Most hematology laboratories use hemacytometers with ____________________ type of ruling.

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

Carbohydrates are primarily derived from which food group?

dairy breads and cereals fats and oils proteins