Oxygen therapy is indicated in the sub-acute or home setting for adults with:
I. PaO2 < 55 mmHg
II. SpO2 < 88%
III. hypoxemia in association with cor pulmonale
IV. pulmonary hypertension
A) I
B) I and II
C) I, II, and III
D) I, II, III, and IV
D
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When you are FIRST to arrive at the scene of a motor vehicle collision, park the ambulance, if possible, upwind and uphill from the wreckage by:
a. 50 feet. c. 200 feet. b. 100 feet. d. 250 feet.
A cerebral _____ results from the disruption of arterial blood supplied from the heart to the brain.
a. embolism b. infarction c. hemorrhage d. thrombosis
Which of the following statements about removing a helmet in a prehospital setting is correct?
a. Helmets should be removed only if they are too tight or if spinal immobilization is required. b. It is acceptable to leave a helmet on a patient if the patient has no airway or breathing problems. c. Any patient wearing a helmet should have it removed so that the airway and breathing can be properly assessed. d. Helmets should never be removed, so OEC Technicians must be creative in working around the obstacle of a helmet while providing care.
You have been called to a railroad yard for an unknown emergency. When you arrive on scene, you are directed to a tanker car, where two men are lying on the ground next to the railcar. The men are mechanics for the railroad company and were performing some type of repair work on the valves for the tanker car. The only other person around is a security guard, who saw the men suddenly collapse on a surveillance video camera and called 911 immediately. He has an automated external defibrillator (AED) at his side. Your initial action would be to:
A) Quickly retrieve the patients and move them to safety B) Take manual spine motion restriction of the head and neck and assess the ABCs for each patient C) Remain at a safe distance and call for fire department assistance D) Determine which chemical the tanker contains and assess the leaks