Which type of laser is useful in breaking up kidney stones?
a. Excimer
b. Carbon dioxide
c. Free electron
d. Ho:YAG
ANS: C
The free electron laser creates a light beam as a series of rapid superpulses of high energy and short duration with minimal thermal damage. These light beams can fragment calculi.
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The procedure and service codes are located in the ________ listing.
A. Current Procedural Terminology B. Current Services Terminology C. Current Procedure and Services Terminology D. Current Codes Terminology
A typical metered dose inhaler produces which of the following particle distributions?
a. 2 to 6-µm mean mass aerodynamic diam-eter (MMAD) b. 1- to 3-µm MMAD c. 6- to 9-µm MMAD d. Less than 1-µm MMAD
The study of drug movement through the body is _______, and the study of drug dy-namics is called _______
a. Pharmacogenetics; pharmacotherapy b. Pharmacotherapy; pharmacogenetics c. Pharmacokinetics; pharmacodynamics d. Pharmacodynamics; pharmacokinetics
The trend toward privatization in organized youth sports
A. made youth programs more selective and exclusive. B. increased the number of racially integrated youth sport programs. C. had a negative impact on people from upper-income areas. D. helped parents who need inexpensive sport programs for their children.