Question 1

Most people with malaria exhibit chills and fevers every 48-72 hours. This is due to

Accepted Answer

A)  reinfection with new Plasmodium. 
B)  the bursting of the red blood cells in the body. 
C)  the formation of Plasmodium gametes within the body. 
D)  the fusion of the male and female Plasmodium gametes to form new organisms. 
E)  waves of activity by the body's B- and T-cells. 
A)  reinfection with new Plasmodium. 
B)  the bursting of the red blood cells in the body. 
C)  the formation of Plasmodium gametes within the body. 
D)  the fusion of the male and female Plasmodium gametes to form new organisms. 
E)  waves of activity by the body's B- and T-cells. B

Question 2

Why is Helicobacter pylori considered an emerging disease?

Accepted Answer

A)  It is highly antibiotic resistant. 
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 antibiotic resistant. 
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. B

Question 3

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 A

Question 4

Place the steps in the HIV life cycle in the correct order. 1. Assembly; 2. Integration; 3. Entry; 4. Fusion; 5. Attachment; 6. Budding; 7. Biosynthesis and cleavage; 8. Reverse transcription

Accepted Answer

A)  1,3,2,4,5,7,6,8 
B)  1,2,3,4,5,6,7,8 
C)  8,1,7,2,6,3,5,4 
D)  4,6,3,7,2,8,1,5 
E)  5,4,3,8,2,7,1,6 
A)  1,3,2,4,5,7,6,8 
B)  1,2,3,4,5,6,7,8 
C)  8,1,7,2,6,3,5,4 
D)  4,6,3,7,2,8,1,5 
E)  5,4,3,8,2,7,1,6

Question 5

SARS is thought to have arisen in China due to the consumption of civets.

Accepted Answer

A) True 
 B)False

Question 6

An emerging disease is one that

Accepted Answer

A)  is newly recognized in the last two decades. 
B)  has suddenly caused an epidemic. 
C)  is now present on multiple continents. 
D)  can infect both humans and animals. 
E)  can be transmitted in multiple ways. 
A)  is newly recognized in the last two decades. 
B)  has suddenly caused an epidemic. 
C)  is now present on multiple continents. 
D)  can infect both humans and animals. 
E)  can be transmitted in multiple ways.

Question 7

There are normally 1-2 cases of measles per month in a particular city. However, in the month of September, there were 15 cases. Is this an epidemic?

Accepted Answer

The answer of There are normally 1-2 cases of measles...

Question 8

Which category of disease classification is described as having more cases than expected in a given period of time?

Accepted Answer

A)  epidemic 
B)  outbreak 
C)  pandemic 
D)  None of these 
E)  opportunistic infection 
A)  epidemic 
B)  outbreak 
C)  pandemic 
D)  None of these 
E)  opportunistic infection

Question 9

How is Mycobacterium tuberculosis spread?

Accepted Answer

A)  via airborne droplets 
B)  contaminated food or water 
C)  sexual intercourse 
D)  IV drug abuse 
E)  blood transfusions 
A)  via airborne droplets 
B)  contaminated food or water 
C)  sexual intercourse 
D)  IV drug abuse 
E)  blood transfusions

Question 10

In the "kitchen-sink model" for AIDS, what does the sink's drain represent?

Accepted Answer

A)  the destruction of CD4 T-cells by the virus 
B)  the production of new CD4 T-cells 
C)  the amplification of virus in the blood 
D)  the destruction of virus by the immune system 
E)  the wide variety of possible opportunistic infections 
A)  the destruction of CD4 T-cells by the virus 
B)  the production of new CD4 T-cells 
C)  the amplification of virus in the blood 
D)  the destruction of virus by the immune system 
E)  the wide variety of possible opportunistic infections

Question 11

In which phase of an HIV infection is the person typically asymptomatic?

Accepted Answer

A)  acute phase (
A)  
B)  chronic phase (
B)  
C)  AIDS (
C)  
D)  AIDS (
D)  
E)  terminal phase 
A)  acute phase (
A)  
B)  chronic phase (
B)  
C)  AIDS (
C)  
D)  AIDS (
D)  
E)  terminal phase

Question 12

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

Accepted Answer

A) True 
 B)False

Question 13

List and explain the events that occur during the reproductive cycle of an HIV virus.

Accepted Answer

1. Attachment: HIV binds to the plasma m

Question 14

What are the symptoms of a TB infection?

Accepted Answer

A)  rash over the trunk, fever 
B)  opportunistic infections, chronic diarrhea 
C)  bad cough, chest pain, coughing up blood or sputum 
D)  runny nose, sore throat, post-nasal drip 
E)  lethargy, general malaise 
A)  rash over the trunk, fever 
B)  opportunistic infections, chronic diarrhea 
C)  bad cough, chest pain, coughing up blood or sputum 
D)  runny nose, sore throat, post-nasal drip 
E)  lethargy, general malaise

Question 15

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 16

How is malaria spread?

Accepted Answer

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

Question 17

If an epidemic is confined to a local area, it is usually called

Accepted Answer

A)  an opportunistic infection. 
B)  a pandemic. 
C)  an outbreak. 
D)  a slow infection. 
E)  a chronic infection. 
A)  an opportunistic infection. 
B)  a pandemic. 
C)  an outbreak. 
D)  a slow infection. 
E)  a chronic infection.

Question 18

How does HIV know what cells to infect?

Accepted Answer

A)  It can infect any cell it comes in contact with. 
B)  It can only infect cells on the surface of the body where the temperature is lower. 
C)  It can only infect cells that are actively growing and dividing. 
D)  It infects cells with a particular surface receptor. 
E)  It only infects cells that line the reproductive tract. 
A)  It can infect any cell it comes in contact with. 
B)  It can only infect cells on the surface of the body where the temperature is lower. 
C)  It can only infect cells that are actively growing and dividing. 
D)  It infects cells with a particular surface receptor. 
E)  It only infects cells that line the reproductive tract.

Question 19

Infection with HIV is listed as the cause of death for an AIDS patient.

Accepted Answer

A) True 
 B)False

Question 20

A disease is called an epidemic if people all over the world have the same disease.

Accepted Answer

A) True 
 B)False

Infectious Diseases Supplement

Most people with malaria exhibit chills and fevers every 48-72 hours. This is due to

Why is Helicobacter pylori considered an emerging disease?

When were the first cases of SARS reported?

Place the steps in the HIV life cycle in the correct order. 1. Assembly; 2. Integration; 3. Entry; 4. Fusion; 5. Attachment; 6. Budding; 7. Biosynthesis and cleavage; 8. Reverse transcription

SARS is thought to have arisen in China due to the consumption of civets.

An emerging disease is one that

There are normally 1-2 cases of measles per month in a particular city. However, in the month of September, there were 15 cases. Is this an epidemic?

Which category of disease classification is described as having more cases than expected in a given period of time?

How is Mycobacterium tuberculosis spread?

In the "kitchen-sink model" for AIDS, what does the sink's drain represent?

In which phase of an HIV infection is the person typically asymptomatic?

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

List and explain the events that occur during the reproductive cycle of an HIV virus.

What are the symptoms of a TB infection?

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

How is malaria spread?

If an epidemic is confined to a local area, it is usually called

How does HIV know what cells to infect?

Infection with HIV is listed as the cause of death for an AIDS patient.

A disease is called an epidemic if people all over the world have the same disease.

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