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Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

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If you could remove all of your skin, it would weigh up to 5 pounds.

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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Long-term studies of the Glanville fritillary butterfly, Melitaea cinxia, have provided exceptional Long-term studies of the Glanville fritillary butterfly, Melitaea cinxia, have provided exceptional
Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial Ectopic pregnancies. (a) An ectopic pregnancy may occur in any of the locations shown. Interstitial
Term neonate. Term neonate.
Associative Long-Term Potentiation Associative Long-Term Potentiation
Embryo and fetal development during weeks 1–25 of gestation. Embryo and fetal development during weeks 1–25 of gestation.
Long Term Control Medications Long Term Control Medications
Video: Basic rhythm - control centers in medulla oblongata, spirograph and normal tidal cycle

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