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Author Question: A social system in which rights are clearly defined and participants are free to exchange as they ... (Read 21 times) |
The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.
Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
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.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.