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Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
Did you know?
Medication errors are three times higher among children and infants than with adults.
Did you know?
About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.
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.
![Comparison of normal-shaped erythro- cytes and the abnormal sickle shape noted in patients with sick](https://biology-forums.com/gallery/47/medium_14755_10_09_12_7_17_44_8501503.jpeg)
![Renal calculi (stones) can form in several areas within the urinary tract. When they form in the kid](https://biology-forums.com/gallery/47/medium_14755_05_10_12_4_17_10_92872103.jpeg)
![Nephrolithiasis. Stones, or calculi, may form in several areas within the urinary tract. When they f](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_19_57_96641254.jpeg)