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Author Question: A female jogger has collapsed on the trail of a public park. A crowd of curious onlookers has ... (Read 48 times) |
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.