In adults, cardiac output varies from 5 liters [10 pints] a minute ​ — 5 liters being the approximate amount of blood in the body — ​ to as much as 20 liters a minute during exercise.
Täiskasvanu südame minutimaht ulatub 5 liitrist (kehas on ligikaudu 5 liitrit verd) kuni koguni 20 liitrini sportimise ajal.