In a cardiac output of 5250 mL per minute, with 75 heartbeats per minute, the stroke volume is

Options

A. 60 mL
B. 80 mL
C. 55 mL
D. 70 mL

Answer

D

Explanation

Cardiac output = Stroke `xx` heart beats per minute
`:.` Stroke volume `= ("Cardiac output")/("Heart beats per minute")`
`=(5250)/(75)=70` mL