Unit 2: Nervous System À Week 2 and 3 Notes

Unit 2: Nervous System À Week 2 and 3 Notes

<p>Name: ______Hr: ______</p><p>Unit 2: Nervous System  Week 2 and 3 Notes</p><p>Topic: ______Date: ______</p><p>(1) Smell: - Smell = </p><p>- Inside of your nose is lined with olfactory receptors…</p><p>(2) Smell Memory: - Smell strongly connected to emotion…</p><p>- Each individual perceives smell differently…. (3) Taste: - Taste = </p><p>- Tongue is covered in papillae projections, covered in “taste buds” or gustatory cells:</p><p>(4) Taste Regions on Tongue: - Sweet:</p><p>- Sour:</p><p>- Salty: </p><p>- Bitter: (5) Touch: - Touch = </p><p>- Skin contains pressure + temperature receptors… a) Meissner’s Receptors = </p><p> b) Paccinian = </p><p> c) Nociceptors = </p><p> d) Thermoreceptors = Topic: ______Date: ______</p><p>(1) Ear Design: -</p><p>-</p><p>-</p><p>(2) Vibrations: - Sound Waves </p><p>- Tympanic Membrane  </p><p>- Stirrup  (3) Cochlea: - Cochlea = </p><p>- Contains Organ of Corti:</p><p>- Basilar Membrane:</p><p>- Fluid  Receptors  Cochlear Nerve  Brain</p><p>(4) Equilibrium & Balance: -</p><p>-</p><p>- 2 Types of Equilibrium:</p><p>(5) Static Equilibrium: - Head Balance</p><p>- Static Receptors = Maculae….</p><p>- Tells your brain when your head is not upright. (6) Dynamic Equilibrium: - </p><p>- Semicircular Canals of Cochlea: (7) Motion Sickness: - Inefficient dynamic equilibrium…</p><p>-</p><p>-</p><p>-</p><p>- Unique to each individual</p><p>(8) Deafness: - Deafness = </p><p>- Types:</p><p>(9) Conduction Deafness: - </p><p>-</p><p>- Causes:</p><p>- Usually temporary, solved by cleaning or surgery</p><p>(10) Sensorineural Deafness: - Damage to actual parts of ears:</p><p>- </p><p>- Often permanent Topic: ______Date: ______</p><p>(1) Outer Layers of The Eye: - 3 Layers surrounding inner fluid:</p><p>- Inner Fluid = Humor:</p><p>(2) The Sclera: -</p><p>- Contains the cornea:</p><p>(3) The Choroid: - Made of darker pigments:</p><p>- Contains ciliary body and the iris: (4) The Retina: - Contains photoreceptors (rods + cones):</p><p>- Rods = </p><p>- Cones = </p><p>- Impulses from multiple receptors  In Between Colors</p><p>(5) Color Blindness: - Monochromacy:</p><p>- Dichromacy:</p><p>(6) Light Refraction & The Lens: - Light passes through the cornea and Lens to enter the eyeball… - Eye controls amount of light entering with Iris + Lens:</p><p>(7) Types of Eyesight: - Emmetropia = </p><p>- Myopia = </p><p>- Hyperopia = </p><p>- Astigmatism = </p><p>(8) Myopia: - Cornea too convex or bulging:</p><p>- Solution: (9) Hyperopia: - Cornea is too concave (flattened out):</p><p>- Solution: (10) Astigmatism: - Uneven cornea or lens:</p><p>- Solution: </p>

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