Blood Vessels Flashcards
1
Q
Define oncotic pressure
A
The pressure generated by plasma proteins in capillaries.
Simplified: How likely the water is going to move into the blood by the presence of plasma proteins.
2
Q
What roles do plasma proteins play in osmotic pressure?
A
They cause a difference in water potential between the blood and tissue fluid.
3
Q
The result of + and - kPa?
A
+ Net fluid out of the blood.
- Net fluid into the blood.
4
Q
What is hydrostatic pressure?
A
The pressure of fluid. In this case determined by heart contractions.
