Histology of Blood Vessels Flashcards
1
Q
Name the 2 constituents that form basic structure of a connective tissue.
A
- Extracellular matrix
- Cells themselves
2
Q
What is the function of Precapillary sphincter?
A
Acts as gate-keeper; to control blood flow into capillaries
3
Q
Compare tunica media of elastic and muscular arteries.
A
Elastic arteries - less smooth muscles, more elastic fibres
Muscular arteries - more smooth muscles, less elastic fibres
4
Q
What is tunica externa made of?
A
- Collagen fibres
- Elastic fibres
5
Q
Connective tissues are classified into 3 main parts.
What are those?
A
- Connective tissue proper
- Supporting/Skeletal
- Specialised/fluid
