Cutaneous Sensation Provides Information From the Body Surface

The skin is richly supplied with sensory receptors serving the modalities of touch (light and deep pressure), temperature (warm and cold), and pain, as well as the more compli-

Receptor intensity intensity

Environmental stimulus (e.g., temperature)

Analog signal (varying voltage)

Transmitted FM signal (varying frequency)

Physical system *



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Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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