In an Experiment Testing the Effect of Watching Violent Video

question 267

Multiple Choice

In an experiment testing the effect of watching violent video games on aggressive behavior, researchers used specific strategies and procedures to help minimize the possibility that extraneous variables would influence the outcome of the experiment. These strategies are called:

• A) demand characteristics.
• B) meta-analytical techniques.
• C) experimental controls.
• D) single-blind procedures.

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Definitions:

Reciprocal Innervation

A neuromuscular phenomenon in which the contraction of one muscle is accompanied by the relaxation of its antagonist muscle.

Subarachnoid Space

The area between the arachnoid membrane and pia mater around the brain and spinal cord, filled with cerebrospinal fluid, providing cushioning and transport of nutrients.

Epidural Space

A fat-filled space surrounding the spinal cord that provides a protective cushion and houses nerves and blood vessels.

Meninges

Three protective membranes that envelop the brain and spinal cord, comprising the dura mater, arachnoid mater, and pia mater.