Name the five cardiac cycle activities starting with excitation and ending with regulation of blood flow and volume.

Question

Biology

Brodie Sherman

24 May, 16:58

Name the five cardiac cycle activities starting with excitation and ending with regulation of blood flow and volume.

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Alaina Castro · Answer 1

1) Excitation brings about contraction.

2) Contraction leads to an increase in blood pressure.

3) Changes in blood pressure results in the opening and closing of the heart valves.

4) The opening and closing of heart valves then regulates the flow of blood and it's volume.