Question 1

Which of the following is NOT characteristic of Actinomyces israelii?

Accepted Answer

A) Important for compost production 
B) Found in soil 
C) Rods with colonies displaying hyphael growth 
D) Strict aerobe 
E) Non-endospore former 
A) Important for compost production 
B) Found in soil 
C) Rods with colonies displaying hyphael growth 
D) Strict aerobe 
E) Non-endospore former D

Question 2

A diagnosis of tuberculosis involves:

Accepted Answer

A) chest X-ray. 
B) acid fast stain of sputum. 
C) sputum culture. 
D) tuberculin skin test. 
E) All of the choices are correct. 
A) chest X-ray. 
B) acid fast stain of sputum. 
C) sputum culture. 
D) tuberculin skin test. 
E) All of the choices are correct. E

Question 3

Botulin, the toxin of botulism is:

Accepted Answer

A) not as virulent as tetanospasmin. 
B) detected and diagnosed by analyzing a patient's blood. 
C) the cause of rigid paralysis. 
D) only produced under anaerobic conditions. 
E) produced when spores germinate in the intestines of adults after ingesting contaminated food. 
A) not as virulent as tetanospasmin. 
B) detected and diagnosed by analyzing a patient's blood. 
C) the cause of rigid paralysis. 
D) only produced under anaerobic conditions. 
E) produced when spores germinate in the intestines of adults after ingesting contaminated food. D

Question 4

Which is not correct about Bacillus cereus?

Accepted Answer

A) present in soil 
B) produce enterotoxins 
C) causes foodborne intoxication 
D) causes a zoonosis 
E) associated with cooked rice, potato, and meat dishes that are stored at room temperature 
A) present in soil 
B) produce enterotoxins 
C) causes foodborne intoxication 
D) causes a zoonosis 
E) associated with cooked rice, potato, and meat dishes that are stored at room temperature

Question 5

This organism can infect deeper wound sites and produce exotoxins, enzymes, and gas that cause tissue and muscle necrosis:

Accepted Answer

A) Clostridium botulinum 
B) Clostridium perfringens 
C) Clostridium difficile 
D) Clostridium tetani 
E) All of the choices are correct. 
A) Clostridium botulinum 
B) Clostridium perfringens 
C) Clostridium difficile 
D) Clostridium tetani 
E) All of the choices are correct.

Question 6

Propionibacterium acnes is normal flora of sebaceous glands of the skin.

Accepted Answer

A) True 
 B)False

Question 7

The granulomas that develop in the lung tissue during tuberculosis are termed _____.

Accepted Answer

The answer of The granulomas that develop in the lung...

Question 8

This type of anthrax is called "wool-sorter's disease":

Accepted Answer

A) pulmonary. 
B) gastrointestinal. 
C) cutaneous. 
D) All of the choices are correct. 
E) None of the choices are correct. 
A) pulmonary. 
B) gastrointestinal. 
C) cutaneous. 
D) All of the choices are correct. 
E) None of the choices are correct.

Question 9

Causes a non-communicable pulmonary infection that resembles tuberculosis:

Accepted Answer

A) Mycobacterium avium complex (MA
C)  
B) Mycobacterium kansasii 
C) Mycobacterium scrofulaceum 
D) Mycobacterium fortuitum complex 
E) Mycobacterium marinum 
A) Mycobacterium avium complex (MA
C)  
B) Mycobacterium kansasii 
C) Mycobacterium scrofulaceum 
D) Mycobacterium fortuitum complex 
E) Mycobacterium marinum

Question 10

The common soil mycobacteria that frequently cause systemic infection and death in AIDS patients is:

Accepted Answer

A) Mycobacterium avium complex (MA
C) . 
B) Mycobacterium kansasii. 
C) Mycobacterium scrofulaceum. 
D) Mycobacterium fortuitum complex. 
E) Mycobacterium marinum. 
A) Mycobacterium avium complex (MA
C) . 
B) Mycobacterium kansasii. 
C) Mycobacterium scrofulaceum. 
D) Mycobacterium fortuitum complex. 
E) Mycobacterium marinum.

Question 11

Botulism will always be a threat for people who:

Accepted Answer

A) are meat eaters. 
B) are vegetarians. 
C) have a weakened immune system. 
D) consume home-preserved foods. 
E) eat often in restaurants. 
A) are meat eaters. 
B) are vegetarians. 
C) have a weakened immune system. 
D) consume home-preserved foods. 
E) eat often in restaurants.

