After Returning from the Iraq War,Caddell Was Plagued by Nightmares

question 120

Multiple Choice

After returning from the Iraq war,Caddell was plagued by nightmares of the attacks.In addition,he avoided anything associated with the war and was hypervigilant for danger.He has been home for nearly six months,but these symptoms continue.Caddell might have ________.

• A)acute stress disorder
• B)a mood disorder
• C)obsessive-compulsive disorder
• D)post-traumatic stress disorder

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Definitions:

Watson's Hypothesis

A theory suggesting that all human behaviors can be conditioned, put forward by John B. Watson, a pioneer in behaviorism.

Lever Pressing

An action typically used in psychological experiments as a measure of learning or behavior, often involving animals pressing a lever to receive a reward.

Extinction

In psychology, this refers to the slow reduction and eventual vanishing of a learned reaction when the previously associated conditioned stimulus is not combined with the unconditioned stimulus anymore.

Classical Conditioning

The process of learning by linking a naturally occurring stimulus with one introduced externally.