AP PSYCHOLOGY

Detailed explanation-1: -Auditory hallucinations are the sensory perceptions of hearing noises without an external stimulus. This symptom is particularly associated with schizophrenia and related psychotic disorders but is not specific to it.

Detailed explanation-2: -Researchers estimate that 5% to 28% of people in the United States experience auditory hallucinations. They’re the most common type of hallucination. Some people experience auditory hypnogogic hallucinations that specifically take place as they’re falling asleep.

Detailed explanation-3: -While the majority of hallucinations reported in primary psychotic disorders are auditory, they may also be visual, olfactory, tactile, or gustatory. Visual hallucinations have been reported in 16%–72% of patients with schizophrenia and schizoaffective disorder.

Detailed explanation-4: -In acute organic states, the auditory hallucinations are usually unstructured sounds –elementary hallucinations, for example, the patient hears whirring noises or rattles, whistling, machinery or music. Often the noise is experienced as unpleasant and frightening.

Detailed explanation-5: -They are commonly experienced by those with psychiatric disorders and can be seen in up to 75% of people with schizophrenia. It is also caused by brain tumors, common types of street drugs (e.g., MDMA, LSD), alcohol use, and epilepsy. Auditory hallucinations may also be experienced when falling asleep or waking.