When applying the rule of nines to a 10-month-old child, the EMT should recognize which statement to be accurate?
A) The head of a child is considered to be 18 percent of the total body
B) Both legs combined are approximately 18 percent of the total body
C) The front and back of the torso are considered 72 percent of the total body
D) The front of the arm is approximately 9 percent of the total body
A) The head of a child is considered to be 18 percent of the total body
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In what manner would O2 therapy induce worsening mismatch and thus a further elevation in CO2 in a chronically hypercapnic patient?
a. By improving blood flow to poorly venti-lated alveoli b. By decreasing blood flow to poorly venti-lated alveoli c. Causing bronchoconstriction, which worsens gas flow to low areas d. Causing bronchodilation, which improves gas flow to poorly ventilated alveoli
Based on clinical data, which of the following therapeutic interventions would be most beneficial for COPD patients who develop respiratory failure after extubation?
A. NPPV B. spontaneous breathing trial C. O2 therapy with a non-rebreather mask D. reintubation and invasive positive-pressure ventilation
Angle's Class III of malocclusion is:
A. neutrocclusion B. distocclusion C. mesiocclusion D. centric occlusion
Which is a disadvantage of verbal orders?
A. more costly B. medication errors C. more delays D. more complex