|
Author Question: The Old Farmer's Almanac: a. was the first periodical published in the United States b. was the ... (Read 28 times) |
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
The longest a person has survived after a heart transplant is 24 years.
In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.