l - 00024 - (Chemical effect) Trigeminal nerve : free nerve...

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8 Chemical senses and Aging • Taste: minor decline in sensitivity • Olfaction: significant decrease in sensitivity (receptor cell turning over rate is much lower) Trigeminal senses • Includes pain, touch-pressure, warm-cold, • Irritation called pungency or spicy
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Unformatted text preview: (Chemical effect) Trigeminal nerve : free nerve endings located in the nasal and oral cavities and the facial region. Stimulated by irritants Chemical irritation • Innate dislike may be overridden later in life...
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This note was uploaded on 10/06/2010 for the course BIOLOGY Food scien taught by Professor Dr.johnson during the Spring '10 term at Berkeley.

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