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Author Question: Respiration is A) the process of inhaling and exhaling. B) covering over the trachea to ... (Read 26 times) |
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.