Which of the following is TRUE regarding elevating a patient's legs and feet in the presence of shock?
A) It improves circulation to the upper body.
B) It interferes with the movement of the diaphragm.
C) It increases blood flow to the brain.
D) It relieves the pressure on the lower back.
Answer: B
Health Professions
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As the intensity of x-ray exposure of the air volume increases, the number of electron–ion pairs produced
a. also increases. b. decreases considerably. c. decreases slightly. d. remains the same.
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Element of a patient exam
What will be an ideal response?
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When the following equation is balanced, the coefficient in front of NaCl would be> 
A. 1 B. 2 C. 3 D. 4
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Which of the following occurs when the tube or the image receptor is not properly aligned?
a. elongation b. magnification c. foreshortening d. minification
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