B. Epinephrine. That's what gives ya an adrenaline rush.
Answer:
<u>C aggression </u>
<u>Hope</u><u> </u><u>it</u><u> </u><u>helps</u>
Answer:
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.'