Chapter 36: Aerosol Drug Therapy

Chapter 36: Aerosol Drug Therapy

 

Complete Chapter Questions With Answers

 

Sample Questions Are Posted Below

 

MULTIPLE CHOICE

 

1. Which of the following best defines an aerosol?

a.	suspension of liquid droplets in a gas
b.	suspension of particulate matter in a gas
c.	molecular water dispersed throughout a carrier gas
d.	suspension of liquid or solid particles in a gas

 

 

ANS:  D

An aerosol is a suspension of solid or liquid particles in gas.

 

DIF:    Recall             REF:   p. 845            OBJ:   1

 

2. With which of the following devices are therapeutic aerosols generated?
3. atomizers
4. nebulizers
5. humidifiers

a.	1 and 2
b.	1 and 3
c.	2 and 3
d.	1, 2, and 3

 

 

ANS:  A

In the clinical setting, medical aerosols are generated with atomizers, nebulizers, or inhalers.

 

DIF:    Recall             REF:   p. 845            OBJ:   3

 

3. The mass of aerosol particles produced by a nebulizer in a given unit time best describes which quality of the aerosol?

a.	stability
b.	density
c.	output
d.	deposition

 

 

ANS:  C

Aerosol output is defined as the mass of fluid or drug contained in aerosol produced by a nebulizer generated per unit of time.

 

DIF:    Recall             REF:   p. 845            OBJ:   2

 

4. Which of the following describes the mass of drug leaving the mouthpiece of a nebulizer as aerosol?

a.	single dose
b.	emitted dose
c.	multiple dose
d.	output dose

 

 

ANS:  B

For drug delivery systems, emitted dose describes the mass of drug leaving the mouthpiece of a nebulizer or inhaler as aerosol.

 

DIF:    Recall             REF:   p. 845            OBJ:   2

 

5. Which of the following is a common method to measure aerosol particle size?

a.	scan
b.	gravimetric
c.	cascade impaction
d.	penetration studies

 

 

ANS:  C

The two most common laboratory methods used to measure aerosol particle size are cascade impaction and laser diffraction.

 

DIF:    Recall             REF:   p. 845            OBJ:   2