There Are a Number of Differences Between HIV-1 and HIV-2

question 82

Multiple Choice

There are a number of differences between HIV-1 and HIV-2.For one thing,HIV-2 appears to be restricted to West African countries.In addition,HIV-1 and HIV-2 appear to differ in terms of symptoms and how the two diseases progress.Which of the following can be said when comparing HIV-1 and HIV-2?

• A) HIV-2 has a higher virus count, is easier to transmit, and does not attack the immune system.
• B) The timeframe between infection and noticeable symptoms is longer for HIV-2.
• C) The prevalence and incidence of HIV-1 cases is decreasing on its own or without help.
• D) In comparison to HIV-2, HIV-1 has lower AIDS-related death rates.

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Definitions:

Stimulus

An agent or act that stimulates a nerve receptor.

Hematocrit

The proportion of red blood cells (erythrocytes) to the total blood volume.

Anxiety

A feeling of worry, nervousness, or unease, often about an imminent event or something with an uncertain outcome.

Immigrant

An individual who moves to a new country with the intention of settling there, often for reasons such as employment, education, or family reunification.