|
|
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.