To facilitate absorption of needed nutrients, the hormone ____ slows gastrointestinal motility, allowing for more time for absorption.

Which of the following shows the correct DEA registration number format for Dr. Mary Smith?

a. AS1234565 b. AM1234563 c. AS1234561 d. AS1234563

To understand the symbols in a medical dictionary, one should:

a. read the introduction. b. make a cheat sheet. c. look in the index. d. look up the symbol on the Internet.