____________________ is effective against fire involving alcohols, ketones, and esters
a. Dry powder
b. Urea-potassium bicarbonate
c. Multipurpose dry chemical
d. Potassium chloride
b
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In which type of fraction is the value of the numerator smaller than the value of the denominator?
A) Common fraction B) Proper fraction C) Improper fraction D) Complex fraction
An AED will deliver a shock to which of the following heart rhythms?
A) Ventricular fibrillation B) Heart block C) Asystole D) Sinus rhythm
To stabilize the cervical spine of a trauma patient while simultaneously opening the airway, how should you position her head?
A) Tilted slightly forward B) Tilted slightly back C) Neutral and in-line D) In the position found
Using which of the following medications carries the greatest risk of persistent memory and cog-nition problems in the survivors of ARDS?
a. Benzodiazepines b. Beta-2 agonists c. Exogenous surfactants d. Corticosteroids