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In 1864, the first barbiturate (barbituric acid) was synthesized.
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A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.
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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.
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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.
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ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.
Lewis symbols,(Figure 1)
The distribution of cones and rods over the human retina. The figure illustrates the number of cones ...
Mobilize joints of the feet and ankle. Apply scissoring to metatarsals and figure-8s to toes. Dorsi- ...
Figure of a Woman with a Drawing Showing Evidence of Original Painting and Outlining Design Scheme
Figure and Ground
What is the current in Figure 16-1(b) if the diode is made of silicon and the polarity of the ...