For the first time in five years California authorities have issued a first stage smog alert, warning people in some areas of un
healthy levels of ozone in the air. Smog contains several dangerous chemical compounds beside ozone: sulfur dioxide, nitrogen dioxide, and carbon monoxide. Since it would be impossible to wear gas masks like those in the picture, a reasonable plan would be to
One reasonable plan would be to wear a face mask or surgical
mask. Take note that your surgical mask contains two sides – the white side and the
blue side. Since the main purpose of your mask usage is to prevent yourself
from inhaling too much bad air, the blue side of the mask should be the one
touching your skin. This is because the white side of your mask helps you
prevent from coming in contact with toxins that may come from the smog.
a) Proper functioning of body cells depends upon the precise regulation of the fluid surrounding them
Explanation:
Interstitial fluid comes out of blood vessels and it is present between the cell spaces. It surrounds and bath the cells. It is the major ECF fluid in the body.
Interstitial fluid carry the nutrients to the cell for their proper functioning.
After providing the nutrient it collects the waste material from cell and known as lymph.
Lymph drains into circulation of cardiovascular system.
