Ex4B.S09 - Name Lab Section BIOL 302 EXAM 4 Blue 8 May 2009...

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Name ___________________________ Lab Section ____ BIOL 302 EXAM 4 Blue 8 May 2009       Directions: Choose the one best answer for each question. If a question seems ambiguous or seems to have more than one correct answer or no correct answer, you may explain your reason for choosing the answer you did (and eliminating the other answers) with a brief comment written in the table below. You will get credit for the question if your reasoning is correct. To submit comments for consideration, fill in your name and lab section on this page and hand it in together with your scantron. Question Number Answer Chosen R e a s o n i n g
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++ SENTENCE COMPLETION ++ In this group of questions, select the answer choice that best completes the statement or best answers the question. 1. The folds of the mucosa of the stomach are called _____. A. lesser omentum B. circular folds C. haustra D. sinusoids E. rugae 2. Which of the following regions of the gastrointestinal tract contain skeletal muscle? 1. esophagus 2. stomach 3. pyloric sphincter 4. large intestine 5. rectum 6. anus A. 1, 2, 3, 5, 6 B. 1, 3, 6 C. 2, 3, 5 D. 3, 6 E. 1, 6 3. In the diagram of the fetal pig, the ileocecal valve marks the beginning of the structure indicated by _____. A. A B. B C. C D. D E. E Use the following graph to answer questions 4 to 6. 4. At which point do the effects of the limbic system predominate? A. A B. B C. C D. D E. E 5. At which point is a decrease in the concentration of lactic acid contributing to the observed changes? A. A B. B C. C D. D E. E 6. Factors contributing to the increasing heart rate at point C include all of the following, EXCEPT _____. A. proprioceptor input to the brain B. stretching of the heart C. increased activity in the vagus nerve D. secretion of epinephrine from the adrenal medulla E. increased sympathetic tone
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BIOL 302 Spring 2009 Exam 4 Blue page 2 of 6 7. Peyer’s patches are ___ and are a distinctive histological characteristic of the ___. A. mucus-secreting glands; duodenum B. clusters of enteroendocrine cells; stomach C. lymph nodes; duodenum D. mucus-secreting glands; ileum E. lymph nodes; ileum 8. In the small intestine, ____ increase the surface area for absorption and are most frequent in the ____. A. circular folds; duodenum B. circular folds; ileum C. rugae; duodenum D. villi; ileum E. villi; jejunum 9. During submaximal exercise, the overall systemic vascular resistance (SVR) typically ____ and cardiac output ____. This results in an overall _____ in blood pressure. A. remains the same, increases; increase
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This note was uploaded on 11/06/2010 for the course BIOL 302 taught by Professor De during the Spring '08 term at Purdue.

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Ex4B.S09 - Name Lab Section BIOL 302 EXAM 4 Blue 8 May 2009...

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