…circulation (ROSC). Prognostication. Potential reasons for a flat ETCO2 curve include: Ventilator or capnograph not activated. Displacement of the tracheal tube. Cardiac arrest without adequate…

…Activated charcoal — in Sweden usually called medicinal charcoal — is the first line measure in decontamination, and gastric lavage is today a rare procedure reserved for…

…despite maximally tolerated therapy. It is a prodrug activated predominantly in the liver by very long chain acyl CoA synthetase 1. This activating enzyme is…

…sinoatrial node pacemaker cells. This current is a mixed inward Na⁺/K⁺ current activated by hyperpolarisation and contributes to spontaneous diastolic depolarisation. By inhibiting the…

…mechanism. Sequential activation implies that the atria are activated first and they fill the ventricles with adequate volumes of blood before ventricular contraction commences. To…

…of aspiration. A conduit for fibreoptically assisted intubation in a known difficult airway. The difficult airway algorithm is activated in unexpectedly difficult laryngoscopy, difficult bag…

…and ascends in a caudocranial direction along the interatrial septum. The left atrium is activated passively. The upper boundary of this circuit may be located…

…shock most commonly reflects severe left ventricular (LV) dysfunction, accounting for approximately 80% of cases. Other causes include acute mechanical complications—particularly ventricular septal defect…

…the more efficient the pumping mechanism. Sequential activation means that the atria activate first, filling the ventricles with adequate volumes of blood before the ventricles…

…referred to as junctional beats and junctional rhythms. The atria will be activated in the opposite direction, which is why the P wave will be…