Capillaries are the smallest blood vessels in the body. They allow water, oxygen, carbon dioxide, and other nutrient and waste substances to exchange between blood and surrounding tissues.Read on to learn more about capillaries, and what they do in your body.cience Videos. Science Main Index. Capillaries are the smallest blood vessels in the body. They allow water, oxygen, carbon dioxide, and other nutrient and waste substances to exchange between blood and surrounding tissues. Read on to learn more about capillaries, and what they do in your body.
Cross (in Berkeley County, SC) Populated Place Profile. Cross (GNIS FID: 1221844) is a populated place located in Berkeley County at latitude 33.327 and longitude -80.148. The elevation of Cross is 79 feet. Cross appears on the Cross U.S. Geological Survey Map. Berkeley County is in the Eastern Time Zone (UTC -5 hours).
The surname Cross is an English surname. The name originated from the pre 7th century Old Norse word kross. As a surname it has several possible origins. It may have been a place name for someone who lived near a stone cross set up by the roadside or in a market place.