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There are approximately 3 million unintended pregnancies in the United States each year.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.

Systemic acquired resistance to pathogen attack. Systemic acquired resistance to pathogen attack.
The gaping hole in the destroyer USS Cole, in the port of Aden, Yemen, was the work of suicide bombe The gaping hole in the destroyer USS Cole, in the port of Aden, Yemen, was the work of suicide bombe
Central Tendency in Symmetrical Distributions Central Tendency in Symmetrical Distributions
Disorders of the Respiratory System Cont Disorders of the Respiratory System Cont
A mechanical returnless fuel system. The bypass regulator in the fuel tank controls fuel line ... A mechanical returnless fuel system. The bypass regulator in the fuel tank controls fuel line ...
The anterolateral system. The pathways from only one side of the body are shown. The anterolateral system. The pathways from only one side of the body are shown.
Video: Carbohydrate digestion (brush border enzymes, end products) & Carb absorption (fructose, galactose)

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