Biology Ch 30 & 32
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Created by:
purplezebras on May 28, 2012
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20 terms
Terms | Definitions |
|---|---|
 pulmonary artery | carries blood from right ventricle to lung |
| homeostasis | occurs when your heart and breathing speed up or slow down |
| alveoli | oxygen diffuses into the blood from this |
| concentration of molecules dissolved in plasma determines... | whether molecules diffuse into or out of the blood |
| asthma, emphysema and cystic fibrosis | respitory diseases that make gas exchange more difficult |
| blood pressure | measurement of the force against the wall of an artery |
| what red blood cells carry | oxygen and carbon dioxide |
| water | is required for alost every chemical reaction in every cells of the body |
| fish | good source of lean protein |
| vitamin C | vital for maintaining healthy cartilage and bone |
| carbohydrates | main source of energy for the body |
| fats | should be eaten in limited quantities |
| where digestion begins | mouth |
| peristalsis | smooth muscle contractions that push food through the digestive syste |
| where water is absorbed | large intestine |
| another phrase for absorption | taking up nutrients |
| function of liver | produce bile |
| nephrons | blood filtering units inside the kidney |
| main role of the skin in the excretory system | release excess water and salts |
| another function of the kidneys | maintain proper pH |
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