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21-HF Drugs
Heart Failure
16
Biochemistry
Graduate
10/29/2017

Additional Biochemistry Flashcards

 


 

Cards

Term
Angiotensin does
Definition
-Volume inc (inc preload)
-Vasoconstriction (inc aftrload)
-Cardiac Remodeling
Term
Aldosterone does
Definition
-Volume inc (inc preload)

-Cardiac Remodeling
Term
NE does
Definition
-Vasoconstriction (inc aftrload)
-Cardiac Remodeling
-HR inc (Contractility inc)
Term
-Volume inc (inc preload) does
Definition
pulmonary/systemic congestion
Term
-Vasoconstriction (inc aftrload) does
Definition
-dec SV

-INC MVO2 (inc O2 demand)
Term
-Cardiac Remodeling does
Definition
-Dec CO

-ARRYTHMIAS
Term
-HR inc (Contractility inc) does
Definition
-INC MVO2 (inc O2 demand)

-ARRYTHMIAS
Term
B blockers
Definition
REDUCE HR
-reduce cardiac wrk
-dec O2 Myocard consumption
-Red Renin(RAAS)
Term
IVABRADINE
Definition
REDUCE HR
BLOCKS LEAKY IF CURRENT.REDUCE ANGINA.SLOWS SA NODE POTENTIAL
-reduce cardiac wrk
-dec O2 Myocard consumption
Term
HYDRALAZINE
Definition
REDUCE BP
-dec O2 Myocard consumption
-red card wrk
Term
DIGOXIN
Definition
LOW DOSES BLOCKS EXCESSIVE SNS ACTIVATION CNS
-RED HR,VASOCONSTR, RENIN SECR
-RED SYMPATHETIC OUTFLOW
-IMPROVE IMPAIRED BARORECEPTOR FUNC
Term
GLYCOSIDES WRK BY
Definition
INC Na+ INTRACELL
-DEC Na+/Ca2+ exchng
-causes inc in intracell Ca2+
-inc myocite force of contract
Term
Glycosides used in these pts for improvement
Definition
HF w/o ischemia
Term
ALDOSTERONE stimulates
Definition
fibrosis
-generation of ROS(reac ox spec)
Term
NEprilysin inhibitors
(used w/ ARBs)
Definition
inhibit metalloprotease Neprilysin.
-stop neprilysin from degrading BNP & ANP
Term
ANP and BNP do
Definition
-oppose RAAS
-Inc Vasodilation
-Natriuretic peptides--->ANP(atria)
BNP(ventricles)
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