persistent unawareness states 《英文msh詞典》Persistent Unawareness States ; [入口詞] Persistent Unawareness States ; [主題詞] Persistent Vegetative State ; [英文釋義] Vegetative state refers to the neurocognitive status of individuals with severe brain damage,in whom physiologic functions (sleep-wake cycles,autonomic control,and breathing) persist,but awareness (including all cognitive function and emotion) is abolished.