Question 1

Although many viruses can cause meningitis,the most common viral cause is

Accepted Answer

A) herpes simplex. 
B) cytomegalovirus. 
C) arbovirus. 
D) enterovirus. 
E) arenavirus. 
A) herpes simplex. 
B) cytomegalovirus. 
C) arbovirus. 
D) enterovirus. 
E) arenavirus.

Question 2

Prions can be transmitted by all of the following except

Accepted Answer

A) ingesting brain material. 
B) ingesting meat from infected animals. 
C) surgical instruments. 
D) cornea transplants. 
E) All of the choices have been documents as methods of prion transmission. 
A) ingesting brain material. 
B) ingesting meat from infected animals. 
C) surgical instruments. 
D) cornea transplants. 
E) All of the choices have been documents as methods of prion transmission.

Question 3

The normal biota of the CNS consists of

Accepted Answer

A) Neisseria meningitidis. 
B) herpes simplex I. 
C) herpes simplex II. 
D) Streptococcus agalactiae. 
E) The CNS has no normal biota. 
A) Neisseria meningitidis. 
B) herpes simplex I. 
C) herpes simplex II. 
D) Streptococcus agalactiae. 
E) The CNS has no normal biota.

Question 4

Spongiform encephalopathies are

Accepted Answer

A) associated with abnormal,transmissible,protein in the brain. 
B) chronic,fatal infections of the nervous system. 
C) caused by prions. 
D) Creutzfeldt-Jacob disease,kuru,and Gertsmann-Straussler-Scheinker syndrome. 
E) All of the choices are correct. 
A) associated with abnormal,transmissible,protein in the brain. 
B) chronic,fatal infections of the nervous system. 
C) caused by prions. 
D) Creutzfeldt-Jacob disease,kuru,and Gertsmann-Straussler-Scheinker syndrome. 
E) All of the choices are correct.

Question 5

The vector involved in African sleeping sickness is the

Accepted Answer

A) reduviid "kissing" bug. 
B) Tsetse fly. 
C) Anopheles mosquito. 
D) Phlebotomine (sand)fly. 
E) hard-bodied tick. 
A) reduviid "kissing" bug. 
B) Tsetse fly. 
C) Anopheles mosquito. 
D) Phlebotomine (sand)fly. 
E) hard-bodied tick.

Question 6

The oral and inactivated polio vaccines are made from plant cell cultures.

Accepted Answer

A) True 
 B)False

Question 7

What do all of these diseases---amoebic encephalitis,rabies,Creutzfeld-Jacob disease--all have in common?

Accepted Answer

A) They are all caused by protozoan agents. 
B) Mortaility rates are all extremely high. 
C) They are all transmitted through animal bites. 
D) There is a genetic component to all of these diseases,in addition to the infectious agent. 
A) They are all caused by protozoan agents. 
B) Mortaility rates are all extremely high. 
C) They are all transmitted through animal bites. 
D) There is a genetic component to all of these diseases,in addition to the infectious agent.

Question 8

The preferred preventative measure for polio in the United States is

Accepted Answer

A) inactive vaccine developed by Jonas Salk. 
B) oral,active vaccine developed by Jonas Salk. 
C) inactive vaccine developed by Albert Sabin. 
D) oral,active vaccine developed by Albert Sabin. 
E) No preventative measures are used because polio has been eradicated in the United States. 
A) inactive vaccine developed by Jonas Salk. 
B) oral,active vaccine developed by Jonas Salk. 
C) inactive vaccine developed by Albert Sabin. 
D) oral,active vaccine developed by Albert Sabin. 
E) No preventative measures are used because polio has been eradicated in the United States.

Question 9

All of the following pertain to Neisseria meningitidis except

Accepted Answer

A) virulent factors include a capsule,pili,endotoxin,and IgA protease. 
B) causes a serious meningitis. 
C) reservoir is the nasopharynx of human carriers. 
D) more easily transmitted in day care facilities,dorms,and military barracks. 
E) common cause of bacterial pneumonia. 
A) virulent factors include a capsule,pili,endotoxin,and IgA protease. 
B) causes a serious meningitis. 
C) reservoir is the nasopharynx of human carriers. 
D) more easily transmitted in day care facilities,dorms,and military barracks. 
E) common cause of bacterial pneumonia.

Question 10

The organism found in powdered baby formula which can cause meningitis is

Accepted Answer

A) Escherichia coli O157:H7. 
B) Escherichia coli K1. 
C) Enterobacter sakazakii. 
D) Streptococcus agalactiae. 
E) Cryptococcus neoformans. 
A) Escherichia coli O157:H7. 
B) Escherichia coli K1. 
C) Enterobacter sakazakii. 
D) Streptococcus agalactiae. 
E) Cryptococcus neoformans.

Question 11

Botox injections contain botulinum toxin.

Accepted Answer

A) True 
 B)False

Question 12

Polio virus initially multiplies in the

Accepted Answer

A) intestine. 
B) CNS. 
C) lymphoid tissue. 
D) basal ganglia. 
A) intestine. 
B) CNS. 
C) lymphoid tissue. 
D) basal ganglia.

