Question

If an artificial heart is capable of pumping at least 5.7x107

pints of blood before failure,

how long, in years, will it last in a patient whose average heart rate is 72 beats per

minute and an average stroke volume (the amount of blood pumped with each beat) is

70 mL? 1 pint = 473.176 mL

Answer 1

Time in year =3.4 years