Meissner's corpuscles are tactile receptors in the skin that respond to pressure and lower frequency vibrations.

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University of Chicago

The skin contains a variety of specialized receptors that respond to different touch-related stimuli. The main types include Meissner's corpuscles, Pacinian corpuscles, Merkel's disks, and Ruffini corpuscles, each sensitive to specific aspects of touch like pressure, vibration, and stretch.

Receptors Involved in Touch

Spielman, R. M., Jenkins, W. J., & Lovett, M. D. (2020, April 22). Psychology (2nd ed.). OpenStax. https://openstax.org/books/psychology-2e/pages/1-introduction

OpenStax Psychology (2nd ed.) Textbook

Meissner's Corpuscles

Merkel's disks are specialized touch receptors found in the skin that respond to light pressure.

Merkel's Disks

Ruffini corpuscles are specialized touch receptors located within the skin that detect stretch.

Ruffini Corpuscles

Pacinian corpuscles are specialized receptors in the skin that detect transient pressure and higher frequency vibrations.

Pacinian Corpuscles

This diagram shows the location of different types of sensory receptors within a cross-section of the skin. The identified receptors include the Pacinian corpuscle, Ruffini corpuscle, Merkel's disk, and Meissner's corpuscle, all situated beneath the skin surface.

Diagram of Tactile Receptors in the Skin

In addition to specialized receptors, the skin contains numerous free nerve endings that fulfill sensory functions. These endings are responsive to a wide array of touch-related stimuli and also serve as the primary sensory receptors for perceiving temperature (thermoception) and signals of potential harm or pain (nociception).

Free Nerve Endings in the Skin

Based on the scenario provided, identify two types of specialized sensory receptors in the skin that would be most strongly activated and explain the role of each in perceiving the described sensations.

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