A patient receiving control-mode continuous mandatory ventilation has the following ABGs on an FiO2 of 0.5: pH = 7.23; PCO2 = 61 mm Hg; HCO3– = 26 mm Hg. The current minute ventila-tion (VE) is 9.2 L/min. What new VE would you recommend?
a. 10.6 L/min
b. 14.0 L/min
c. 12.4 L/min
d. 5.8 L/min
ANS: B
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You are assessing a 73-year-old male patient who complains of altered mental status and shortness of breath. The patient is conscious, but confused. His pulse is rapid and weak, and his skin cool and diaphoretic. An Emergency Medical Responder provides you with the following vital signs: pulse, 136; respirations, 20 breaths/min; blood pressure, 168/88 mmHg; and SpO2, 89%. A family member states that the patient has diabetes and takes insulin. He also has a history of hypertension, colon cancer, irregular heartbeat, and transient ischemic attacks (TIA). Which action should the EMT take next?
A) Check the patient's blood sugar B) Perform the secondary exam C) Apply supplemental oxygen D) Administer oral glucose
Mortality from snakebite in the United States is high.
Answer the following statement true (T) or false (F)
Answer the following statement(s) true (T) or false (F)
1. In the body, blood brings oxygen to the cells and carries carbon dioxide away. 2. Veins carry oxygen-rich blood. 3. Arteries carry blood away from the heart. 4. Veins carry blood away from the heart. 5. The heart muscle receives its blood supply through the coronary arteries.
An ambulance and a fire engine are responding to a motor-vehicle crash when both emergency vehicles approach a red light. After the fire engine clears the intersection and proceeds, the operator of the ambulance should:
A) turn off all lights and sirens and wait for the red light to turn green. B) come to a complete stop and then proceed after looking in all directions. C) remain close behind the fire engine to ensure visibility of both vehicles. D) use a different siren tone while entering the intersection at a slow speed.