what is your nervous system? your chemical senses
TRANSCRIPT
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What is your nervous system?
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YOUR CHEMICAL SENSES
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Our chemical sense of taste and smell tells our brains……
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Our chemical senses have a lot in common……
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Our sense of taste and smell tells our brains……
What
How Much
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How do we taste and smell?
Chemical Molecule
Receptor CellDEMO
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Before the chemicals can connect with their receptor cells,….
….they must dissolve.
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How do we taste and smell different things?
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Different taste cells tell your brain about different tastes .
Sweet
UmamiBitter
Sour
Salty
DEMO
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The receptors in your nose catch the molecules in the air .
3,000 – 10,000DEMO
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Our senses of taste and smell let pieces of the world…….
…touch our nervous system.
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Receptors on taste cells send messages to your brain.
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The “smell” receptors send information into your brain .
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Our sense of smell lets us find out about…
…things that are far away.DEMO
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Did you know that you smell?
Everyone has their own smell –
a smell print.
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Our sense of taste and our sense of smell work together.
+ =Flavor
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YOUR CHEMICAL SENSES