An Emergency Medical Responder reports that a male patient, who was injured while playing football, has bruising to the lumbar region of the body. Based on this statement, the EMT should expect to find bruising in which area?

Which of the following problems are associated with premature withdrawal from mechanical ventilation and untimely extubation? I. hypokalemic metabolic alkalosis II. cardiovascular stress III. muscle overload and fatigue IV. loss of airway protection

A. I, II only B. II, IV only C. III, IV only D. II, III, IV only

Prolonged absence of oxygen can result in

A) neurological damage. B) brain death. C) cardiac death. D) all of the above.