What are sensation and perception What do we mean by bottom up processing and top down processing quizlet?

What are sensation and perception What do we mean by bottom-up processing and top-down processing?

There are two general processes involved in sensation and perception. Bottom-up processing refers to processing sensory information as it is coming in. … Top-down processing, on the other hand, refers to perception that is driven by cognition.

What is perception and how does it relate to top-down processing?

In top-down processing, perceptions begin with the most general and move toward the more specific. These perceptions are heavily influenced by our expectations and prior knowledge. 1 Put simply, your brain applies what it knows to fill in the blanks and anticipate what’s next.

What are the 3 steps that are basic to all our sensory systems?

All our senses perform three basic steps: They receive sensory stimulation, transform that stimula- tion into neural impulses, and deliver the neural information to our brain. The process of convert- ing one form of energy into another that our brain can use is called transduction.

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What is the biggest difference between bottom-up processing and top-down processing quizlet?

Bottom-up processing is the analysis that begins at the sensory receptors and works up to the brain. Conversely, top-down processing is the analysis guided by higher level mental processes as the brain perceives based on expectation and experience.

What is the definition of the term sensation?

sensation, in neurology and psychology, any concrete, conscious experience resulting from stimulation of a specific sense organ, sensory nerve, or sensory area in the brain. The word is used in a more general sense to indicate the whole class of such experiences.

Is perception top-down or bottom-up?

Bottom-up processing is the process of ‘sensation’ and top-down is the process of ‘perception’. Sensation is the input of sensory information from our external environment that is received by our sensory receptors.

How do the processes of sensation and perception work together when we process from the bottom-up?

Bottom-up processing starts at the sensory receptors and works up to higher levels of processing. Top-down processing constructs perceptions from the sensory input by drawing on our experience and expectations. How do our expectations, contexts, emotions, and motivation influence our perceptions?

Is perception a top-down process?

Perception refers to the way sensory information is organized, interpreted, and consciously experienced. Perception involves both bottom-up and top-down processing.

What is the difference between sensation and perception?

Sensation occurs when sensory receptors detect sensory stimuli. Perception involves the organization, interpretation, and conscious experience of those sensations.

What is direct perception?

the theory that the information required for perception is external to the observer; that is, one can directly perceive an object based on the properties of the distal stimulus alone, unaided by inference, memories, the construction of representations, or the influence of other cognitive processes.

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Which of the following is true regarding sensation and perception?

Which of the following is true regarding sensation and perception? Sensation just refers to the taking in of sensory information, but perception involves history, emotion, and context, and is more critical to understanding behavior.