Hallucination which occur at sta of sleep are known as ?: (A) Hypnogogic hallucination, (B) Hypnopompic hallucination, (C) Jactatio capitis nocturna, (D) Reflex hallucinations
Answer is A. Hypnogogic hallucination - occur while going to sleep. Hypnopompic hallucinations - occur while getting up from sleep Jactatio capitis nocturna or rhythmic movement disorder is a neurological disorder characterized by involuntary movements, usually of head and neck, before and during sleep. In reflex hallucinations, stimulus in one modality results in development of hallucination in another modality