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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.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
There are approximately 3 million unintended pregnancies in the United States each year.
Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.
Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
![Note the thickening of the intestinal wall and the erosion of the inner lining of the ileum, often s](https://biology-forums.com/gallery/47/medium_14755_30_09_12_4_42_22_9158776.jpeg)
![Rinne test: A. Place the base of the tuning fork on the mastoid process. B. Place tuning fork in fro](https://biology-forums.com/gallery/47/medium_18099_27_10_12_3_59_37.jpeg)