Before securing the ET tube in place with a commercial device, you should:
A) remove the bag-mask device from the ET tube.
B) hyperventilate the patient for 30 seconds to 1 minute.
C) move the ET tube to the center of the patient's mouth.
D) note the centimeter marking on the ET tube at the patient's teeth.
Answer: D) note the centimeter marking on the ET tube at the patient's teeth.
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