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Unformatted text preview: NPB 114 Practice MT#2 Matching (1 pt each) a. Acinar cell d. Chief cell b. Endocrine cell e. Mucous cell c. Parietal cell ____ 1. Produces an alkaline fluid to protect the stomach ____ 2. Its product is released into the bloodstream ____ 3. Produces pepsinogen a. Fundus d. LES b. Body e. Pyloric Sphincter c. Antrum ____ 4. Stretchy upper portion of the stomach that accomodates food ____ 5. Separates the duodenum from the stomach Multiple Choice (3 pts each) ____ 6. All phases of swallowing are initiated involuntarily, EXCEPT for the ______ phase. a. Oral d. Gastric b. Pharyngeal e. None of the above c. Esophageal ____ 7. What can increase the force of contraction in the esophagus? a. Cold in the esophagus b. Stretch in the esophageal smooth muscle c. Stimulation of tongue touch receptors d. Vagotomy e. Two of the above increase the force of contraction ____ 8. Contraction of the _____________ closes off the nasopharynx during swallowing. a. Lips d. Inner pharyngeal set b. Upper esophageal sphincter e. Outer pharyngeal set c. Levitators ____ 9. If the nasopharynx were physically blocked, what would be the consequence? a. Air will be directed into the esophagus, not the trachea b. We could NOT taste food c. Swallowing could NOT occur d. We could not breathe through the nose e. Two of the above would be consequences ____ 10. A toxin inhibits myosin light chain kinase. In humans, what region will be affected by the toxin? a. The stomach d. The upper 1/3 of the esophagus b. The tongue e. The diaphragm c. The oropharynx ____ 11. Suppose that a very long lag phase was observed following ingestion of food items. What could be the reason? a. The food items are a liquid b. The food items are large in diameter c. The consumer had a vagotomy d. The food items contain zero calories e. Two of the above are correct answers to this question....
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This note was uploaded on 08/06/2008 for the course NPB 114 taught by Professor Bautista during the Spring '08 term at UC Davis.
- Spring '08