Complications of transtracheal oxygen catheters are:
a. subcutaneous em-physema. c. infection.
b. mucus-plugging. d. all of the above.
ANS: D
These risks can be minimized with proper care, including saline instillation and periodic clearing of the catheter lumen with a guide wire or cleaning rod.
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What are the factors that result in public health evidence?
Which of the following is an ineffective means of collecting data?
A. Asking hypothetical questions B. Encouraging patient to take the lead C. Mirroring the patient's responses D. Asking open-ended questions E. Probing for more information
When palpation reveals abdominal rigidity and tenderness at a point between the anterior superior spine of the ilium and the umbilicus, McBurney's point, it is most likely a sign of ________.
A. appendicitis B. a femoral hernia C. gallstones D. a liver contusion
What do personnel modifiers explain?
A. They explain special circumstances relating to the health care professionals involved in the treatment of the patient. B. They indicate that a service or procedure was not performed in total. C. They are an indicator of the level of complexity of services required to treat that patient. D. They indicate a service or procedure was performed by more than one physician.