Psychology Glossary
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| Stimuli | An object or event that triggers a sensory or behaviour response.
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| Sensory Receptors | A structure that reacts to physical stimulus in the environment
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| Receptive Field | Is a particular region of the sensory space.
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| Transduction | Is what takes place when many sensors in the body convert physical signals from the environment into nural signals for the brain.
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| Transmission | Is how the nervous system transmit information across a synaptic gap
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| Cornea | The Transparent Layer forming over the front of the eye
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| Pupil | Is the Circular opening in the center of the iris which allows light to pass through the lens of the eye.
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| Iris | A thin circular structure in the eye responsible for controlling the diameter and size of the pupil.
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| Ciliary Muscles | Is responsible for moving the lens for distance vision by expanding and controlling
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| Lens | Behind the pupil and is enclosed in a thin transparent capsule
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| Retina | A layer of light sensitive tissue located at the back of the eye. Images a focused at the back of the retina
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| Photoreceptors | Are light sensitive cells that are find at the retina
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| Rods | Allow black and white images, provides perhiphal vision and there are about 125 million rods
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| Cones | Provide color vision, provides central vision and there is 6.5 million
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| Fovea/Macula | Is a concentrated area of cone respecter on the retina
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| Optic Nerve | Carries visual messages to the brain
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| Blindspot | Is where the optic nerve leaves the eye
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| Gestalts Principles | Is known as the Law of Simplicity which means every state is shown in its simplest form
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| Closure | Is when we pervive an image as its full potential even if the image is not fully there
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| Camouflage | Is when a color is matching its surrounding environment making it blend in.
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| Figure Ground | Is when the eye differentiates the object from its environment
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| Similarity | Is when objects look simular we often see them in groups or a pattern
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| Proximity | Is when objects are close together are perceived as a group
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| Depth Cues | Is a term that covers all visual cues that allow as to comprehend visual data.
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| Depth Perception | Is to be able to see the world in 3D it is also responsible for showing the distance to an object.
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| Binocular depth Cue | Requries us to have to eyes this allows to judge objects from certain distances
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| Convergence | Is when your eyes have to move inward or converge to see depth properly
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| Retinal disparity | Is your two eyes not seeing exactly the same thing
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| Accomodation | Is revising already existing cognitive schemes , this then makes it so new information can be introduced and make sense.
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| Linear Perceptive | Is a depth cue that is realted to size and the other cues.
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| Interposition | Is a signal that tells you that a object is closer then another object by perceiving the image taking up most of the further image.
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| Texture Gradient | Is when we can see by using one eye and not having to depend on both eyes.
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| Relative size | Is a perceptual cue which shows us how close the object is to known size.
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| Brightness Constancy | For visual objects to have the same brightness.
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| Size Constancy | Is perceiving an object as being the same size even if it is further or closer.
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| Shape Constancy | Is a shape being rigid but we perceive it as constant
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| Context | Describes the influence of environmental factors
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| Past Experience | Is a shape experience by making people sensitive to specific types of information.
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| Motivation | Is an internal process which make the individual go for his or her goal.
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| Emotional State | Is complex feelings which impact your physical and psychological state.
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| Culture | Is the study of how psychological and behavior are imbedded into a specific culture
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| Taste receptors | Are receptors that chemically react to food and saliva to produce taste
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| Taste Buds | Are located on the tongue and at the back of the throat
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| Taste Pore | Is the opening of the taste bud, The pore samples the environment
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| Tastant | Is any chemical that simulates any cell in the taste bud.
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Or sort by any of the columns using the down arrow next to any column heading.
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