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Sensation and perception, Anosmia:Sometimes physical trauma can destroy…
Sensation and perception
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Touch
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Touch-pressure, vibration, temperature, pain
Proprioception: Muscle and joint receptors located in tendons, muscles, and joints
Smell and taste
Chemicals from the environment (odorants and tastants respectively) bind to various receptor cells in order to have the signal converted to an electrical signal that the brain can understand
There are five types of taste:Sweet, sour, salty, bitter, and umami
Vision
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Cones: Allow us sharp and central vision, color vision.
Binocular disparity: Two eyes see things the same, but when they send the information to the visual cortex in the brain, they are perceived a bit differently
Color Vision
Opponent-Process Theory postulates that our cones respond to pairs of colors: red-green, blue-yellow, black-white
Trichromatic Theory states that our cones can pick up 3 kind of colors: red, green, and blue.
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Anosmia:Sometimes physical trauma can destroy the connections between olfactory receptors that send information to the brain. which can make people unable to smell