Microbiology Fundamentals: A Clinical Approach
3rd Edition
ISBN: 9781259709227
Author: Marjorie Kelly Cowan Professor, Heidi Smith
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 20.2, Problem 4AYP
Describe how our view has changed of normal biota present in the stomach.
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Which of the following statements about the microbiota of the intestines is false?
1)The bacterial population in the small intestine is sparse compared to that of the colon
2)Aerobes outnumber anaerobes 100 to 1
3)Bacteria in the intestines aid in the digestion of food substances
4)None of these choices are false
List the types of normal biota presently known to occupy the gastrointestinal tract.
Which of the following is NOT true about the transmission of diseases of the digestive system?
None of the other four answers (All are true)
Many are transmitted in food and/or water
The fecal-oral transmission cycle can be broken by proper food preparation and storage, and handwashing
The fecal-oral transmission cycle can be broken by proper sewage disposal and disinfection/filtration of drinking water
Some are transmitted from person to person directly or indirectly via the fecal-oral route
Chapter 20 Solutions
Microbiology Fundamentals: A Clinical Approach
Ch. 20.1 - Prob. 1AYPCh. 20.1 - List the natural defenses present in the...Ch. 20.1 - Prob. 1NPCh. 20.2 - List the types of normal biota presently known to...Ch. 20.2 - Describe how our view has changed of normal biota...Ch. 20.3 - List the possible causative agents, modes of...Ch. 20.3 - Prob. 6AYPCh. 20.3 - Prob. 7AYPCh. 20.3 - Identify the most important features of mumps,...Ch. 20.3 - Differentiate among the main types of hepatitis,...
Ch. 20.3 - Prob. 1MMCh. 20.3 - Prob. 2NPCh. 20.3 - Prob. 3NPCh. 20.3 - Q. Why are the effects of jaundice so widespread...Ch. 20.3 - Prob. 4NPCh. 20.4 - Prob. 10AYPCh. 20.4 - Prob. 11AYPCh. 20.4 - Prob. 12AYPCh. 20.4 - Prob. 5NPCh. 20 - Prob. 1QCh. 20 - Healthy teeth are important for good nutrition and...Ch. 20 - Prob. 3QCh. 20 - Prob. 4QCh. 20 - Why is heating food contaminated with...Ch. 20 - Prob. 6QCh. 20 - Prob. 7QCh. 20 - Prob. 8QCh. 20 - Prob. 9QCh. 20 - Prob. 10QCh. 20 - Why is it thought that the Shiga toxin in...Ch. 20 - Prob. 12QCh. 20 - Prob. 13QCh. 20 - Prob. 14QCh. 20 - Prob. 15QCh. 20 - Prob. 16QCh. 20 - Describe the populations that are most at risk for...Ch. 20 - Prob. 18QCh. 20 - Prob. 19QCh. 20 - Prob. 20QCh. 20 - Prob. 21QCh. 20 - From chapter 11, figure 11.2a. Imagine for a...
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- Styles D) Low blood pH Pane Which of the following is NOT an enzyme secreted into the small intestine as an aid to chemical digestion: A) Bile B) Lipase D) Amylasearrow_forwardA group of office workers has a party catered by ABC Catering. There is a build--your-own salad bar with lettuce and a variety of toppings. Two days after the party 60% of the attendees have nausea, vomiting, and diarrhea. An investigation by the county health department shows that the ABC Catering employee who prepared the salad bar ingredients was ill with the same gastrointestinal issues as the office workers. The employee used the same sink to wash his hands after going to the bathroom and to rinse the lettuce for the salad bar. Match the virus to the description to arrive at the most likley diagnosis for this outbreak. 1. This virus causes gastreoenteritis, but it mainly affects children, and immunity is life-long. So it is not the likely cause of this outbreak. 2. This virus is transmitted by the fecal-oral route, but it does not cause the signs and symptoms seen in…arrow_forwardWhich of the following digestive system structures is greatly expanded in size in HERBIVORES, resulting in a very large surface area for microbes to digest plant material? Group of answer choices rumen stomach cecum gall bladderarrow_forward
- Explain the difference between enterohemorrhagic, enterotoxigenic,enteroinvasive, enteropathogenic, enteroaggregative, anddiffusely adherent strains of E. coli.arrow_forwardE.coli is part of the normal microbiota of the intestines and can cause gastroenteritis. Explain why this one bacterial species is both beneficial and harmful.arrow_forward1.19. Digestive secretions of the stomach glands consisting mainly of protein-digesting enzymes, mucus, and hydrochloric acid 1. Saliva 2. Peptidases 3. Gastric juice 4. Chymearrow_forward
- Which of the following is NOT true about the transmission of diseases of the digestive system? Which option is the answer: 1. Many are transmitted in food and/or water 2. The fecal-oral transmission cycle can be broken by proper food preparation and storage, and handwashing 3. The fecal-oral transmission cycle can be broken by proper sewage disposal and disinfection/filtration of drinking water 4. Some are transmitted from person to person directly or indirectly via the fecal-oral route 5. None of the other four answers (All are true)arrow_forwardoY nia 9om 2WEns eau yem uoY.nizgsg.zu 27. Which of the following terms are synonyms? Circle all correct answers. beieng ewens e2U a) gastrointestinal tract b) digestive tract c) digestive system bo d) alimentary canalarrow_forwardWhich of the following diseases of the digestive system can be caused by bacteria? Group of answer choices appendicitis ulcers all of these diarrheaarrow_forward
- How can we describe an overview of API 20E . An overview of enterics- the microbiota within the gastrointestinal tract and their roles in both health (beneficial) and disease ( harmful)arrow_forwardThe main site of absorption of nutrients is in the 1) mouth 2) stomach 3) small intestine 4) large intestine 5) liverarrow_forward1: Bom 32 of 145 32. A 40-year-old woman with a history of gallbladder disease has pancreatitis. The most likely cause of the pancreatitis is a gallstone at which of the following sites? A) Common bile duct B) C) Cystic duct OD) Major duodenal papilla Common hepatic ductarrow_forward
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