Sensation and Perception Flashcards

Front

Absolute Threshold

Back

The point at which a stimulus can be detected 50 percent of the time

Front

Bottom-up Processing

Back

We identify a stimulus by analyzing new information

Front

Top-down Processing

Back

We identify a stimulus by using prior knowledge based on past experiences

Front

Adaptation

Back

A decline in response to a stimulus due to repeated presentation of the stimulus; this happens at the neural level

Front

Stimulus

Back

A detectable input from the environment

Front

Sensation

Back

Sensation is the process by which we receive information from the environment

Front

Perception

Back

Perception is the interpretation of information from the environment so that we can identify its meaning