Question 1

Which of the following diseases is not categorized as an opportunistic infection found in AIDS patients?

Accepted Answer

A)  prolonged diarrhea 
B)  yeast infections of the mouth or vagina 
C)  shingles 
D)  Kaposi sarcoma 
A)  prolonged diarrhea 
B)  yeast infections of the mouth or vagina 
C)  shingles 
D)  Kaposi sarcoma

Question 2

Describe the structure of a typical virus.

Accepted Answer

A VIRUS CONSISTS OF TWO BASIC

Question 3

Legionnaires disease emerged in 1976 due to

Accepted Answer

A)  exposure to wild monkeys. 
B)  the consumption of horseshoe bats. 
C)  a mutation of the influenza virus. 
D)  contamination of an air-conditioning system. 
E)  the abuse of antibiotics. 
A)  exposure to wild monkeys. 
B)  the consumption of horseshoe bats. 
C)  a mutation of the influenza virus. 
D)  contamination of an air-conditioning system. 
E)  the abuse of antibiotics.

Question 4

Which of the following is important for the attachment stage of the HIV life cycle?

Accepted Answer

A)  acquisition of an envelope from the host 
B)  gp120 spike proteins 
C)  cleavage of the proteins by protease 
D)  integration of the viral DNA into the host genome 
E)  uncoating 
A)  acquisition of an envelope from the host 
B)  gp120 spike proteins 
C)  cleavage of the proteins by protease 
D)  integration of the viral DNA into the host genome 
E)  uncoating

Question 5

How long does treatment for TB take?

Accepted Answer

A)  one to two days 
B)  one to two weeks 
C)  one month 
D)  two months 
E)  six months or more 
A)  one to two days 
B)  one to two weeks 
C)  one month 
D)  two months 
E)  six months or more

Question 6

The HIV virus contains a genome composed of

Accepted Answer

A)  double-stranded DNA. 
B)  single-stranded DNA. 
C)  double-stranded RNA. 
D)  single-stranded RNA. 
E)  one strand of DNA and one strand of RNA. 
A)  double-stranded DNA. 
B)  single-stranded DNA. 
C)  double-stranded RNA. 
D)  single-stranded RNA. 
E)  one strand of DNA and one strand of RNA.

Question 7

The use of antibiotics does not cause antibiotic resistance.

Accepted Answer

A) True 
 B)False

Question 8

AIDS is the new name for what used to be called consumption.

Accepted Answer

A) True 
 B)False

Question 9

When were the first cases of SARS reported?

Accepted Answer

A)  2002 
B)  1992 
C)  1820 
D)  1920 
E)  2012 
A)  2002 
B)  1992 
C)  1820 
D)  1920 
E)  2012

Question 10

Tuberculosis is caused by a

Accepted Answer

A)  virus. 
B)  bacterium. 
C)  fungus. 
D)  protist. 
E)  worm. 
A)  virus. 
B)  bacterium. 
C)  fungus. 
D)  protist. 
E)  worm.

Question 11

Why is Helicobacter pylori considered an emerging disease?

Accepted Answer

A)  It is highly resistant to antibiotics. 
B)  Ulcers were not known to have an infectious cause until recently. 
C)  It is now present on all of the continents. 
D)  It can jump from humans to pigs and back again. 
E)  It had declined in the 1960s but appears to be back again. 
A)  It is highly resistant to antibiotics. 
B)  Ulcers were not known to have an infectious cause until recently. 
C)  It is now present on all of the continents. 
D)  It can jump from humans to pigs and back again. 
E)  It had declined in the 1960s but appears to be back again.

Question 12

When penicillin was introduced,how long did it take for penicillin-resistant strains of bacteria to emerge?

Accepted Answer

A)  6 months 
B)  1 year 
C)  4 years 
D)  10 years 
E)  25 years 
A)  6 months 
B)  1 year 
C)  4 years 
D)  10 years 
E)  25 years

Question 13

Which of the following is not important for classifying HIV as a retrovirus?

Accepted Answer

A)  reverse transcriptase 
B)  RNA genome 
C)  an envelope obtained from the host 
D)  the production of viral DNA 
E)  integration into the host genome 
A)  reverse transcriptase 
B)  RNA genome 
C)  an envelope obtained from the host 
D)  the production of viral DNA 
E)  integration into the host genome

Question 14

How is malaria spread?

Accepted Answer

A)  airborne droplets 
B)  blood transfusions 
C)  sexual intercourse 
D)  breast-feeding 
E)  mosquitoes 
A)  airborne droplets 
B)  blood transfusions 
C)  sexual intercourse 
D)  breast-feeding 
E)  mosquitoes

Question 15

Which of the following has/have developed antibiotic resistance?

Accepted Answer

A)  tuberculosis 
B)  malaria 
C)  gonorrhea 
D)  enterococci 
E)  All of these diseases and organisms have developed drug resistance. 
A)  tuberculosis 
B)  malaria 
C)  gonorrhea 
D)  enterococci 
E)  All of these diseases and organisms have developed drug resistance.

Question 16

Which type(s)of antibiotic(s)is MRSA resistant to?

Accepted Answer

A)  methicillin 
B)  penicillin 
C)  amoxicillin 
D)  none of these 
E)  all of these 
A)  methicillin 
B)  penicillin 
C)  amoxicillin 
D)  none of these 
E)  all of these

Question 17

What are the symptoms of a TB infection?

Accepted Answer

A)  skin rash, fever 
B)  opportunistic infections, chronic diarrhea 
C)  bad cough, chest pain, coughing up blood or sputum 
D)  runny nose, sore throat, postnasal drip 
E)  lethargy, general malaise 
A)  skin rash, fever 
B)  opportunistic infections, chronic diarrhea 
C)  bad cough, chest pain, coughing up blood or sputum 
D)  runny nose, sore throat, postnasal drip 
E)  lethargy, general malaise

Question 18

Which of the following is not a layer of the protein coat that surrounds the HIV genetic material?

Accepted Answer

A)  matrix 
B)  capsid 
C)  nucleocapsid 
D)  protease 
E)  gp120 
A)  matrix 
B)  capsid 
C)  nucleocapsid 
D)  protease 
E)  gp120

Question 19

Unlike AIDS,both tuberculosis and malaria can be cured.

Accepted Answer

A) True 
 B)False

Question 20

Streptococcus is now considered to be a reemerging pathogen.

Accepted Answer

A) True 
 B)False

Exam 8: Infectious Diseases

Which of the following diseases is not categorized as an opportunistic infection found in AIDS patients?

Describe the structure of a typical virus.

Legionnaires disease emerged in 1976 due to

Which of the following is important for the attachment stage of the HIV life cycle?

How long does treatment for TB take?

The HIV virus contains a genome composed of

The use of antibiotics does not cause antibiotic resistance.

AIDS is the new name for what used to be called consumption.

When were the first cases of SARS reported?

Tuberculosis is caused by a

Why is Helicobacter pylori considered an emerging disease?

When penicillin was introduced,how long did it take for penicillin-resistant strains of bacteria to emerge?

Which of the following is not important for classifying HIV as a retrovirus?

How is malaria spread?

Which of the following has/have developed antibiotic resistance?

Which type(s)of antibiotic(s)is MRSA resistant to?

What are the symptoms of a TB infection?

Which of the following is not a layer of the protein coat that surrounds the HIV genetic material?

Unlike AIDS,both tuberculosis and malaria can be cured.

Streptococcus is now considered to be a reemerging pathogen.

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