The Fact That Fear May Increase Your Sensitivity to an Almost

question 185

Multiple Choice

The fact that fear may increase your sensitivity to an almost imperceptible pain stimulus is of most relevance to

• A) frequency theory.
• B) the Young-Helmholtz theory.
• C) opponent-process theory.
• D) signal detection theory.

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Definitions:

Lecithin

A fatty substance found in plant and animal tissues, used as an emulsifier in food production and as a supplement.

Sodium Stearate

A sodium salt of stearic acid, often used as a surfactant in soaps and as a thickening agent.

Calcium Ions

Positively charged calcium atoms (\(Ca^{2+}\)) that play crucial roles in biological processes, including muscle contraction, neurotransmitter release, and bone formation.

Lipid Bilayer

A fundamental structure in cell membranes composed of two layers of lipid molecules, crucial for cellular integrity and function.