KA5- Structure And Function Of Arteries, Capillaries And Veins Flashcards
1
Q
Structure of arteries
-lumen size, wall of vessel, elasticity, bp
A
Narrow lumen
Thick muscle wall
Very elastic
High blood pressure
2
Q
Structure of veins
-lumen size, wall of vessel, elasticity, bp
A
Wide lumen (reduces resistance to blood flow)
Thinner muscle wall
Slightly elastic
Low bp
3
Q
Structure of capillaries
-lumen size, wall of vessel, elasticity, bp, blood flow direction
A
1 cell wide
1 cell thick
Nope
Low
Between arteries and veins
4
Q
Substances in tissue fluid
A
Oxygen
Carbon dioxide
Glucose
5
Q
Right side
A
Deoxygenated
Vena cava - tissue to heart
Pulmonary artery - heart to lungs
6
Q
Left side
A
Oxygenated
Pulmonary vein - lungs to heart
Aorta - heart to tissue
