Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Altered sensory perception refers to changes in how we perceive and interpret sensory information from our environment. It can involve modifications in visual perception, auditory sensations, tactile experiences, or other sensory modalities.
Related terms
Hallucination: A perceptual experience that seems real but occurs without any corresponding external stimuli. Hallucinations can manifest as seeing things that aren't there (visual), hearing voices (auditory), or feeling sensations that don't exist (tactile).
A neurological condition where stimulation of one sense automatically triggers experiences in another unrelated sense. For example, someone with synesthesia may perceive numbers as having distinct colors.
The ability of our brain to adjust and adapt to new or altered sensory input over time. This allows us to normalize and make sense of changes in our environment's perceptual qualities.