Question 1

How is malaria spread?

Accepted Answer

A)  via airborne droplets
B)  by blood transfusions
C)  sexual intercourse
D)  breast feeding
E)  mosquitoesF) None of the above
G) B) and D)

Question 2

HIV/AIDS and tuberculosis are both examples of current

Accepted Answer

A)  outbreaks.
B)  epidemics.
C)  pandemics.
D)  opportunistic infections.
E)  acute infections.F) B) and D)
G) B) and C)

Question 3

Where does the life cycle of the Plasmodium protist take place?

Accepted Answer

A)  mosquito
B)  human
C)  both mosquito and human
D)  snails
E)  pigsF) A) and B)
G) B) and C)

Question 4

When was the first documented case of AIDS in the United States?

Accepted Answer

A)  1884
B)  1924
C)  1959
D)  1969
E)  1982F) C) and D)
G) B) and D)

Question 5

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

Accepted Answer

1.Attachment: HIV binds to the plasma me...

Question 6

What type of cells does HIV infect?

Accepted Answer

A)  helper T cells
B)  B cells
C)  liver cells
D)  epithelial cells
E)  basophilsF) B) and D)
G) A) and D)

Question 7

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 phaseF) B) and C)
G) B) and D)

Question 8

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 infectionsF) A) and E)
G) None of the above

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 transfusionsF) All of the above
G) C) and E)

Question 10

Streptococcus is now considered to be a reemerging pathogen.

Accepted Answer

A) True 
 B)False

Question 11

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)  uncoatingF) B) and C)
G) A) and E)

Question 12

People can become resistant to antibiotics.

Accepted Answer

A) True 
 B)False

Question 13

Why would an HIV test be negative within the first 2-3 weeks of an HIV infection?

Accepted Answer

A)  because there is no HIV virus in the blood
B)  because there are no detectable levels of HIV antibodies in the blood
C)  because there are no symptoms
D)  because the CD4 T-cell count is above 500 cells/mm3
E)  because there are no opportunistic infections yetF) A) and D)
G) A) and C)

Question 14

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.F) C) and E)
G) A) and B)

Question 15

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 infectionF) A) and B)
G) C) and D)

Question 16

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

Accepted Answer

A) True 
 B)False

Question 17

The drugs that treat malaria can be used prophylactically,or before infection.

Accepted Answer

A) True 
 B)False

Question 18

The HIV virus contains a genome composed of

Accepted Answer

A)  double stranded DNA.
B)  single stranded RNA,
C)  double stranded RNA
D)  single stranded RNA.
E)  one strand of DNA and one strand of RNA.F) None of the above
G) A) and B)

Question 19

Describe the causative agents and transmission of tuberculosis.

Accepted Answer

Tuberculosis is caused by the bacterium ...

Exam 8: Biology of Infectious Diseases

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

Correct Answer
verified

HIV/AIDS and tuberculosis are both examples of current

Correct Answer
verified

The HIV virus contains a genome composed of

Correct Answer
verified

An emerging disease is one that

Correct Answer
verified

People can become resistant to antibiotics.

Correct Answer
verified

When was the first documented case of AIDS in the United States?

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

The drugs that treat malaria can be used prophylactically,or before infection.

Correct Answer
verified

Describe the causative agents and transmission of tuberculosis.

Correct Answer
verified
Tuberculosis is caused by the bacterium ...
View Answer

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

Correct Answer
verified

Why would an HIV test be negative within the first 2-3 weeks of an HIV infection?

Correct Answer
verified

How is Mycobacterium tuberculosis spread?

Correct Answer
verified

Where does the life cycle of the Plasmodium protist take place?

Correct Answer
verified

Streptococcus is now considered to be a reemerging pathogen.

Correct Answer
verified

How is malaria spread?

Correct Answer
verified

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

Correct Answer
verified
1.Attachment: HIV binds to the plasma me...
View Answer

What type of cells does HIV infect?

Correct Answer
verified

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

Correct Answer
verified

Exam 8: Biology of Infectious Diseases

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

Correct AnswerverifiedShow Answer

HIV/AIDS and tuberculosis are both examples of current

Correct AnswerverifiedShow Answer

The HIV virus contains a genome composed of

Correct AnswerverifiedShow Answer

An emerging disease is one that

Correct AnswerverifiedShow Answer

People can become resistant to antibiotics.

Correct AnswerverifiedShow Answer

When was the first documented case of AIDS in the United States?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The drugs that treat malaria can be used prophylactically,or before infection.

Correct AnswerverifiedShow Answer

Describe the causative agents and transmission of tuberculosis.

Correct AnswerverifiedTuberculosis is caused by the bacterium ...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

Why would an HIV test be negative within the first 2-3 weeks of an HIV infection?

Correct AnswerverifiedShow Answer

How is Mycobacterium tuberculosis spread?

Correct AnswerverifiedShow Answer

Where does the life cycle of the Plasmodium protist take place?

Correct AnswerverifiedShow Answer

Streptococcus is now considered to be a reemerging pathogen.

Correct AnswerverifiedShow Answer

How is malaria spread?

Correct AnswerverifiedShow Answer

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

Correct Answerverified1.Attachment: HIV binds to the plasma me...View AnswerShow Answer

What type of cells does HIV infect?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Tuberculosis is caused by the bacterium ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
1.Attachment: HIV binds to the plasma me...
View Answer

Correct Answer
verified

Correct Answer
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