Bleeding between menstrual periods is known as ________.

Your 18-month-old has had a worsening cough and fever for the last three days. Because it is winter, you originally assumed that it was just a cold. The child is now exhibiting difficulty breathing. As you are driving your child to be examined by his pediatrician, you are thinking about what could be causing these signs. Based on your OEC training, you realize that there are several

possibilities, and that the signs could suggest any of the following conditions except: a. pneumonia. b. croup. c. asthma. d. bronchiolitis.

After several cycles of lab testing on test animals, a medication can enter clinical trials for evaluation in humans. In phase III clinical trial testing:

A) the trial is expanded to include a large sample size, usually in the thousands of individuals, and establish the overall safety and effectiveness of the drug. B) the medication is compared to other medications on the market. C) consists of the drug being tested on a small number (usually 300 or less) of people with the illness or condition the drug is designed to treat. D) researchers attempt to determine the safe dose and how the medication is both absorbed and eliminated from the body.