For Which of the Following Purposes Is a Tracheal Button

question 50

Multiple Choice

For which of the following purposes is a tracheal button appropriate?
I.facilitate secretion removal
II.protect the airways from aspiration
III.relieve airway obstruction
IV.aid in positive-pressure ventilation

• A)I and III
• B)II and IV
• C)III and IV
• D)I, II, III and IV