|
Author Question: Considering that the Bill of Rights was designed as a series of limitations on the federal ... (Read 12 times) |
When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
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.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.