Differences Between a Nightmare and a Night Terror Include All

question 207

Multiple Choice

Differences between a nightmare and a night terror include all of the following EXCEPT

• A) nightmares tend to occur in REM sleep; night terrors occur in N-REM.
• B) nightmares produce vivid dreams; night terrors do not.
• C) night terrors produce intense feelings of panic; nightmares produce anxiety responses.
• D) nightmares tend to happen most frequently in the first 2 hours of sleep and night terrors in the last few hours.

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Definitions:

Independent Variable

The variable in an experiment that is manipulated or changed by the researcher to investigate its effect on the dependent variable.

Dependent Variable

In an experimental study, the variable that is being tested and measured, often considered the effect in a cause-effect relationship.

Control Variable

A control variable is an element that is kept constant throughout an experiment to ensure that the effect on the outcome can be attributed to the variable being tested.

Hypothetical Variable

A variable that is not directly observable, proposed to explain relationships and effects in scientific models.