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Author Question: A cromlech is a horizontal beam supported by vertical posts. Indicate whether the statement is ... (Read 2662 times) |
Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
On average, the stomach produces 2 L of hydrochloric acid per day.
Medication errors are more common among seriously ill patients than with those with minor conditions.