Hemodynamics Flashcards
0
Q
Cardiac index
A
2.2-4 liters/minute
1
Q
Cardiac output
A
Volume of blood pumped in one minute
Heart rate X stroke volume
4-8 liters/minute
2
Q
Preload
A
Volume at end of diastole
Increased by fluids, decreased by diuretics
3
Q
PAWP
A
Left side high pressure system
Left atrium
6-12 mm Hg
High PAWP-left side hear failure
4
Q
CVP
A
Right side low pressure system
Right atrium
2-8mm Hg
High CVP- right heart failure
5
Q
Afterload
A
Left side of heart
SVR- 800-1200 dynes/sec
High SVR- vasoconstricted
Low SVR- vasodilation
6
Q
PAP
A
Pulmonary artery pressure
Right ventricle
25/4-12
7
Q
SVR
A
Left ventricle
800-1200 dynes
High SVR- constricted
Low SVR- vasodilation
