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the respiratory sys.
drugs and the respiratory system-CAHS
| Question | Answer |
|---|---|
| Monitors carbon dioxide in the blood | medulla oblongata |
| the diaphragm contracts and the rib cage rises up | inhalation |
| large,flat muscel at the bottom of chest cavity | diaphragm |
| fills the lungs as air rushes into the breathing passages | atmospheric pressure |
| a passive event | exhalation |
| controlled by the medulla oblongata | breathing |
| diffueses into the blood | oxygen |
| sealed in pleural membranes inside the chest cavity | lungs |
| diffuses into the alveolus | carbon dioxide |
| takes place in the alveoli | gas exchange |
| subdivide into millions of tiny air sacs called alveoli | bronchioles |
| contains two elastic fields of tissue called vocal cords | larynx |
| windpipe | trachea |
| sweep particles and mucus to the throat | cilia |
| mositens air and traps particles of dust or smoke | mucus |
| enters the nose or mouth and moves to the pharynx | air |
| the release of energy fron the breakdown of food | cellular respiration |
| the exchange of oxygen and carbon dioxide between the blood, the air and tissues | the respiratory system |
| reduces life expectancy | smoking |
| deadly because its cells can spread to other locations | lung cancer |
| the loss of elasticity in lung tissue | emphysema |
| contains compounde that are known to cause cancer | tar |
| paralyze the cilia | nicotine and carbon monoxide |
| a stimulant that increases heart rate and blood pressure | nicotine |
| a posinous gas that blocks the transport of oxygen by hemoglobin in the blood | carbon monoxide |
Created by:
Destini2010
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