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.
Answer:
fresh fruits ,fresh vegetables ,whole grains ,proteins ,dairy...flexibility exercises/yoga/ aerobic activities/tag...biking/ ...SILVER PEAKS Height Growth Maximizer
Explanation:
