FCCN II cardiac concepts exam
questions and answers9
preload: what - ANSWERS-how wet/dry you are
amount of fluid filling heart
*affected by dilating/constricting VEINS*
R heart
-CVP
L heart
-PCWP (wedge pressure)
preload: affected by - ANSWERS-VEINS
constrict --> INCREASE
dilate --> DECREASE
preload: frank-starling principle - ANSWERS-giving fluid improves CO up to a certain pt
preload: Tx low - ANSWERS--*crystalloids*
-colloids: albumin, hespan
-blood: PRBCs, plasma
preload: Tx high - ANSWERS--diuretics: lasix
, -vasodilators: NTG, narector
-dialysis: hemodialysis
afterload: what - ANSWERS-resistance to heart ejecting blood
L heart: systemic vascular resistance
*body = SVR*
R heart: pulmonary vascular resistance
*lungs = PVR*
afterload: affected by - ANSWERS-ARTERIES
constrict --> INCREASE
dilate --> DECREASE
afterload: Tx low - ANSWERS-*CONSTRICT ARTERIES*
-dopamine
-norepinephrine
-phenylephrine
afterload: Tx high - ANSWERS-*DILATE ARTERIES*
L heart (SVR)
-nipride
questions and answers9
preload: what - ANSWERS-how wet/dry you are
amount of fluid filling heart
*affected by dilating/constricting VEINS*
R heart
-CVP
L heart
-PCWP (wedge pressure)
preload: affected by - ANSWERS-VEINS
constrict --> INCREASE
dilate --> DECREASE
preload: frank-starling principle - ANSWERS-giving fluid improves CO up to a certain pt
preload: Tx low - ANSWERS--*crystalloids*
-colloids: albumin, hespan
-blood: PRBCs, plasma
preload: Tx high - ANSWERS--diuretics: lasix
, -vasodilators: NTG, narector
-dialysis: hemodialysis
afterload: what - ANSWERS-resistance to heart ejecting blood
L heart: systemic vascular resistance
*body = SVR*
R heart: pulmonary vascular resistance
*lungs = PVR*
afterload: affected by - ANSWERS-ARTERIES
constrict --> INCREASE
dilate --> DECREASE
afterload: Tx low - ANSWERS-*CONSTRICT ARTERIES*
-dopamine
-norepinephrine
-phenylephrine
afterload: Tx high - ANSWERS-*DILATE ARTERIES*
L heart (SVR)
-nipride