Question 1

All of the following pertain to tuberculosis, except

Accepted Answer

A) live bacilli can remain dormant in the lungs and reactivate later in life. 
B) symptoms of active TB include low-grade fever, coughing, fatigue, weight loss, and night sweats. 
C) lung infection can disseminate to many other organs in extrapulmonary TB. 
D) the BCG vaccine is used in other countries. 
E) antimicrobials cannot treat and cure tuberculosis. 
A) live bacilli can remain dormant in the lungs and reactivate later in life. 
B) symptoms of active TB include low-grade fever, coughing, fatigue, weight loss, and night sweats. 
C) lung infection can disseminate to many other organs in extrapulmonary TB. 
D) the BCG vaccine is used in other countries. 
E) antimicrobials cannot treat and cure tuberculosis. E

Question 2

An 85-year-old man has been experiencing weight loss, night sweats, and a dry cough for several months and just recently he has begun coughing up sputum with tinges of blood in it.Following a chest X-ray showing some white spots on his lungs, an AFB (Mycobacterial) stain and culture were ordered and both were positive for the presence of mycobacteria.He has been PPD positive since his 20's.Which of the following most accurately describes his current situation?

Accepted Answer

A) latent tubercular infection 
B) primary tubercular infection 
C) systemic tuberculosis 
D) primary tubercular disease 
E) reactivation tuberculosis 
A) latent tubercular infection 
B) primary tubercular infection 
C) systemic tuberculosis 
D) primary tubercular disease 
E) reactivation tuberculosis E

Question 3

Which of the following is the most likely method if transmission of nocardiosis?

Accepted Answer

A) consuming contaminated home-preserved foods 
B) consuming unpasteurized milk 
C) inhaling dust containing cells of Nocardia 
D) touching an individual who has nocardiosis with an ungloved hand 
A) consuming contaminated home-preserved foods 
B) consuming unpasteurized milk 
C) inhaling dust containing cells of Nocardia 
D) touching an individual who has nocardiosis with an ungloved hand C

Question 4

What do the bacteria that cause botulism, tetanus, and diphtheria have in common?

Accepted Answer

A) Each of these diseases is caused by an endospore-forming bacterial species. 
B) Each of these diseases is caused by obligately anaerobic bacteria. 
C) Vaccines are widely used to prevent each of these diseases. 
D) Each of these bacteria make an exotoxin that is responsible for the disease. 
A) Each of these diseases is caused by an endospore-forming bacterial species. 
B) Each of these diseases is caused by obligately anaerobic bacteria. 
C) Vaccines are widely used to prevent each of these diseases. 
D) Each of these bacteria make an exotoxin that is responsible for the disease.

Question 5

Which of the following 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 6

Which of the following pertains to both tetanus and food-borne botulism?

Accepted Answer

A) It can be treated with antibiotics. 
B) It is caused by enterotoxins of the pathogen. 
C) Exotoxin blocks acetylcholine release. 
D) Nausea and diarrhea are symptoms. 
E) Treatment involves antitoxin therapy. 
A) It can be treated with antibiotics. 
B) It is caused by enterotoxins of the pathogen. 
C) Exotoxin blocks acetylcholine release. 
D) Nausea and diarrhea are symptoms. 
E) Treatment involves antitoxin therapy.

Question 7

Compare and contrast primary tuberculosis, secondary tuberculosis, and extrapulmonary tuberculosis.

Accepted Answer

Primary tuberculosis, secondary tubercul

Question 8

The fermentation by-products of Clostridium perfringens can destroy muscle structure in myonecrosis.

Accepted Answer

A) True 
 B)False

Question 9

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 10

Erysipeloid is transmitted by

Accepted Answer

A) inhalation of spores from hides and wool of animals. 
B) ingestion of improperly cooked hot dogs. 
C) an abrasion on skin coming in contact with infected swine or other animals. 
D) contaminated soil entering deep puncture wounds. 
E) respiratory secretions. 
A) inhalation of spores from hides and wool of animals. 
B) ingestion of improperly cooked hot dogs. 
C) an abrasion on skin coming in contact with infected swine or other animals. 
D) contaminated soil entering deep puncture wounds. 
E) respiratory secretions.

