BIOM 3090 Lecture Notes - Lecture 16: Diuretic, Tachycardia, Baroreceptor
8 Mar 2019
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Heart failure *wont be asked on test what is the best for curing heart failure: left sided, right sided, systolic, diastolic, congestive (decompensated + edema, 2. Drugs: diuretics, ace inhibitors/arbs, vasodilators, beta-blockers, cardiac glycosdies many drugs that treat hypertension also treat heart failure. Heart failure: delivery of blood (cardiac output) inadequate for o2 and nutritional needs of body, causes: myocardial damage (>80%), hypertension, infection, genetic/congenital abnormalities, chemical toxicity, systolic heart failure: reduced contractility, diastolic heart failure: reduced filling of the heart. Someone with mild heart failure wont have visible symptoms most the time, however when you are under intense stress or physical execration then will see symptoms. After ap want to return ions to proper side of membrane (use na+/k+- atpase: membrane potential and ion gradients are restored by na+/k+ atpase. Calcium in through channels, triggers intercellular calcium release and get contraction.
