Which of the following drug categories can impair mucociliary ...

[Tazate]

Which of the following drug categories can impair mucociliary clearance in intubated patients? 1. General anesthetics 2. Bronchodilators 3. Opiates 4. Narcotics
 
  a. 1 and 3 only
  b. 1, 2, and 3 only
  c. 3 and 4 only
  d. 1, 3, and 4 only

Question 2

Conditions that can affect airway patency and cause abnormal clearance of secretions include which of the following? 1. Foreign bodies 2. Tumors 3. Inflammation 4. Bronchospasm
 
  a. 1, 2, and 3 only
  b. 2 and 4 only
  c. 2, 3, and 4 only
  d. 1, 2, 3, and 4

[javimendoza7]

Answer to Question 1

ANS: D
Several common drugs, including some general anesthetics and narcotic-analgesics, can depress mucociliary transport.

Answer to Question 2

ANS: D
Examples include foreign bodies, tumors, and congenital or acquired thoracic anomalies such as kyphoscoliosis. Internal obstruction also can occur with mucus hypersecretion, inflammatory changes, or bronchospasm, further narrowing the lumen.