Question 1

Respiratory syncytial virus and rotavirus are major causes of global outbreaks in infants 6 months of age, or younger.

Accepted Answer

A) True 
 B)False

Question 2

Encephalitis caused by arboviruses involves

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 these 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 these choices are correct.

Question 3

Influenza infection can be treated with

Accepted Answer

A) amantadine. 
B) rimantadine. 
C) zanamivir. 
D) oseltamivir. 
E) All of these choices are correct. 
A) amantadine. 
B) rimantadine. 
C) zanamivir. 
D) oseltamivir. 
E) All of these choices are correct.

Question 4

Parainfluenza virus

Accepted Answer

A) usually infects the elderly. 
B) is in the Orthomyxovirus family. 
C) causes influenza. 
D) causes croup, bronchitis, and bronchopneumonia. 
E) All of these choices are correct. 
A) usually infects the elderly. 
B) is in the Orthomyxovirus family. 
C) causes influenza. 
D) causes croup, bronchitis, and bronchopneumonia. 
E) All of these choices are correct.

Question 5

An antigenic _____ occurs when genome segments from different influenza strains recombine.

Accepted Answer

The answer of An antigenic _____ occurs when genome segments...

Question 6

All arboviruses involve

Accepted Answer

A) congenital infection. 
B) arthropod vectors. 
C) diarrhea. 
D) birds as the primary reservoir. 
E) All of these choices are correct. 
A) congenital infection. 
B) arthropod vectors. 
C) diarrhea. 
D) birds as the primary reservoir. 
E) All of these choices are correct.

Question 7

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-Jakob disease, kuru, and Gerstmann-Straüssler-Scheinker syndrome. 
E) All of these 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-Jakob disease, kuru, and Gerstmann-Straüssler-Scheinker syndrome. 
E) All of these choices are correct.

Question 8

Influenza vaccines include all the following, except

Accepted Answer

A) inactivated intramuscular vaccine. 
B) usually incorporates three different strains. 
C) attenuated, nasal drops vaccine. 
D) provides lifelong immunity. 
E) Guillain-Barré syndrome is a postvaccination neurological complication. 
A) inactivated intramuscular vaccine. 
B) usually incorporates three different strains. 
C) attenuated, nasal drops vaccine. 
D) provides lifelong immunity. 
E) Guillain-Barré syndrome is a postvaccination neurological complication.

Question 9

Inhalation of respiratory secretions is involved in the transmission of the following, except

Accepted Answer

A) influenza. 
B) rubella. 
C) dengue fever. 
D) mumps. 
E) SARS. 
A) influenza. 
B) rubella. 
C) dengue fever. 
D) mumps. 
E) SARS.

Question 10

Which infection is marked by labored, noisy breathing, and a hoarse cough?

Accepted Answer

A) croup 
B) mumps 
C) influenza 
D) measles (rubeola) 
E) rubella 
A) croup 
B) mumps 
C) influenza 
D) measles (rubeola) 
E) rubella

Question 11

Sin Nombre hantavirus has all the following characteristics, except

Accepted Answer

A) its reservoir is human carriers. 
B) it is a zoonosis. 
C) the symptoms are abrupt fever, lung edema, respiratory distress, and hypotension. 
D) it is transmitted by aerosol transmission from rodent excreta. 
E) the first U.S.outbreak occurred in 1993 in the Southwest. 
A) its reservoir is human carriers. 
B) it is a zoonosis. 
C) the symptoms are abrupt fever, lung edema, respiratory distress, and hypotension. 
D) it is transmitted by aerosol transmission from rodent excreta. 
E) the first U.S.outbreak occurred in 1993 in the Southwest.

Question 12

Which of the following presents the greatest challenge to the development of a vaccine against HIV?

Accepted Answer

A) HIV doesn't provoke the production of antibodies. 
B) Antibodies against HIV don't provide any protection from infection. 
C) Surface antigens on HIV change readily due to frequent mutations. 
D) Individuals are unwilling to participate in vaccine trials out of fear of developing AIDS. 
A) HIV doesn't provoke the production of antibodies. 
B) Antibodies against HIV don't provide any protection from infection. 
C) Surface antigens on HIV change readily due to frequent mutations. 
D) Individuals are unwilling to participate in vaccine trials out of fear of developing AIDS.

