Which of the following modes of ventilatory support combines the advantages of pres-sure-controlled and volume-controlled ventilation?
a. Volume-assured pressure-supported venti-lation
b. Pressure-supported ventilation
c. Bilevel positive airway pressure
d. Airway pressure-release ventilation
ANS: A
Pressure-supported ventilation with a volume guarantee is the goal of volume-assured pres-sure-supported ventilation.
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Which of the following explains how a violation of Westgard Rule R4s is identified?
A) The difference between two consecutive data points is at least 4 SD, and one data point lies above + 2s and the other lies below - 2s. B) The result from a single control run lies outside the range ± 3s. C) The result from one control lies above + 2s, and the result from a different control lies below - 3s. D) Both A and C are correct.
Assessment findings for an alert and oriented patient complaining of shortness of breath reveal an open airway and strong radial pulse, accompanied by skin that is cool and diaphoretic. The depth of respirations is adequate, and breath sounds include wheezing throughout the lungs. Vital signs are a pulse of 124, respiratory rate of 24, blood pressure of 146/82 mmHg, and SpO2 93%. The patient has
a history of asthma for which he takes medications. How should you administer oxygen to this patient? A) Nonrebreather mask B) Venturi mask C) Nasal cannula D) Bag-valve mask
Your friend, who is a landscaper, tells you that he got really sunburned at work today. He describes his torso and face as being very red, and he has blisters on his back. He asks you what to do. Based on his description, your recommendation would be to:
a. apply cool compresses and consult a physician. b. apply a thick layer of an aloe-based lotion on the sunburned areas. c. take ibuprofen for the discomfort. d. cover the sunburned areas with zinc oxide.
The very recently developed American National Standards Institute/American Society of Safety Engineers ____ Standard may be the only nationally approved safety standard in the United States that is now applicable to the safety management of ground EMS vehicle fleets.
A. Commercial Transport B. Fleet Safety C. Passenger Transport D. Traffic Safety