The most effective method for preventing high-altitude illness is to:
a. make gradual ascents.
b. maintain adequate hydration and eat a high-carbohydrate diet.
c. take medications such as Diamox.
d. avoid drinking alcohol.
Answer: a
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The evolution of ICS, once developed, occurred rapidly and without much effort
a. True b. False
Answer the following statement(s) true (T) or false (F)
Given randomization, fidelity of the intervention is not crucial to be able to make strong statements of the effectiveness of a psychosocial intervention.
A patient is lying on his left lateral surface and the image receptor is placed along the anterior surface with the beam directed horizontally. What is the projection of the part?
PA left lateral decubitus right lateral decubitus AP
The greatest source of scatter during a radiographic examination is the
a. patient. b. tube. c. image receptor. d. grid.