As noise increases in a CT image,
a. low contrast resolution increases.
b. dose to the patient increases.
c. low contrast resolution decreases.
d. both a and c
d. both a and c
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A patient with advanced dementia cannot provide an accurate medical history. In this situation, the EMT's best course of action would be to:
A) transport the patient to a hospital he has been to previously. B) have the patient sign a release-of-medical-information form. C) determine medical conditions based on assessment findings. D) ask family members about the patient's past medical history.
Prolonged exposure of body parts to heat that raises their temperature over 54°C (130°F) will cause:
A) desiccation. B) sloughing. C) blistering. D) all of the above.
A patient asks his physician "Can you help me die in peace?" The physician agrees to withhold medical treatment for this patient. This is an example of what type of euthanasia?
A. active B. passive C. involuntary D. physician-assisted E. common law
The Combitube airway:
A) is guided blindly with your fingers B) must be placed using a laryngeoscope C) must be placed using a bronchoscope to guide it D) is inserted with the assistance of a tube exchanger