1. The total number of HIV infected persons in the world at the end of 2005 is about:

a. 2 million
b. 20 million
c. 40 million
d. 400 million

 2. Of those infected with HIV in the 15-49 year old cohort, what proportion are women?

a. one in 20
b. one in 10
c. one in 5
d. one in 2

 3. What percent increase in HIV in the over 50 cohort occurred from 1990 to 2001?

a. 20%
b. 50%
c. 100%
d. 500%

 4. In the US, what proportion of new HIV cases occur in African-Americans?

a. 1:10
b. 1:5
c. 1:2
d. 3:4

 5. All of the following are found in more than half of persons with acute retroviral syndrome except:

a. Fever
b. Thrush
c. Lymphadenopathy
d. Pharyngitis

 6. Needle stick transmission of HIV occurs in what percentage of those injured?

a. 0.3%
b. 1%
c. 3%
d. 12%

 7. Kaposi's sarcoma is caused by

a. retrovirus induced cell transformation
b. CMV infection
c. herpesvirus infection
d. adenovirus infection

 8. What is the rank of HIV as the cause of ESRD in the US?

a. First
b. Second
c. Third
d. Fifth

 9. All of the following are true about current anti-retroviral treatment except:

a. controls the disease
b. can be selected by HIV phenotyping
c. reduces death rates
d. increases infectivity

 10. What proportion of eligible individuals in the US are on Highly Active Anti-retroviral Therapy (HAART)?

a. One in 10
b. One in two
c. Three of four
d. Nine of ten

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