Lymphocytes, one of the types of ________ blood cells, are produced in the lymph nodes

Symptoms of acute bronchitis include all of the following EXCEPT __________

a. headaches b. fever and chills c. yellow, white, or green phlegm d. hacking cough

Which law required all drugs to have warnings and adequate directions for use?

A) Pure Food and Drug Act of 1906 B) Food, Drug, and Cosmetic Act of 1938 C) Durham–Humphrey Amendment of 1951 D) Kefauver–Harris Amendment of 1962