What is preload? It is the load which the ventricle faces just before the onset of systolic contraction. Usually the venous return determines the preload – pulmonary venous
If stroke volume is reduced, what is the compensatory mechanism to maintain the cardiac output? Cardiac output is a product of stroke volume and heart rate. So if
What are the important signs and symptoms of a heart attack? Important signs and symptoms of a heart attack are persistent chest pain radiating to the left arm,
What activities should a person with patent ductus arteriosus (PDA) stay away from? First check with your doctor whether your patent ductus arteriosus can be closed either by
Why am I am getting repeated arrhythmia and shocks in spite of having an implanted defibrillator? Defibrillator does not prevent an arrhythmia, it only treats it. If there
What is the benefit of olive oil in diet? Olive oil contains monounsaturated fatty acids which have a beneficial effect on reducing the progression of atherosclerosis.
Is there any interaction between amiodarone and digoxin? Amiodarone increases the serum concentration of digoxin by decreasing both renal and nonrenal clearance of digoxin. Hence the dose of
Is there any interaction between amiodarone and warfarin? Amiodarone markedly increases effect of warfarin sodium. Amiodarone inhibits cytochrome P450 mediated metabolism of warfarin. So the dose of warfarin
Is there any advantage for dual chamber AV sequential pacing? In dual chamber AV sequential pacing, right atrium is paced initially and the right ventricle paced after a
