is the name of the hollow space formed around the osteocytes due to deposition of inorganic material?

• Hydroxyl apatite

• Osteoblast

• Lamella

• Lacunae

What are the small spaces around the projections of the osteocytes called?

• Canaliculi

• Circumferential lamellae

• Perforating canals

• Interstitial lamellae

What is the basic structural unit of the bone?

• Osteocyte

• Lamella

• Osteon

• Hydroxyl apatite

What are the circularly arranged lamellae present around the medullary cavity called?

• Osteoid

• Concentric lamellae

• Interstitial lamellae

• Circumferential lamellae

What is the function of the perforating canals in the bone?

• To produce collagen fibers for the bone

• To store minerals for bone formation

• To contain blood vessels for supplying nutrition to osteocytes

• To provide structural support to the bone

What is the name of the microscopic structure of the bone also known as the haversian system?

• Hydroxyl apatite

• Osteocyte

• Osteon

• Lacunae

What is the importance of the interstitial lamellae in the bone?

• To provide structural support to the bone

• To fill the spaces between osteons

• To contain blood vessels for supplying nutrition to osteocytes

• To store minerals for bone formation