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        Touch | D4K

        This short video segment from IdahoPTV's D4K describes the role of skin in our sense of touch. There are at least 7 different sensors in the skin that detect pain, temperature, light and hard pressure, vibration, and movement. The sensors send the signals along nerves to the brain.

        Visit the D4K companion Web site to learn more about Touch: D4K: “Five Senses"

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