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Author Question: To see if classical conditioning has occurred, the conditioned stimulus is presented without the ... (Read 49 times) |
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.
Medication errors are three times higher among children and infants than with adults.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.