Chapter 6: bone tissues

Question 1

How many types of bone tissue are there?

Answer 1

2 types

Question 2

What is compact bone?

Answer 2

It is mainly made up of long, straight cylinders called osteons which include central canal with blood vessels and nerves, concentric lamellae (bony matrix layers around the central canal), lacunae (spaces at lamellae borders), canaliculi (small canals), osteocytes.

Outside osteons are circumferential (around bone circumference) and interstitial (between osteons) lamellae).

Question 3

What is trabeculae of spongy bone?

Answer 3

bone fiber network with interstitial lamellae

Question 4

What is spongy bone?

Answer 4

its a type of bone tissue that has 2 main parts.

Question 5

What is marrow space of spongy bone?

Answer 5

red bone marrow fills with bone building cells called osteoblasts and bone destroying cells called osteoclasts at the edge of trabeculae and marrow space