|
|
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.
The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
![Pancreatitis. Inflammation of the pancreas may be the result of a bacterial infection, trauma, or ch](https://biology-forums.com/gallery/47/medium_14755_14_10_12_6_35_06_93862089.jpeg)
![Chimpanzees live in complex kin groups in which lifelong bonds and individual personalities play key](https://biology-forums.com/gallery/47/medium_275816_26_01_15_5_23_40_20415653.jpeg)