Atrium (heart) now used for an appendage of the atrium. Humans have a four-chambered heart consisting of the right atrium, left atrium, right ventricle, and left ventricle. The atria are the two upper chambers. The right atrium receives and holds deoxygenated blood from the superior vena cava, inferior vena cava, anterior cardiac veins and smallest cardiac veins and the coronary sinus, which it then sends down to the right ventricle (through the tricuspid valve) which in turn sends it to the pulmonary artery for pulmonary circulation. The left atrium receives the oxygenated blood from the left and right pulmonary veins, which it
Jade (given name) for boys and girls in the United States with multiple spelling variants, is also sometimes seen as a variant of Jade. Jade has become increasingly popular in France since 1990. It was the 7th most given name for girls there in 2005. Jade (given name) Jade is a given name derived from the ornamental stone jade, which is used in artwork and in jewellery making. The name is derived from the Spanish "piedra de la ijada", which means "stone of the colic." There was a belief that when jade was placed on the stomach, it could cure colic in babies.