Contact precautions are used for diseases such as:
a. herpes simplex.
b. whooping cough.
c. tuberculosis.
d. pneumonia.
A
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Two managed care models implemented in state Medicaid programs include:
A) HMOs and POS. B) HMOs and PCCM. C) POS and PCCM. D) PPOs and POS.
You must deliver the highest possible FiO2 to a 67-year-old man with pulmonary edema breath-ing at a rate of 35/min. Which of the following O2 delivery systems would be most appropriate?
a. Nonrebreathing mask at 12 to 15 L/min b. Simple mask at 12 to 15 L/min c. Partial rebreathing mask at 12 to 15 L/min d. Aerosol mask with nebulizer set to 100%
Certain anatomical landmarks may or may not be imaged on dental radiographs depending on:
a. placement of the image receptor. b. patient positioning. c. the angle of the x-ray beam. d. All of the above.
The experiment with a cathode ray tube called the Hittorf-Crookes tube was used to discover which of the following?
a. Radiation b. Electromagnetic energy c. X-rays d. Ionization