Sensation & Perception (6-8%) Sensation = detection of a physical stimulus Sensation = detection of a physical stimulus Perception = the interpretation of a sensation Perception = the interpretation of a sensation

Pick one to lose! If you were told that you HAD to give up one of your senses (sight, hearing, taste, touch, smell): If you were told that you HAD to give up one of your senses (sight, hearing, taste, touch, smell): Which one would you choose not to have? Which one would you choose not to have? Why this one, not one of the others? Why this one, not one of the others? Describe what you think the results of this loss would be? Describe what you think the results of this loss would be? Physically Physically Psychologically Psychologically

Discussion Points Tally Results Tally Results Visual Dominance = Visual Dominance = we are very reliant on our sense of vision we are very reliant on our sense of vision “priority” sense “priority” sense Interaction of taste and smell= Interaction of taste and smell= by giving up smell, you are also giving up much of the flavor of food by giving up smell, you are also giving up much of the flavor of food You lose the ability to smell or taste dangerous substances You lose the ability to smell or taste dangerous substances Increased Sensitivity= not true Increased Sensitivity= not true Instead, you give more attention to the other senses Instead, you give more attention to the other senses

Diagrams of the Eye and Ear Structure of the Eye Structure of the Eye Iris Iris Pupil Pupil Optic nerve Optic nerve Cornea Cornea Retina Retina Lens Lens Structure of the Ear Structure of the Ear Auditory nerve Auditory nerve Oval window Oval window Outer ear Outer ear Cochlea Cochlea Eardrum (Tympanic Membrane) Eardrum (Tympanic Membrane) Anvil Anvil Auditory canal Auditory canal stirrup stirrup

Vision & Hearing Activity Watch the video for 2 minutes without sound Watch the video for 2 minutes without sound try to determine what it’s about try to determine what it’s about Put your heads down and close your eyes, but listen to the video Put your heads down and close your eyes, but listen to the video Which sense was more helpful to understanding what was happening? Which sense was more helpful to understanding what was happening?

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