The answer is A
Transport 1 describes passive transport by diffusion
During a cardiac cycle, TWO of the four chambers contract at any one time. Cardiac cycle refers to the events that occur with every heart beat. The heart is divided into four chamber which are the right and the left ventricles an the left and the right atrium.
Carbondioxide is the main input
D because destroying toxens and destroying tissues are caused by bacteria
Answer:
![Body\ surface\ area=\sqrt {\frac {Weight\times Height}{3600}}](https://tex.z-dn.net/?f=Body%5C%20surface%5C%20area%3D%5Csqrt%20%7B%5Cfrac%20%7BWeight%5Ctimes%20Height%7D%7B3600%7D%7D)
Explanation:
Skin covers all the body surfaces. The purpose of the skin is protect the body against infection, injury, heat or cold and also to store water and vitamins.
Body surface area is measure of surface area of the human body. It is measured in
.
<u>There are many ways to measure the skin surface area of the body but the formula which is widely used is Mosteller formula, which is:</u>
![Body\ surface\ area=\sqrt {\frac {Weight\times Height}{3600}}](https://tex.z-dn.net/?f=Body%5C%20surface%5C%20area%3D%5Csqrt%20%7B%5Cfrac%20%7BWeight%5Ctimes%20Height%7D%7B3600%7D%7D)