Microbiology with Diseases by Body System (5th Edition)
5th Edition
ISBN: 9780134477206
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Textbook Question
Chapter 26, Problem 1MC
A microbiome is composed of _____.
- a. single, pure populations
- b. all organisms in a locale
- c. all microbes in a location
- d. only the bacteria are considered
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Chapter 26 Solutions
Microbiology with Diseases by Body System (5th Edition)
Ch. 26 - A blogger stated that germs (microorganisms) are...Ch. 26 - Compare human, animal, and plant pathogens that...Ch. 26 - Bioterrorism in the Mail? Of course, John had had...Ch. 26 - A microbiome is composed of _____. a. single, pure...Ch. 26 - Prob. 2MCCh. 26 - In the environment, nutrients are generally _____....Ch. 26 - Prob. 4MCCh. 26 - Prob. 5MCCh. 26 - Nitrification converts _____. a. organic nitrogen...Ch. 26 - Prob. 7MC
Ch. 26 - Which of the following diseases is not caused by...Ch. 26 - Of the following characteristics, which would...Ch. 26 - Anammox reactions are ____. a. anaerobic and pan...Ch. 26 - Modified True/False 1. _____ Biofilms of...Ch. 26 - Prob. 2MTFCh. 26 - Modified True/False 3. __________ Aquatic...Ch. 26 - Prob. 4MTFCh. 26 - Prob. 5MTFCh. 26 - Fill in the Blanks 1. Leaching of compounds from...Ch. 26 - Prob. 2FIBCh. 26 - Prob. 3FIBCh. 26 - Prob. 4FIBCh. 26 - Prob. 5FIBCh. 26 - Prob. 1VICh. 26 - Prob. 2VICh. 26 - Prob. 1CTCh. 26 - Microbes are found mostly in topsoil, but some are...Ch. 26 - Prob. 3CTCh. 26 - Prob. 4CTCh. 26 - Prob. 5CTCh. 26 - Using the following terms, fill in the following...
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- which of the following is a result of colonization by mutualistic and commensal microbes? (multiple answers) a. the human microbiomes b. the gut microbiota c. gut dysbiosis d. enterotypes. E. A C. difficile infection.arrow_forwardA bacterium has the following characteristics:∙ It adheres to the human intestinal lining using a feature that protects it from phagocytes, bacteriophages, and dehydration∙ It can survive being boiled∙ It contains no plasmids and relatively little peptidoglycanWhich of the following characteristics allows this bacterium to adhere to the intestinal lining? Group of answer choices A. fimbriae B. pili C. an endospore D. a flagellumarrow_forward1. Research a microbe that is not native to Pennsylvania - state its location, reservoirs, symptoms, and how it is transmitted to people. If it is not transmitted to people, describe how it is transmitted to non-human animals. 2. Think about the environmental conditions in the area that your chosen organism is located and determine if that organism could possibly impact people (or non-human animals) if it was moved to Pennsylvania. If not, what would need to happen in order for that organism to have an impact?arrow_forward
- A bacterium which normally lives in the human body without causing any harm, but when circumstances are right they may cause disease is known as .... O a. Parasitic O b. Exotoxin producer O c. Invader O d. Endotoxin producer e. Opportunisticarrow_forwardThe collection of bacteria, archaea, and eukaryotic microbes that normally inhabit the human body are considered, _____________. a. opportunistic pathogens b. commensals c. microtubules d. obligate intracellular organismsarrow_forwardResident biota is absent from the a. pharynx. b. heart. c. intestine. d. hair follicles.arrow_forward
- Which of the following is a noncommunicable infectious disease? O a. infection acquired from the stick of a contaminated needle O b. skin infection acquired from a dog bite O. infection with a respiratory virus O d. food poisoning due to a preformed bacterial toxin in foodarrow_forwardThe largest density (greatest number) of bacteria on the surfaces of the human body Is found on (In) the O a. Lower respiratory tract O b. Skin O c. Stomach O d. Gastrointestinal tract O e. Moutharrow_forwardWhich of the following statements correctly describes exotoxins and endotoxins produced by various bacteria? A. endotoxins are secreted into the environment while the bacteria are still alive B. exotoxins are secreted into the environment while the bacteria are still alive C. exotoxins are only released into the environment when the bacteria die and their cell walls break down D. exotoxins are components of the outer membrane of the bacteria that produce themarrow_forward
- An infectious dose of several million cells in enteric infections seems like a lot. a. In terms of the size and abundance of microbes, could you see a cluster containing that many cells with the naked eye? b. About how long would it take an average bacterial species to reach the infectious dose of a million cells starting from a single cell? c. Why do enteric diseases require a relatively higher infectious dose than nonenteric diseases? d. Explain why antimicrobic therapy used on gram-negative bacterial infections could actually lead to illness rather than cure itarrow_forwardwhich of the following definitions is not technically correct? a. broad spectrum - effective against many different types of microbes b. bacteriostatic - prevents microbes from growing c. antibiotic - microbial or synthetic product that kills or inhibits growth of microbes. d. all of the above are correctarrow_forwardWhich of the following pairs id mismatched? A. Virologist – studies human immunodeficiency virus B. Microbial ecologist – studies bacteria that degrade oil C. Microbial physiologist – studies fermentation of sourdough bread D. Immunologist – studies ecology of Legionella pneumophilia Which of the following pairs is mismatched? A. Chemotheraphy – treatment of disease B. Pathogen – disease causing C. Vaccine - preparation of microorganisms D. Normal microbiota – harmfularrow_forward
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