Which of the following statements are true about methods used to displace the epiglottis during oral intubation?
a. Regardless of the blade used, the laryngoscope is lifted up and forward.
b. The curved (MacIntosh) blade lifts the epiglottis indirectly.
c. The straight (Miller) blade lifts the epiglottis directly.
d. Levering the laryngoscope against the teeth can aid displacement.
a. 1 and 3 only
b. 1, 2, and 3 only
c. 3 and 4 only
d. 2, 3, and 4 only
ANS: B
In lifting the tip of the blade, you should avoid levering the laryngoscope against the teeth, as this can damage the teeth and gums.
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