In what circumstance would it be appropriate to use a tourniquet?
a. There are multiple people with life-threatening injuries who need care.
b. The person has a bleeding chest wound.
c. You do not have dressings and bandages available.
d. You cannot access a pressure point to apply pressure.
d. You cannot access a pressure point to apply pressure.
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Which of the following is NOT an example of the usefulness of logarithms?
A) Graphs of logarithmic values make relationships between values more visible. B) Logarithms simplify the expression of very large and very small numbers. C) Logarithms can increase the inherent uncertainties of calculated ratios. D) Logarithms can accelerate calculations.
When checking the water-flow control valve, an inspector must make sure that the alarm line shutoff valve is:
A. halfway open. B. completely open. C. completely closed. D. three-fourths closed.