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13 Cards in this Set
- Front
- Back
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What are the 5 senses and there organs?
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Sight(eye), hearing(ears), taste(tongue), smell(nose) and touch(skin)
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Define the 4 types of receptors and what senses they use.
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sense of taste uses the chemoreceptor
sense of hearing uses mechanoreceptors sense of sight uses photoreceptors |
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What major part of the eye contains the photoreceptors
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The Retina
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What determines the color of the iris?
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Melanin
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Which glands secrete tears?
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Lacrimal glands
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What is the correct path that light passes through the eye?
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cornea, aqueos humor, pupil, lens, vitreous humor and retina
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Define myopia and hyperopia
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near sightedness: rays focus on the front of the retina.
farsightedness: rays focus behind the retina. |
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Define Cataract
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gradually developing opacity of the lens.
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What are the 3 main sections of the ear?
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outer ear, middle ear, inner ear.
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What are the 3 little bones called in the middle ear?
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Ossicles
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What are the four categories of taste?
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Tip of tongue(sweet)
sides of tongue(salty) backside(sour) large pappillae:back of tongue(bitter) |
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Which type of eye medication reduces swelling?
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antiinflammatory reduces swelling
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Define steroid glaucoma
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build up of pressure in the eye
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