Answer:
The atria and ventricles are separated by the mitral and bicuspid valves.
Explanation:
The atria undergo atrial systole, a brief contraction of the atria that ejects blood from the atria through the valves and into the ventricles.
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Answer:
Acute strains
Apology:
Im sorry if this is incorrect
Vascetomy for males. This makes it impossible to reproduce.
