Following Conditioning, Repeated Presentations of the Conditioned Stimulus in the Absence

question 146

Multiple Choice

Following conditioning, repeated presentations of the conditioned stimulus in the absence of the unconditioned stimulus will lead to a reduction and eventually a disappearance of the conditioned response. This phenomenon is referred to as

• A) spontaneous recovery.
• B) generalization.
• C) acquisition.
• D) extinction.

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Definitions:

Reticular Formation

A network of nerve pathways in the brainstem involved in consciousness, the sleep-wake cycle, and filtering incoming stimuli to discriminate irrelevant background stimuli.

Blood Flows

The continuous movement of blood through the circulatory system, delivering essential nutrients and oxygen to the body and removing waste products.

fMRI

Functional Magnetic Resonance Imaging, a non-invasive neuroimaging technique that measures brain activity by detecting changes associated with blood flow.

Brainstem

The lower part of the brain that connects the cerebrum with the spinal cord and controls basic life functions such as breathing, heart rate, and blood pressure.