MEDA 120 Survey/Anatomy/Physiology - The Respiratory System, Set #4
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Created by:
JillSuzanne on May 27, 2012
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MEDA 120
"The Human Body in Health & Disease"; Thibodeau & Patton
CH. 14 - The Respiratory System
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14 terms
Terms | Definitions |
|---|---|
 lung | organ of respiration; right side has three lobes and left side has two lobes |
| pleura | the serous membrane in the thoracic cavity |
| pleurisy | inflammation of the pleura |
| atelectasis | total or partial collapse of the alveoli of the lung |
| pneumothorax | abnormal condition in which air is present in the pleural space surrounding the lung, possibly causing collapse of the lung |
| hemothorax | abnormal condition in which blood is present in the pleural space surrounding the lung, possibly causing collapse of the lung |
| respiration | breathing or pulmonary ventilation |
| pulmonary ventilation | breathing; process that moves air in and out of the lungs |
| external respiration | the exchange of gases between air in the lungs and in the blood |
| internal respiration | the exchange of gases that occurs between the blood and cells of the body |
| inspiration | moving air into the lungs; opposite of exhalation or expiration; also known as inhalation |
| expiration | moving air out of the lungs; opposite of inhalation, or inspiration; also known as exhalation |
| inspiratory muscles | the muscles that increase the size of the thorax, including the diaphragm and external intercostals, and allow air to rush into the lungs |
| expiratory muscles | muscles that allow more forceful expiration to increase the rate and depth of ventilation; the internal intercostals and the abdominal muscles |
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