|
|
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.
![Several species of squirrels have melanistic phases. In large parts of United States and Canada, the](https://biology-forums.com/gallery/47/medium_27692_23_04_12_3_37_08.jpeg)
![Diverticulosis. It is the presence of abnormal pouches in the wall of the large intestine (diverticu](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_22_59_96831113.jpeg)