Nutritional Sciences 132 exam 1 spring 1999

Nutritional Sciences 132 exam 1 spring 1999 - Nutritional...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Nutritional Sciences 132 EXAM 1 Spring 1999 Directions This exam includes 50 questions of equal weight. Check that you have all of the questions. You also need a computer answer sheet color-coded to match your question set. Use ONLY a No. 2 pencil. Write name and identification number on the computer answer sheet in the appropriate spaces, filling in the appropriate circles. Answer all questions on the computer answer sheet by filling in the circles. Choose the ONE best answer for each question. If necessary to change an answer, erase completely. Turn in your answer sheet at the back door. Show your question set, which you may then keep. You must turn in your answer sheet at the end of the 50-minute exam period. You are not allowed extra time to fill in ID or transfer answers from question set to answer sheet. You are expected to do that within the exam period THIS IS A BLUE EXAM
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
1. What proportion of the energy nutrients are digested and absorbed in the healthy human system? a) 60-69% b) 70-79% c) 80-89% d) 90-100% 2. Choose the correct statement about the GI tract. a) The function of the GI tract is to deliver nutrients to body cells. b) Longitudinal muscles, when constricted, serve as valves that confine substances to a particular region of the tract. c) Peristalsis occurs only in the small and large intestines. d) The large intestine accounts for 3/4 or more of the length of the entire tract. e) None of the above. 3. Identify the correct statement about GI secretions from among the following: a) Enzymes for digesting protein are produced only in the stomach. b) The small intestine produces hydrochloric acid for digesting carbohydrates. c) The liver produces bile, which aids in fat digestion. d) Approximately two cups of secretions containing various chemicals, enzymes, mucus, and hormones are poured into the GI tract daily. 4. Identify the structure(s) through which most nutrients are absorbed from your gastrointestinal tract into your body’s interior: a) lacteals b) large intestine c) liver d) stomach e) villi
Background image of page 2
5. Which of these combinations of terms is the best example of a secretion, its contents, and its source? a) saliva, protein-digesting enzymes, mouth b) bile, fat breakdown agents, liver c) mucus, protease enzyme, esophagus d) stomach acid, HCl, intestinal mucosa 6. Which is the correct statement about the body’s handling of water? a) Over 90% of all fluids in the GI tract are normally absorbed
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 19

Nutritional Sciences 132 exam 1 spring 1999 - Nutritional...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online