Term
Sense Stimuli for: 1. Mechanical 2.Thermal 3. Electric |
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Definition
1. Touch 2. Temperature 3. Muscle Movement |
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Sense Stimuli for: 1. Chemo 2. Photo |
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Definition
1. Chemo: a. Smell b. Taste 2. Sight |
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What is the importance of separate receptors? |
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Definition
Able to distinguish between touch, cuts, burns, pain, pleasure etc. |
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chemical signals to attract mates |
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Where are the receptors for olfactory system located? |
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molecule that stimulates olfactory receptor |
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Definition
Protects nasal cavity. Mucus increases with a cold |
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What kind of receptor is a taste bud? |
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Definition
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How many taste buds are on the human tongue? |
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Definition
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Where are taste buds located on fish and the platypus? |
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Definition
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5 main categories of taste |
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Definition
1. Sweetness 2. Bitterness 3. Sourness 4. Saltiness 5. Umami (MSG) |
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Definition
With receptor cells Merkel's Discs: Continuous Meissner's Corpuscle: Non-hairy skin, fire rapidly. Allows you to distinguish between objects when held |
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Definition
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A canal extending from the middle ear to the pharynx |
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Definition
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Components of the middle ear |
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Definition
air filled, opens to throat. regulates pressure. 3 bones. |
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Term
3 Bones present in the middle ear |
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Definition
1. Malleus: Hammer 2. Incus: Anvil 3. Stapes: Stirrup |
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Definition
flex basilar membrane to register different pitches |
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Definition
loss of function of tympanic membrane and ossicles. caused by repeated infections of the middle ear / scarring. Age: ossicles stiffen |
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Definition
Damage to hair cells of inner ear. Caused by exposure to loud sounds. The damage is cumulative and irreversible. |
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