Synesthesia Is a Condition in Which Stimulation of One Sensory

question 32

Essay

Synesthesia is a condition in which stimulation of one sensory modality results in perception of another.One man reportedly tastes shapes.Many synesthetic people hear colors.Based on what you know about sensation,propose a physiological mechanism that explains the phenomenon of synesthesia.

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Definitions:

Hydrogen Ion Concentration

A measure of the acidity or alkalinity of a solution, denoted by pH, which corresponds to the negative logarithm of the concentration of hydrogen ions in the solution.

pH

A measure of the acidity or alkalinity of an aqueous solution, ranging from 0 to 14.

Half-Life

The time required for a quantity to reduce to half its initial value, often used in physics and chemistry to describe radioactive decay.

Radioactive Plutonium

A highly radioactive chemical element with the symbol Pu and atomic number 94, used as a fuel in nuclear reactors and in the production of nuclear weapons.