The Loss of CD4 Positive T Cells as a Result

question 22

Multiple Choice

The loss of CD4 positive T cells as a result of infection with HIV eventually causes which of the following to happen in an HIV infected person?

• A) Loss of immune competency and an increase in other infections.
• B) An increase in the number of T cells leading to leukemia.
• C) An over activation of the immune system and autoimmune diseases.
• D) An increase in the production of cytokines, leading to a "cytokine storm".
• E) B cell lymphomas as a direct result of infection of B cells with HIV.

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Definitions:

Hepatitis B Virus

A potentially life-threatening virus that causes hepatitis B, an infection that affects the liver.

Blood-borne Pathogens

Infectious microorganisms in human blood that can cause disease in humans, including but not limited to, hepatitis B, hepatitis C, and HIV.

Lindane Shampoo

A medicated shampoo used to treat lice and scabies, containing the chemical lindane.

Incubation

The period between exposure to an infection and the appearance of the first symptoms.