Sensory Processes Attention And Perception — Flashcards

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Sensation is the process by which sense organs respond to stimuli and transmit that information to the brain. It comes before perception and gives the brain raw sensory signals.

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Perception is the process by which the brain organizes and interprets sensory information to give it meaning. It is an active construction, not a passive recording of information.

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The perceptual process follows this sequence: Distal Stimulus → Proximal Stimulus → Sensation → Perceptual Synthesis → Identification/Recognition. The final stage gives conscious meaning to the stimul…

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Absolute threshold is the minimum intensity of a stimulus that can be detected 50% of the time. It is about detecting whether a stimulus is present at all.

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Difference threshold is the minimum difference in intensity between two stimuli that can be detected 50% of the time. It is also called the Just Noticeable Difference, or JND.

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Absolute threshold is the smallest amount of a single stimulus that can be detected 50% of the time. Difference threshold is the smallest change between two stimuli that can be detected 50% of the tim…

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The five fundamental human senses are sight, hearing, skin sensations, smell, and taste. Each sense depends on a specific organ and a specific kind of stimulus.

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Sight depends on light waves and the eye. It helps us perceive colors and shapes.