|
|
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.
In 1864, the first barbiturate (barbituric acid) was synthesized.
Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.
Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
![Erythroblastosis fetalis. (a) The condition occurs with an RH+ father and RH– mother. (b) First preg](https://biology-forums.com/gallery/47/medium_14755_16_10_12_12_29_18_9451500.jpeg)
![Inflammation. Inflammation is characterized by the presence of swelling, redness, heat, and pain. Sw](https://biology-forums.com/gallery/47/medium_14755_11_11_12_7_18_45_10040570.jpeg)