Question 12

Tuberculin skin testing:

Accepted Answer

A) injects PPD intradermally. 
B) uses a purified protein filtrate of Mycobacterium tuberculosis. 
C) will be positive if person has had previous exposure. 
D) will be positive in active TB. 
E) All of the choices are correct. 
A) injects PPD intradermally. 
B) uses a purified protein filtrate of Mycobacterium tuberculosis. 
C) will be positive if person has had previous exposure. 
D) will be positive in active TB. 
E) All of the choices are correct.

Question 13

Which is not correct about Mycobacterium species?

Accepted Answer

A) all species are human pathogens 
B) cell walls have waxy lipids 
C) acid fast 
D) usually have a slow growth rate 
E) long, slender rods 
A) all species are human pathogens 
B) cell walls have waxy lipids 
C) acid fast 
D) usually have a slow growth rate 
E) long, slender rods

Question 14

Swimming pool granuloma is caused by:

Accepted Answer

A) Mycobacterium avium complex (MA
C) . 
B) Mycobacterium kansasii. 
C) Mycobacterium scrofulaceum. 
D) Mycobacterium fortuitum complex. 
E) Mycobacterium marinum. 
A) Mycobacterium avium complex (MA
C) . 
B) Mycobacterium kansasii. 
C) Mycobacterium scrofulaceum. 
D) Mycobacterium fortuitum complex. 
E) Mycobacterium marinum.

Question 15

All of the following pertain to infant botulism, except:

Accepted Answer

A) symptoms include "floppy baby" appearance. 
B) neurotoxin is not involved in the disease process. 
C) ingested spores can germinate in the immature intestines of the neonate. 
D) symptoms include flaccid paralysis and respiratory complications. 
E) it is the most common type of botulism in the United States. 
A) symptoms include "floppy baby" appearance. 
B) neurotoxin is not involved in the disease process. 
C) ingested spores can germinate in the immature intestines of the neonate. 
D) symptoms include flaccid paralysis and respiratory complications. 
E) it is the most common type of botulism in the United States.

Question 16

In addition to antimicrobics, patients with diphtheria are treated with _____.

Accepted Answer

The answer of In addition to antimicrobics, patients with diphtheria...

Question 17

Thoracic _____ is a complication of a burst appendix or gunshot wound.

Accepted Answer

The answer of Thoracic _____ is a complication of a...

Question 18

Leprosy is a disease:

Accepted Answer

A) of lung tissue. 
B) that has been eradicated around the world. 
C) caused by a pathogen that cannot be cultured in the lab. 
D) can be diagnosed by the Mantoux test. 
E) caused by a sporeforming, gram-positive bacillus. 
A) of lung tissue. 
B) that has been eradicated around the world. 
C) caused by a pathogen that cannot be cultured in the lab. 
D) can be diagnosed by the Mantoux test. 
E) caused by a sporeforming, gram-positive bacillus.

Question 19

Mycobacterium tuberculosis:

Accepted Answer

A) produces several virulence factor enzymes and an exotoxin. 
B) has a cord factor that can prevent destruction by lysosomes and macrophages. 
C) is a spore former. 
D) has a capsule. 
E) lives in the soil. 
A) produces several virulence factor enzymes and an exotoxin. 
B) has a cord factor that can prevent destruction by lysosomes and macrophages. 
C) is a spore former. 
D) has a capsule. 
E) lives in the soil.

Question 20

A black eschar develops on the hand or arm of a patient with erysipeloid.

Accepted Answer

A) True 
 B)False

Exam 19: The Gram-Positive Bacilli of Medical Importance

Which of the following is NOT characteristic of Actinomyces israelii?

A diagnosis of tuberculosis involves:

Botulin, the toxin of botulism is:

Which is not correct about Bacillus cereus?

This organism can infect deeper wound sites and produce exotoxins, enzymes, and gas that cause tissue and muscle necrosis:

Propionibacterium acnes is normal flora of sebaceous glands of the skin.

The granulomas that develop in the lung tissue during tuberculosis are termed _____.

This type of anthrax is called "wool-sorter's disease":

Causes a non-communicable pulmonary infection that resembles tuberculosis:

The common soil mycobacteria that frequently cause systemic infection and death in AIDS patients is:

Botulism will always be a threat for people who:

Tuberculin skin testing:

Which is not correct about Mycobacterium species?

Swimming pool granuloma is caused by:

All of the following pertain to infant botulism, except:

In addition to antimicrobics, patients with diphtheria are treated with _____.

Thoracic _____ is a complication of a burst appendix or gunshot wound.

Leprosy is a disease:

Mycobacterium tuberculosis:

A black eschar develops on the hand or arm of a patient with erysipeloid.

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host--The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Negative Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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