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Sample Midterm 3 - NPB Sa mple Midterm 3 1 Which of the...

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NPB Sample Midterm 3 1. Which of the following structures serves as a common passageway for both the respiratory and digestive systems? a. nose b. pharynx c. trachea d. bronchi e. esophagus 2. Systemic venous P O2 is __________ alveolar P O2 , and systemic venous P CO2 is __________ alveolar P CO2 . 3. Hemoglobin has the greatest affinity for 4. Approximately what percent of carbon dioxide transported in the blood is in the form of bicarbonate? 5. The minimum volume of air that remains in the lungs after a maximal expiration is termed the a. tidal volume. b. functional residual capacity. c. residual volume. d. vital capacity. e. no air remains in the lungs after maximal expiration. 6. When the diaphragm contracts 7. Which is the primary absorptive organ of the digestive system?
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8. The enteric nervous system 9. Swallowing a. includes the movement of the bolus from the mouth to the stomach. b. includes only the movement of the bolus from the mouth to the esophagus. c. is a sequentially programmed, multiple response, all-or-none reflex. d. Both (a) and (c) above. e. Both (b) and (c) above.
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