Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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The eye muscles are the most active muscles in the whole body. The external muscles that move the eyes are the strongest muscles in the human body for the job they have to do. They are 100 times more powerful than they need to be.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
Plant Cell (Blank Labels)
For this bimolecular reaction, the rate constant k is second order
Blank periodic table
Example of a cladogram, or branching order, of the New World monkey Superfamily Ceboidea.
Sensory receptor synapses with first-order sensory neuron