Which of the following are necessary for normal airway clearance? 1. Patent airway 2. Functional mucociliary escalator 3. Effective cough 4. Normal pulmonary compliance
a. 1 and 4 only
b. 1, 2, and 3 only
c. 2 and 3 only
d. 2 and 4 only
ANS: B
Normal airway clearance requires a patent airway, a functional mucociliary escalator, and an ef-fective cough.
You might also like to view...
An individual is struck in the left ventricle with a high-velocity projectile. As compared to low-velocity penetrating trauma, you should have a higher index of suspicion for:
A) ventricular rupture. B) pericardial tamponade. C) simple penetrating injury. D) blunt cardiac injury.
Insurance companies will likely _______________ their insurance policies when ICD-10 is in effect
a. review b. change c. eliminate d. revise
When more than one type of therapy is used to treat a neoplasm, the additional treatments are known as:
A) ambiguous therapy. B) adjuvant therapy. C) accelerated therapy. D) agonist therapy.
Which medications have been identified to present a low risk to someone who uses them, as long as the medication is used as directed on the label?
A) Controlled substances B) Over-the-counter (OTC) substances C) Regulated substances D) Narcotic substances