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Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

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Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

The Scopes Trial: William Jennings Bryan (right) represented the state of Tennessee, and Clarence Da The Scopes Trial: William Jennings Bryan (right) represented the state of Tennessee, and Clarence Da
The Decline of Two-Parent Families The Decline of Two-Parent Families
Speed of Convergence to the Steady State Speed of Convergence to the Steady State
How reciprocal functions compare to the parent function How reciprocal functions compare to the parent function
State the transformations on the function f(x)= 4sin(x-pi)-2 and then graph two cycles below. State the transformations on the function f(x)= 4sin(x-pi)-2 and then graph two cycles below.
State the equations State the equations
Video: Electrical changes in the heart

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