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Author Question: Match each term with its definition: ___ Collagen fibers ___ Elastic fibers ___ Reticulin fibers ___ ... (Read 93 times) |
There are more nerve cells in one human brain than there are stars in the Milky Way.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.