Which description best fits stroke volume? the amount of blood pumped in one beat
the amount of blood pumped by the heart in one minute
cardiac output multiplied by the number of red blood cells
cardiac output multiplied by blood pressure

The amount of blood pumped in one beat

Explanation:

'The definition of stroke volume is the volume of blood pumped out of the left ventricle of the heart during each systolic cardiac contraction.'

not 100% sure but i'm gonna say it's

retains water

fine grained

and is loose

your welcome

brainliest? (;