AP Psychology - Sensation and Perception Vocab Flashcard

Front

Minimum difference between stimuli detectable 50% of the time.

Back

Difference threshold

Front

Weakest stimulus level detected 50% of the time.

Back

absolute threshold

Front

Focusing conscious awareness on a stimulus.

Back

selective attention

Front

Study of paranormal events investigating ESP claims.

Back

parapsychology

Front

Information processing starting with sensory receptors and moving to the brain.

Back

bottom up processing

Front

Receiving messages below absolute threshold for awareness.

Back

subliminal stimulation

Front

Difference thresholds increase with stimulus size.

Back

Weber's law

Front

Temporary decrease in sensitivity to a stimulus when stimulation is unchanging (e.g., nose blindness).

Back

sensory adaptation

Front

Information processing guided by pre-existing knowledge or expectations.

Back

Top down processing

Front

Ears convert sound waves to neural impulses through...

Back

Transduction