Final answer:
Scratching an itch is a response to sensory itchiness falling under the pruritic sense and tactile function.
Explanation:
Scratching an itch is a sensory function where the act of scratching serves as a response to the sensation of itchiness. It falls under the pruritic (itchy) sense of the skin, which is part of the tactile function related to touch and sensory perception.
Learn more about Skin Sensory Functions here:
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