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Health Ch 1

respiration and excretion

about 1/5 of the air you breathe is.. oxygen
the exchange of carbon dioxide for oxygen takes place in the air sacs
red blood cells flow back to the heart through.. veins
when your cells use oxygen to break down sugar, the result is... energy
When it's hot out, the body excretes water through... your breath
most of the carbon dioxide produced by the body cells is carried away by the liquid part of the blood called.. plasma
the body gets rid of excess water through..(three answers) skin, kidneys, lungs
the process of breathing in ... inhale
What is one way the body maintains a normal body temperature excretes water
the red blood cells carry... oxygen
about how many times a day do the kidneys clean the blood.. about 40 times
what part of the respiratory system prepares the air for your lungs nose
nutrients are carried in the blood by the... plasma
a gas produced by the cells as they work.. carbon dioxide
after giving up their oxygen, what color are red blood cells returning to the heart purplish
mucus is produced by the... lining of the nose
name the group of organs that get rid of cell waste such as nitrogen excretory system
what organs filter nitrogen waste from the blood kidneys
how does carbon dioxide get from your body cells into the air around you first, it passes from the cells back into the blood. the red blood cells carry the waste back to the heart through the veins
Created by: ddolan