Question 13

Encephalitis caused by arboviruses involves the development of:

Accepted Answer

A) fever,headache,and rash. 
B) coma,convulsions,and paralysis in severe cases. 
C) myalgia and orbital pain. 
D) muscle aches and joint stiffness. 
E) All of the choices are correct. 
A) fever,headache,and rash. 
B) coma,convulsions,and paralysis in severe cases. 
C) myalgia and orbital pain. 
D) muscle aches and joint stiffness. 
E) All of the choices are correct.

Question 14

Viral meningitis normally requires aggressive antiviral treatment.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following pertains to both tetanus and foodborne botulism?

Accepted Answer

A) occurs when endospore-contaminated soil enters deep wounds 
B) caused by enterotoxins of the pathogen 
C) exotoxin blocks acetylcholine release 
D) nausea and diarrhea are symptoms 
E) treatment involves antitoxin therapy 
A) occurs when endospore-contaminated soil enters deep wounds 
B) caused by enterotoxins of the pathogen 
C) exotoxin blocks acetylcholine release 
D) nausea and diarrhea are symptoms 
E) treatment involves antitoxin therapy

Question 16

Which is the exotoxin of botulism?

Accepted Answer

A) hemolysin 
B) tetanospasm 
C) peroxidase 
D) factor V 
E) botulinum 
A) hemolysin 
B) tetanospasm 
C) peroxidase 
D) factor V 
E) botulinum

Question 17

The best defense against arborviruses is

Accepted Answer

A) prophylactic rifampin. 
B) vector control. 
C) vaccination. 
D) prompt treatment with acyclovir. 
A) prophylactic rifampin. 
B) vector control. 
C) vaccination. 
D) prompt treatment with acyclovir.

Question 18

Although prion infectious agents are more closely related to viruses than any other kind of infectious agents,there are still some major differences between the two.Which statement describes a major difference?

Accepted Answer

A) Prions are not destroyed by heat,and viruses can be inactivated by heat. 
B) Viruses can be transmitted by animal to human or human to human,but prions are always human to human transmission. 
C) Viruses do not contain protein,whereas prions do. 
D) Viral infections can always be treated and cured,whereas prion diseases cannot. 
A) Prions are not destroyed by heat,and viruses can be inactivated by heat. 
B) Viruses can be transmitted by animal to human or human to human,but prions are always human to human transmission. 
C) Viruses do not contain protein,whereas prions do. 
D) Viral infections can always be treated and cured,whereas prion diseases cannot.

Question 19

Subacute sclerosing panencephalitis is caused by a prion.

Accepted Answer

A) True 
 B)False

Question 20

Meningococcemia is

Accepted Answer

A) best treated with penicillin G 
B) associated with vascular collapse,hemorrhage,and petechiae. 
C) started from a nasopharyngeal infection. 
D) caused by a gram-negative diplococcus. 
E) All of the choices are correct. 
A) best treated with penicillin G 
B) associated with vascular collapse,hemorrhage,and petechiae. 
C) started from a nasopharyngeal infection. 
D) caused by a gram-negative diplococcus. 
E) All of the choices are correct.

Exam 19: Infectious Diseases Affecting the Nervous System

Although many viruses can cause meningitis,the most common viral cause is

Prions can be transmitted by all of the following except

The normal biota of the CNS consists of

Spongiform encephalopathies are

The vector involved in African sleeping sickness is the

The oral and inactivated polio vaccines are made from plant cell cultures.

What do all of these diseases---amoebic encephalitis,rabies,Creutzfeld-Jacob disease--all have in common?

The preferred preventative measure for polio in the United States is

All of the following pertain to Neisseria meningitidis except

The organism found in powdered baby formula which can cause meningitis is

Botox injections contain botulinum toxin.

Polio virus initially multiplies in the

Encephalitis caused by arboviruses involves the development of:

Viral meningitis normally requires aggressive antiviral treatment.

Which of the following pertains to both tetanus and foodborne botulism?

Which is the exotoxin of botulism?

The best defense against arborviruses is

Although prion infectious agents are more closely related to viruses than any other kind of infectious agents,there are still some major differences between the two.Which statement describes a major difference?

Subacute sclerosing panencephalitis is caused by a prion.

Meningococcemia is

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods for the Culturing of Microscopic Analysis of Microorganisms

Prokaryotic Profiles: The Bacteria and Archaea

Eukaryotic Cells and Microorganisms

An Introduction to the Viruses

Microbial Nutrition, Ecology, and Growth

Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering and Recombinant Dna

Physical and Chemical Control of Microbes

Drugs, Microbes, host-The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

Host Defenses I: Overview and Nonspecific Defenses

Host Defenses II: Specific Immunity and Immunization

Disorders in Immunity

Diagnosing Infections

Infectious Diseases Affecting the Skin and Eyes

Infectious Diseases Affecting the Cardiovascular and Lymphatic Systems

Infectious Diseases Affecting the Respiratory System

Infectious Diseases Affecting the Gastrointestinal Tract

Infectious Diseases Affecting the Genitourinary System

Microbes and the Environment

Applied Microbiology and Food and Water Safety

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