Train of four is characteristically used in concern with-: (A) Malignant hypehermia, (B) Non -depolarizing neuromuscular blockers, (C) Mechanical ventilation, (D) To check hemodynamic parameters
Answer is B. Train of four is used for monitoring neuromuscular block during anaesthesia. Fade on TO4 is the characteristic feature of non-depolarising neuromuscular blockage.