Microbiology: A Systems Approach
5th Edition
ISBN: 9781259706615
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Chapter 13, Problem 2MCQ
Summary Introduction
Introduction:
A holobiont includes the human body along with resident biota. The humans are connected with a vast array of microbes known as resident biota. These microbes of resident biota also prevent the overgrowth of harmful microorganisms.
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Which of the following statements is incorrect?
a. Mucosal surfaces are better than skin surfaces at supporting colonization by commensal microorganisms.
b. The skin provides a larger surface area than mucosal surfaces for commensal microorganisms.
c. There are ten times as many bacteria residing in the intestinal tract than the number of cells in the human body.
d. It is common for commensal bacteria to live in symbiosis with their human hosts.
e. During gestation in mammals, a fetus does not have any commensal microorganisms on their skin or mucosal surfaces.
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Chapter 13 Solutions
Microbiology: A Systems Approach
Ch. 13.1 - Prob. 1AYPCh. 13.1 - Identify the sites where normal biota is found in...Ch. 13.1 - Discuss how the Human Microbiome Project has...Ch. 13.2 - Prob. 4AYPCh. 13.2 - Differentiate between a microbes pathogenicity and...Ch. 13.2 - List the steps a microbe has to take to get to the...Ch. 13.2 - Prob. 7AYPCh. 13.2 - Prob. 8AYPCh. 13.2 - Prob. 9AYPCh. 13.2 - Prob. 10AYP
Ch. 13.2 - Prob. 11AYPCh. 13.2 - Draw and label a curve representing the course of...Ch. 13.2 - Prob. 13AYPCh. 13.2 - List six different modes of horizontal...Ch. 13.2 - Define healthcare-associated infection, listing...Ch. 13.2 - List Kochs postulates, and explain alternative...Ch. 13.3 - Summarize the goals of epidemiology and the role...Ch. 13.3 - Identify why some diseases are notifiable, and...Ch. 13.3 - Prob. 19AYPCh. 13.3 - Discuss the three major types of epidemics, and...Ch. 13.3 - Prob. 21AYPCh. 13 - Prob. 1MCQCh. 13 - Prob. 2MCQCh. 13 - Prob. 3MCQCh. 13 - Prob. 4MCQCh. 13 - Prob. 5MCQCh. 13 - Prob. 6MCQCh. 13 - Prob. 7MCQCh. 13 - Prob. 8MCQCh. 13 - A positive antibody test for HIV would be a...Ch. 13 - Prob. 10MCQCh. 13 - Prob. 11TFCh. 13 - Prob. 12TFCh. 13 - Prob. 13TFCh. 13 - Prob. 14TFCh. 13 - Prob. 15TFCh. 13 - Based upon data from the Human Microbiome Project...Ch. 13 - Prob. 2CTQCh. 13 - Prob. 3CTQCh. 13 - Prob. 4CTQCh. 13 - Prob. 5CTQCh. 13 - Prob. 1VCCh. 13 - Appendix D provides guidance for working with...
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