Microbiology: An Introduction (13th Edition)
13th Edition
ISBN: 9780134605180
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case, Derek Weber, Warner Bair
Publisher: PEARSON
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Chapter 24, Problem 5MCQ
Summary Introduction
Introduction:
Histoplasma capsulatum is the causative agent for Histoplasmosis. It has many names and it is seen in the immunosuppressed AIDS patient. Symptoms are seen as TB, treatment is done by antifungal agents.
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Match the terminology correctly with the definition in the table below (eg A=1).
TERMINOLOGY
DEFINITION
A. Aerosol
1. Disease caused by pathogen transfer
B. Airborne infection
2. Process to kill or remove pathogenic microorganism (not spores)
C. Asepsis
3. Organism capable of multiplication
D. Decontamination
4. Process to kill/remove all microorganisms including spores and viruses
E. Pathogen
5. Thick-walled resting cells formed by Gram+ organisms
F. Infection
6. Organism able to cause disease in a host
G. Disinfection
7. Suspension in air of finely dispersed solids or liquids
H. Viable microorganisms
8. Caused by inhaling airborne material carrying microbial contaminants
I. Sterilization
9. Prevention of microbial contamination
J. Spores (bacterial)
10. Disinfection or sterilization of contaminated articles
Four weeks after his arrival from Africa, a 24-year-old graduate student presents with blood in his urine. Microscopic
examination of his urine reveals the presence of eggs with terminal spines. In the interview he admits that he has
been working on his family's rice field occasionally since his early childhood. The most likely etiologic agent of his
complaint is
Select one:
O a. Entamoeba histolyica
b. Schistosoma haematobium
c. Fasciola hepatica
d. Schistosoma mansoni
e. Schistosoma japonicum
Choose the false statement below.
O Having Helicobacter pylori as part of the normal body flora decreases the likelihood that a person
will develop esophageal cancer.
O The normal skin flora of a newborn baby delivered by Caesarian section is the same as that of a
baby born via vaginal birth.
Babies born via vaginal birth are coated in a protective acidic film created by microbial
fermentation in the mother's vaginal canal.
Question 19
Choose the false statement below.
O A reservoir differs from a fomite as the reservoir is a place of microbial growth.
O An asymptomatic host of a microbe may be considered a reservoir if there is no disease state
present.
O Carriers of a disease show no symptoms nor do they shed microbes passing the disease to
someone else.
Chapter 24 Solutions
Microbiology: An Introduction (13th Edition)
Ch. 24 - DRAW IT Show the locations of the following...Ch. 24 - Compare and contrast mycoplasmal pneumonia and...Ch. 24 - Prob. 3RCh. 24 - Complete the following table.Ch. 24 - Under what conditions can the saprophytes...Ch. 24 - Prob. 6RCh. 24 - List the causative agent, mode of transmission,...Ch. 24 - Prob. 8RCh. 24 - Prob. 9RCh. 24 - Prob. 10R
Ch. 24 - Prob. 1MCQCh. 24 - No bacterial pathogen can be isolated from the...Ch. 24 - Prob. 3MCQCh. 24 - Match the following choices to the culture...Ch. 24 - Prob. 5MCQCh. 24 - Match the following choices to the culture...Ch. 24 - Prob. 7MCQCh. 24 - Prob. 8MCQCh. 24 - Prob. 9MCQCh. 24 - Prob. 10MCQCh. 24 - Prob. 1ACh. 24 - Prob. 2ACh. 24 - Prob. 3ACh. 24 - In August, a 24-year-old man from Virginia...Ch. 24 - Prob. 2CAECh. 24 - Prob. 3CAE
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- Define the following terms: a. endotoxin b. periplasmic space c. slime layer d. lipopolysaccharide e. pilusarrow_forwardIdentify: 1. Cell shape and arrangement in A? 2. Gram stain reaction in A? 3. Cell shape and arrangement in B? 4. Gram stain reaction in B? 5. Genus and species of B? (component of the normal flora of the skin)arrow_forwardI AM TRYING TO IDENTIFY THIS UNKNOWN. IMAGE 1 HAS TWO PICTURE OF CATALASE TEST AND BLOOD AGAR TEST. I believe it is one of the following: 1) S. pyo. 2)S. agal . 3)S.pneu. 4)E. faecalis 5)S. aureus 6)S epi. 7)S. sapro. 8)M. luteus Please let me know which test will i need out of the table to justify your reason of picking up the unknown and also how that test justifies it? what characteristics of that test made you pick the unknown?arrow_forward
- The organism tested on Blood Agar (plate shown furthest to the left) is: a. Micrococccus luteus b. Staphylococcus aureus. c. Staphylococcus epidermidis You know because of which specific features of the hemolytic reactionarrow_forwardStaphylococcus aureus has five types of toxins that help out with its virulence. They are enterotoxin, exofoliative toxin, toxic shock syndrome toxin, leukocidin and hemolysins. Please choose 3. Explain the damage they specifically can cause and how this is beneficial to the bacteria.arrow_forwardANSWER THE FOLLOWING QUESTIONS REGARDING THE FUNGI/INFECTION. 1. What is Histoplasma capsulatum? Give a description about it. 2. What are the causative agents of Histoplasma capsulatum? 3. What are the antigenic structure of Histoplasma capsulatum? 4. What is the drug of choice for Histoplasma capsulatum?arrow_forward
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