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Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

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Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

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Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and
Cutting the umbilical cord. Cutting the umbilical cord.
In 1790, as now, the most densely populated part of the nation was the coastal r In 1790, as now, the most densely populated part of the nation was the coastal r
Feedback control of the adrenal cortex. Feedback control of the adrenal cortex.
Hydrolysis reactions for some biochemically important phosphate compounds (part 1) Hydrolysis reactions for some biochemically important phosphate compounds (part 1)
Estimating Potential Blood Volume Loss (Part 1) Estimating Potential Blood Volume Loss (Part 1)
Video: Causes of Acne

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