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Author Question: Which of the following statements is true? (Read 397 times) |
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Eating carrots will improve your eyesight. Carrots are high in vitamin A (retinol), which is essential for good vision. It can also be found in milk, cheese, egg yolks, and liver.
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Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.