The average body rotation for an oblique projection of the lumbar spine is 45°; however, to better visualize the proximal zygopophyseal joints 50° obliquity can be used. Using the shift rule-of-thumb, how many additional inches would the centering be shifted to the upside from midline to compensate for the additional rotation?
A. 
inch
B. 1 inch
C. 
inch
D. 2 inches
Answer: A
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A football player was struck in the head and is complaining of a headache and nausea. He also states that he has pain to his upper back and tingling in his left hand. The EMT is providing proper care for the patient when he:
A) removes the helmet to better assess the airway and head. B) leaves the helmet in place but removes the face mask. C) removes the shoulder pads to apply a cervical collar. D) does not place the patient on a long board due to the presence of shoulder pads.
Which of the following statements is true concerning the antiasphyxia valve of the Uni-Vent 750?
a. The valve opens with a –1 cm H2O pres-sure. b. The valve opens in the synchronized in-termittent mandatory ventilation mode for spontaneous breathing. c. The valve can open in the control mode for spontaneous breathing. d. The valve functions as the ventilator's demand valve for breath triggering.
Divide 8/12 by 3/12. Remember to invert the divisor and then to reduce to lowest terms.
A) 96/36 B) 2 and 16/48 C) 2 and 2/3 D) 24/9
How does the Student Edition compare to Medcin-based EHR systems being used in medical facilities?
A) Both have the same nomenclature and visual style. B) The visual style varies but the nomenclature is the same. C) The systems vary in visual style and nomenclature. D) The nomenclature varies but the visual style is the same.