Kidneys produce hormones. Normal kidneys also make important chemical messengers called hormones. These hormones circulate in the bloodstream and regulate some body functions such as blood pressure, the making of red blood cells, and the uptake of calcium from the intestine.
A Game Called Salisbury: The Spinning of a Southern Tragedy and the Myths of Race Paperback â December 14, 2007. Find all the books, read about the author, and more.
In 1958, bored by the displays of the Brookhaven National Labs annual open-day exhibition, Willy designed a tennis game simulation, the worldâs first video game. It was called Tennis For Two. Willy did not take out a patent but even if he had the royalties would have been paid to the US government.