Question 13

All of the following pertain to patients with AIDS, except

Accepted Answer

A) they have a profound immunodeficiency. 
B) that have CD4 T-cell counts below 200 cells/mm3 of blood. 
C) they get repeated, life-threatening opportunistic infections. 
D) they can get unusual cancers and neurological disorders. 
E) the highest number of cases worldwide is in the United States. 
A) they have a profound immunodeficiency. 
B) that have CD4 T-cell counts below 200 cells/mm3 of blood. 
C) they get repeated, life-threatening opportunistic infections. 
D) they can get unusual cancers and neurological disorders. 
E) the highest number of cases worldwide is in the United States.

Question 14

In rabies, spasms of muscles for swallowing leads to a fear of water.

Accepted Answer

A) True 
 B)False

Question 15

Severe Acute Respiratory Syndrome (SARS)

Accepted Answer

A) can cause high fever, pneumonia, respiratory distress. 
B) began with an initial outbreak in the United States and then spread to Canada and China. 
C) is caused by the respiratory syncytial virus. 
D) is not highly transmissible. 
E) All of these choices are correct. 
A) can cause high fever, pneumonia, respiratory distress. 
B) began with an initial outbreak in the United States and then spread to Canada and China. 
C) is caused by the respiratory syncytial virus. 
D) is not highly transmissible. 
E) All of these choices are correct.

Question 16

Which febrile disease with a rash has a pathogen that can cross the placenta and cause serious fetal damage?

Accepted Answer

A) croup 
B) mumps 
C) influenza 
D) measles (rubeola) 
E) rubella 
A) croup 
B) mumps 
C) influenza 
D) measles (rubeola) 
E) rubella

Question 17

Treatment of an animal bite for possible rabies includes

Accepted Answer

A) debridement. 
B) washing bite with soap or detergent. 
C) infusion of the wound with human rabies immune globulin (HRIG). 
D) post-exposure vaccination with HDCV. 
E) All of these choices are correct. 
A) debridement. 
B) washing bite with soap or detergent. 
C) infusion of the wound with human rabies immune globulin (HRIG). 
D) post-exposure vaccination with HDCV. 
E) All of these choices are correct.

Question 18

Influenza is predominantly transmitted by the fecal-oral route.

Accepted Answer

A) True 
 B)False

Question 19

Which is incorrect about Hepatitis A infection?

Accepted Answer

A) It is transmitted by the oral-fecal route. 
B) It has flu-like symptoms with discomfort near the liver and darkened urine. 
C) It predisposes a person for liver cancer. 
D) Immune globulin therapy helps decrease the severity. 
E) HAVRIX is an inactivated vaccine for prevention. 
A) It is transmitted by the oral-fecal route. 
B) It has flu-like symptoms with discomfort near the liver and darkened urine. 
C) It predisposes a person for liver cancer. 
D) Immune globulin therapy helps decrease the severity. 
E) HAVRIX is an inactivated vaccine for prevention.

Question 20

Reye's syndrome involves

Accepted Answer

A) aspirin use. 
B) a febrile viral illness such as influenza or chickenpox. 
C) fatty degeneration of liver, brain, kidney. 
D) children, adolescents, and young adults. 
E) All of these choices are correct. 
A) aspirin use. 
B) a febrile viral illness such as influenza or chickenpox. 
C) fatty degeneration of liver, brain, kidney. 
D) children, adolescents, and young adults. 
E) All of these choices are correct.

Exam 25: The Rna Viruses That Infect Humans

Respiratory syncytial virus and rotavirus are major causes of global outbreaks in infants 6 months of age, or younger.

Encephalitis caused by arboviruses involves

Influenza infection can be treated with

Parainfluenza virus

An antigenic _____ occurs when genome segments from different influenza strains recombine.

All arboviruses involve

Spongiform encephalopathies are

Influenza vaccines include all the following, except

Inhalation of respiratory secretions is involved in the transmission of the following, except

Which infection is marked by labored, noisy breathing, and a hoarse cough?

Sin Nombre hantavirus has all the following characteristics, except

Which of the following presents the greatest challenge to the development of a vaccine against HIV?

All of the following pertain to patients with AIDS, except

In rabies, spasms of muscles for swallowing leads to a fear of water.

Severe Acute Respiratory Syndrome (SARS)

Which febrile disease with a rash has a pathogen that can cross the placenta and cause serious fetal damage?

Treatment of an animal bite for possible rabies includes

Influenza is predominantly transmitted by the fecal-oral route.

Which is incorrect about Hepatitis A infection?

Reye's syndrome involves

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-Positive Bacilli 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

Environmental Microbiology

Applied and Industrial Microbiology

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