Sample Midterm 3

Sample Midterm 3 - NPB Sa mple Midterm 3 1 Which of the following structures serv es as a common passageway for both the respiratory and digestive

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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 . a. greater than, greater than. b. greater than, less than. c. less than, greater than. d. less than, less than. e. equal to, equal to. 3. Hemoglobin has the greatest affinity for a. carbon dioxide. b. oxygen. c. carbon monoxide. d. nitrogen. e. sulfur dioxide. 4. Approximately what percent of carbon dioxide transported in the blood is in the form of bicarbonate? a. 1.5 b. 10 c. 30 d. 60 e. 100 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 a. the volume of the thoracic cavity increases. b. lung volume increases as the lungs are forced to expand. c. the intra-alveolar pressure increases. d. Both (a) and (b) above. e. All of these answers. 7. Which is the primary absorptive organ of the digestive system? a. salivary glands. b. oral cavity. c. stomach. d. small intestine. e. colon.
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8. The enteric nervous system a. includes the myenteric plexes. b. includes the submucosal plexes. c. includes vagal nerve efferents. d. Both (a) and (b) above. e. Both (a) and (c) above. 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. 10. The pyloric sphincter is located between the a. esophagus and stomach. b. oral cavity and esophagus. c. large intestine and rectum. d. small intestine and large intestine. e. stomach and small intestine.
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This note was uploaded on 04/03/2010 for the course NPB 53422 taught by Professor Debello/usrey during the Spring '10 term at UC Davis.

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Sample Midterm 3 - NPB Sa mple Midterm 3 1 Which of the following structures serv es as a common passageway for both the respiratory and digestive

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