Histology and Pathology of Loose and Dense Connective Tissues

Question 1

What are the 3 components of connective tissues?

Answer 1

cells
ECM
- ground substance
- fibres

Question 2

List the type of cells found in connective tissue

Answer 2

fibroblasts
adipocytes
macrophages
mast cells
plasma cells
leukocytes

Question 3

What are the 3 main types of connective tissue? Where are they found? What is their composition?

Answer 3

Loose: more ground substance than collagen, surrounds small blood vessels and areas adjacent to epithelia
Dense Irregular: randomly distributed Type 1 collagen, some elastic fibres, resistant to tearing
Dense Regular: parallel collagen bundles, strength with little stretch, found in tendons and ligaments

Question 4

What is reticular tissue?

Answer 4

Type II collagen, abundant in lymphoid organs

Question 5

What is mucoid tissue?

Answer 5

gel like connective tissue resembling mesenchyme, seen around blood vessels in the umbilical cord

Question 6

The extracellular matrix is the predominant feature in tissues specalised for ………….. ……………. e.g.
The cells are the predominant feature in tissues specialised for ………. or ………….. …………. e.g.

Answer 6

mechanical function e.g. ligaments, tendon and bone

protection or metabolic maintenance e.g. blood, adipocytes