Function of atrial valve​

The heart consists of four chambers, two atria (upper chambers) and two ventricles (lower chambers). There is a valve through which blood passes before leaving each chamber of the heart. The valves prevent the backward flow of blood.

hello, i am sorry but i dont feel that this is anything that anyone can you with! this is based off of what you learned and how you felt form the exercises if you ever need anything else let me know!

jomady. when the body perspires due to the temperature rising, trepidation, exercise, or a disease known as hyperhidrosis, then you would lose the sodium and potassium stored in your body, also known as the na+/k+-atpase enzyme.