How much space should exist between the top of the face guard and the lower edge of the helmet?
A. 1 inch
B. 2 inches
C. 3 inches
D. 4 inches
Answer: C
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Explain when External cause codes are used.
What will be an ideal response?
Which of the following is TRUE regarding a patient with severe respiratory distress?
A) Cellular metabolism without adequate oxygen creates an alkalotic state. B) Supporting an open airway is usually sufficient to reverse respiratory distress. C) A blocked airway is the most common cause of respiratory emergencies. D) Altered mental status may be a sign of exhaustion and impending failure.
Ventricular dysfunction occurs in patients receiving positive-pressure ventilation for which of the following reasons?
1. Hypovolemia 2. Excessive tidal volume 3. Receiving more than optimal positive end expiratory pressure (PEEP) 4. Hypervolemia a. 1 and 3 only b. 1, 2, and 3 only c. 3 and 4 only d. 2, 3, and 4 only
Interferon in the blood acts as which type of nonspecific body defense?
A. Chemical barrier B. Mechanical barrier C. Fever D. Inflammation E. Phagocytosis