Tncc 8th Edition (Questions With Answers Graded A)

Describe the characteristics of cardiogenic shock {Ans: Cardiogenic shock results from pump failure in the presence of adequate intravascular volume. Lack of cardiac output and an organ perfusion occurs secondary to a decrease in myocardial contractility and or valvular insufficiency. This can happen with blunt cardiac trauma or an MI. Symptoms can include low blood pressure increase heart rate and respiratory rate chest pain shortness of breath dysrhythmias increase troponin and pale cool moist skin}True or false: NPAs and OPAs are definitive airways. {Ans: False. When placing one of these? One should consider the potential need for a definitive airway.}What is Cullen's sign and its significance? {Ans: Cullens sign is periumbilical bruising and is indicative of intraperitoneal bleeding}What is the Munro-Kellie doctrine? {Ans: Within the skull 80% his brain, 10% is blood, and 10% is CSF. Any increase of any of the products results in increased intracranial pressure.}According to newtons law which of these two force is greater: size or force? {Ans: Neither. For each force there is an equal and opposite reaction.}What is tension? {Ans: stretching force by pulling at opposite ends}What are the signs and symptoms of irreversible shock? {Ans: Obtunded