Adequate stimulus

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Adequate stimulus is a specific type of stimulus to which a sensory organ is particularly adapted. Each type of sensory receptor has a specific adequate stimulus. For example, photoreceptors in the eyes are sensitive to light, mechanoreceptors in the skin are sensitive to pressure, and thermoreceptors are sensitive to temperature changes.

Definition[edit | edit source]

An adequate stimulus is defined as the specific type of stimulus to which a sensory organ is particularly adapted. This concept was first introduced by the German physiologist, Johannes Peter Müller, who proposed that each sensory nerve ending is most sensitive to a particular type of stimulus.

Types of Adequate Stimuli[edit | edit source]

Different sensory receptors have different adequate stimuli. Some examples include:

Role in Sensory Perception[edit | edit source]

The concept of an adequate stimulus is crucial in understanding how sensory perception works. The sensory receptors in our body are designed to respond to specific types of stimuli. When these receptors receive their adequate stimulus, they generate nerve impulses that are sent to the brain. The brain then interprets these signals, allowing us to perceive the world around us.

See Also[edit | edit source]

References[edit | edit source]


Adequate stimulus Resources

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