Venous Return Mechanisms Flashcards
1
Q
Venous Return
A
The return of blood back to the heart via veins
2
Q
Memory method
A
MRSGP
3
Q
MRSGP
A
Muscle Pump
Respiratory pump
Smooth muscle
Pocket valves
Gravity
4
Q
Muscle pump
A
Veins situated between muscles squeeze to push blood back to heart
5
Q
Respiratory pump
A
Suction effect of chest cavity (when breathing) pulls blood back to heart
6
Q
Smooth muscle
A
Vein walls constrict to push blood back to heart
7
Q
Pocket valves
A
Prevent backflow of blood
8
Q
Gravity
A
Causes blood from above the heart to be pushed back to heart