Lecture 3: Connective Tissue Part 1

Question 1

What is connective tissue?

Answer 1

Tissue that supports, binds, or separates other tissues or organs. Also supports structural and metabolic support.

Question 2

What embryological layer is CT derived from

Answer 2

The mesoderm.

Question 3

What are the six categories of CT cells?

Answer 3

1. Fibroblasts and fibrocytes
2. Reticular cells
3. Adipose cells
4. Chrondoblasts and chrondocytes
5. Osteoblasts and osteocytes
6. Blood cells

Question 4

What are the components of the CT matrix?

Answer 4

Fibres:

1. Collagen
2. Elastin
3. Reticular

and Ground Substance

Question 5

What classification of CT is this? What is its function?

Answer 5

Loose (areolar). Function to provide structural support and occupy space.

Question 6

What type of CT is this? What is its function?

Answer 6

Dense irregular. Provides structural support and withstands tension.

Question 7

What type of CT is this? Whats its function?

Answer 7

Dense regular (ligaments and tendons)

Connects bone to bone and muscle to bone

Question 8

What type of CT is this? Whats its function?

Answer 8

Reticular (Type III collegen)

Provides a branching scaffold to support cellular components of organs

Question 9

What type of CT is this? Whats its function?

Answer 9

Adipose

Acts as an energy store, protection and isulation