The stroke volume multiplied by the ___ gives cardiac output
The cardiac activity could be moderated by the autonomous neural system. Tick the correct answer. (a) The parasympathetic system stimulates heart rate and stroke volume (b) The sympathetic system stimulates heart rate and stroke volume (c) The parasympathetic system decrease the heart rate but increase stroke volume (d) The sympathetic system decreases the heart rate but increases stroke volume
What would be the cardiac output of a person having 72 heart beats per minute and a stroke volume of 50 mL ?
Go through the following statements:
(i) The stroke volume multiplied by heart rate gives the cardiac output.
(ii) The second heart sound is associated with the closure of semilunar valves.
(iii) Heart failure is the same as cardiac arrest or a heart attack.
Which of these are correct?