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19 Cards in this Set
- Front
- Back
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olfaction is the....
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sense of smell
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the olfactory pathway is as follows:
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olfactory epithelium > olfactory nerve I > olfactory bulb > olfactory tract > olfactory cortex of temporal lobe + limbic system (assoc with memory and emotional response)
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the olfactory epithelium includes:
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olfactory receptor
basale cell supporting cell |
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olfactory receptor is a
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bipolar neuron with cilia which responds to the dissolved odorant
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basale cell is an
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immature cell that matures into an olfactory receptor to replace lost olfactory receptors
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supporting cell
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supports the olfactory receptor and the basale cell
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The olfactory pathway adapts by .....
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decreasing in sensitivity to a certain smell with repeated stimulation
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Gustation is the....
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sense of taste
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The gustatory pathway is as follows:
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taste buds > facial nerve 7 > glossopharyngeal nerve 9 > gustatory cortex of insula and frontal lobe + limbic system (memory and emotional response)
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taste receptor is...
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bipolar neuron with cilia which responds to dissolved taste
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basale cell is....
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immature stem cell that matures into a taste receptor to replace lost receptors
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supporting cell does what?
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supports the taste receptor and the basale cell
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Name the types of taste buds...
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circumvallate papillae
foliate papillae fungiform papillae filiform papillae |
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circumvallate papillae
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most sensitive to bitter taste
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foliate papillae
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most sensitive to sour
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fungiform papillae
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most sensitive to sweet and salt
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filiform papillae
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provide friction but no taste, helps move bolus of food during chewing and swallowing
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The gustatory pathway adapts by decreasing in.....
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sensitivity with repeated stimulation
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If your tongue is dry it will ....
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decrease your sense of taste
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