What Appears to Be the Cause of HIV-Related Neurocognitive Disorder

question 114

Multiple Choice

What appears to be the cause of HIV-related neurocognitive disorder?

• A)side effects of medications used to treat HIV
• B)opportunistic infections that impact HIV patients
• C)chemical imbalances in the brain
• D)the HIV infection itself

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Definitions:

Independent Variable

The factor in a study that the investigator alters to examine its impact on the outcome variable.

Dependent Variable

Refers to the variable in an experiment that is expected to change as a result of variations in the independent variable.

Independent Variable

In an experiment, the variable that is changed or controlled to test its effects on the dependent variable.

Control Variable

A variable that is kept constant during a research experiment to ensure that the effect of the independent variable can be measured without interference.