This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sleep disorders and eating disorders, Subject name: Psychiatry
[{'content': 'Not true about somnambulism among the following is \nSelect and explain. \nA. Low level motor skill/function is present, B. Sleep walking, C. Disorder of sleep arousal, D. Patient consciousness is not preserved', 'role': 'user'}, {'content': "Answer: A \nExplanation: * Somnambulism is an arousal parasomnia consisting of a series of complex behaviours that result in large movements in bed or walking during sleep. * Also called sleep walking, in this condition individual arises from bed and ambulates without fully awakening. * Individuals can engage in a variety of complex behaviours while unconscious. * Sleepwalks characteristically begin toward the end of the first or second slow wave sleep episodes (NREM stage III and IV). * Sleepwalking episodes may range from sitting up and attempting to walk to conducting an involved sequence of semi-purposeful actions Ref:- Kaplan & Sadock's Synopsis of Psychiatry 10th edition; Pg num:- 762", 'role': 'assistant'}]