|
|
There are more nerve cells in one human brain than there are stars in the Milky Way.
One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.
There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).
In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
![Bayliss and Starling discovered the mechanism by which the small intestine and pancreas work togethe](https://biology-forums.com/gallery/47/medium_33_25_07_11_1_23_50.jpeg)
![Elephant work camp in Thailand. Elephants are used for heavy forest work and in circus presentations](https://biology-forums.com/gallery/47/medium_27692_23_04_12_3_23_30.jpeg)