Blood Vessels Flashcards
1
Q
Describe arteries.
A
carry oxygenated blood at higher pressure from the heart -> other parts of the body so they have thick elastic tissue in the wall.
2
Q
Describe capillaries.
A
have thin walls that allow exchange of compounds such as nutrients, glucose, oxygen and carbon dioxide between blood & tissues.
3
Q
Describe veins.
A
carry deoxygenated blood at a lower pressure from the body back to the heart - less elastic tissue. valves stop the back flow of blood.
4
Q
what are the components of both veins and arteries?
A
lumen
endothelium
elastic fibres
smooth muscle
collagen fibres
5
Q
whats the components of capillaries?
A
lumen
endothelium