Question 11

Mycobacterium bovis is attenuated and used in the _____ vaccine.

Accepted Answer

The answer of Mycobacterium bovis is attenuated and used in...

Question 12

In both botulism and tetanus, respiratory muscles cannot facilitate breathing and, if untreated, respiratory collapse leads to death.

Accepted Answer

A) True 
 B)False

Question 13

Listeria monocytogenes does not grow in refrigerated foods.

Accepted Answer

A) True 
 B)False

Question 14

The food-borne disease that involves neurotoxin is

Accepted Answer

A) gastrointestinal anthrax. 
B) Bacillus cereus intoxication. 
C) botulism. 
D) Clostridium perfringens gastroenteritis. 
E) All of these choices are correct. 
A) gastrointestinal anthrax. 
B) Bacillus cereus intoxication. 
C) botulism. 
D) Clostridium perfringens gastroenteritis. 
E) All of these choices are correct.

Question 15

For which of the following diseases does the "feather test" provide evidence of early infection?

Accepted Answer

A) tuberculosis 
B) botulism 
C) tetanus 
D) leprosy 
E) anthrax 
A) tuberculosis 
B) botulism 
C) tetanus 
D) leprosy 
E) anthrax

Question 16

_____ is a chronic progressive disease of the skin and nerves caused by Mycobacterium leprae.

Accepted Answer

The answer of _____ is a chronic progressive disease of...

Question 17

All of the following are typical of nocardiosis, except

Accepted Answer

A) it may be caused by Nocardia brasiliensis, Nocardia asteroides, or Nocardia caviae. 
B) infections may involve the lungs, the skin, or subcutaneous sites. 
C) nocardiosis usually develops in individuals with a healthy immune response. 
D) symptoms of pulmonary nocardiosis may resemble the symptoms of tuberculosis. 
A) it may be caused by Nocardia brasiliensis, Nocardia asteroides, or Nocardia caviae. 
B) infections may involve the lungs, the skin, or subcutaneous sites. 
C) nocardiosis usually develops in individuals with a healthy immune response. 
D) symptoms of pulmonary nocardiosis may resemble the symptoms of tuberculosis.

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 spore-forming, 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 spore-forming, gram-positive bacillus.

Question 19

All of the following are true about diphtheria toxin, except

Accepted Answer

A) it inhibits cellular protein synthesis. 
B) it must be neutralized with antitoxin. 
C) it primarily targets the heart and nerves. 
D) it is an exotoxin. 
E) antitoxin (DAT) comes from immunized human plasma donors. 
A) it inhibits cellular protein synthesis. 
B) it must be neutralized with antitoxin. 
C) it primarily targets the heart and nerves. 
D) it is an exotoxin. 
E) antitoxin (DAT) comes from immunized human plasma donors.

Question 20

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.

Exam 19: The Gram-Positive Bacilli of Medical Importance

All of the following pertain to tuberculosis, except

Which of the following is the most likely method if transmission of nocardiosis?

What do the bacteria that cause botulism, tetanus, and diphtheria have in common?

Which of the following causes a non-communicable pulmonary infection that resembles tuberculosis?

Which of the following pertains to both tetanus and food-borne botulism?

Compare and contrast primary tuberculosis, secondary tuberculosis, and extrapulmonary tuberculosis.

The fermentation by-products of Clostridium perfringens can destroy muscle structure in myonecrosis.

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

Erysipeloid is transmitted by

Mycobacterium bovis is attenuated and used in the _____ vaccine.

In both botulism and tetanus, respiratory muscles cannot facilitate breathing and, if untreated, respiratory collapse leads to death.

Listeria monocytogenes does not grow in refrigerated foods.

The food-borne disease that involves neurotoxin is

For which of the following diseases does the "feather test" provide evidence of early infection?

_____ is a chronic progressive disease of the skin and nerves caused by Mycobacterium leprae.

All of the following are typical of nocardiosis, except

Leprosy is a disease

All of the following are true about diphtheria toxin, except

Botulin, the toxin of botulism is

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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