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absorbed
addicted
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Morphine is one of the most 1 pain-killers. It works very fast and has fewer
long-term 2 than other pain-killers. Furthermore, morphine is easily 3 into
the human body because it closely resembles naturally occurring chemicals in humans
called endorphins. Morphine comes from a flower called the 4 poppy, which
grows wild in Turkey and in parts of Asia. Some people who use morphine may develop
a physical 5 on the drug. Others may become 6 . For addicts, their entire
life may rest on getting more of the 7 . In the 19th century, there were few
governmental 8 over opium and the drug was widely 9 . Abuses led to stricter
controls on the drug. Now, doctors and patients alike are looking more objectively at the
benefits and drawbacks of morphine, and new, 10 morphine has entered the market.