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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

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Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

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Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

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In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

The formation of a chimeric gene that is found in people with certain forms of leukemia. The formation of a chimeric gene that is found in people with certain forms of leukemia.
Exophthalmos. The protrusion of the eyes is a common symptom of hyperthyroidism. Exophthalmos. The protrusion of the eyes is a common symptom of hyperthyroidism.
Acute lymphocytic leukemia. Acute lymphocytic leukemia.
Abnormal breath sounds Abnormal breath sounds
(a) Acute myelocytic leukemia: The tumor cells are of myeloid rather than lymphoid lineage. (b) ... (a) Acute myelocytic leukemia: The tumor cells are of myeloid rather than lymphoid lineage. (b) ...
Video: Factors that increase metabolic rate and heat production

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