cardiac output
— Noun
– English
~ the amount of blood pumped out by the ventricles in a given period of time; "a resting adult has a cardiac output of about three quarts a minute"
change over
— Verb
– English
~ make a shift in or exchange of; "First Joe led; then we switched"
chew over
— Verb
– English
~ reflect deeply on a subject; "I mulled over the events of the afternoon"; "philosophers have speculated on the question of God for thousands of years"; "The scientist must stop to observe and start to excogitate"
check over
— Verb
– English
~ examine so as to determine accuracy, quality, or condition; "check the brakes"; "Check out the engine"