Which of the two techniques for obtaining intraoral radiographs may be easier to use for children or adults with shallow palates?
What will be an ideal response?
An advantage of the bisecting technique is its ease of use with patients who have small mouths, very low or shallow palatal vaults or large tori, an exaggerated gag reflex, and in edentulous regions.
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For which of the following purposes is a tracheal button appropriate? 1. Facilitate secretion removal. 2. Protect the airways from aspiration. 3. Relieve airway obstruction. 4. Aid in positive-pressure ventilation
a. 1 and 3 only b. 2 and 4 only c. 3 and 4 only d. 1, 2, 3, and 4
Which of the following are essential components of a continuous positive airway pressure (CPAP) flow system?
1. Blended source of pressurized gas 2. Nonrebreathing circuit with reservoir bag 3. Low-pressure or disconnect alarm 4. Expiratory threshold resistor a. 3 and 4 only b. 1, 2, and 4 only c. 1 and 4 only d. 1, 2, 3, and 4