Which of the following is an index commonly used to determine relative lung maturity?

a. FRC/TLC ratio
b. L:S ratio
c. RQ ratio
d. SP-A


ANS: B
Quantification of these phospholipids (the L:S ratio and PG concentration) provides a predictive index of the lung maturity in the fetus before birth and the risks of developing respiratory dis-ease.

Health Professions

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Which of the following is NOT true of nonverbal communication?

A) Most communication is nonverbal. B) Nonverbal communication is underestimated. C) Most individuals are hyperaware of their nonverbal signals. D) Silence can be interpreted as either positive or negative feedback.

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The trade name of tirofiban is:

A) Aggrastat B) Ticlid C) Ecotrin D) Plavix

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When using batch posting:

A) superbills are posted in diagnosis related batches. B) superbills are posted in batches alphabetically. C) superbills are gathered into a batch and posted later. D) superbills are posted together on the same day as the patients were seen. E) All of the above

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Which of the following is a correct example of a part of the inside address of a business letter?

A. 233 W. Newhouse St. B. Ms. Paula Jordan C. Plainview, New Jersey D. 233 West Newhouse St. E. Plainview, N.J.

Health Professions