Question

Identify the correct order of sequential events in cardiac
cycle.
1) contraction of Atria, flow of blood into ventricles.
2) contraction of ventricles, blood flows into arteries.
3) relaxation of ventricles, AV valves closed.
4) blood flows into Atria.
A) 1, 2, 3, 4 B) 4, 1,2,3
C) 2, 3, 1,4 D) 3, 1, 2,4​

Answer 1

option b is the answer to your question

hope this would help you

plz mark as the brainliest

Answer 2

Answer:

contraction of ventricles,blood flows Into arteries