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Author Question: A naturally occurring opiate-like substance released by a signal from the cerebral cortex is: 1. ... (Read 37 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).
Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.