Atrium (heart) similar function. Some animals (amphibians and reptiles) have a three-chambered heart, in which the blood from each atrium is mixed in the single ventricle before being pumped to the aorta. In these animals, the left atrium still serves the purpose of collecting blood from the pulmonary veins. In some fish, the circulatory system is very simple: a two-chambered heart including one atrium and one ventricle. Among sharks, the heart consists of four chambers arranged serially (and therefore called a serial heart): blood flows into the most posterior chamber, the sinus venosus, and then to the atrium which moves it to
Given name Chinese, Singapore, and Vietnam, among others), as well as in Southern and North-Eastern parts of India, and in Hungary. This order is common also in Austria and Bavaria, and in France, Belgium, Greece and Italy, possibly because of the influence of bureaucracy, which commonly puts the family name before the given name. In China and Korea, part of the given name may be shared among all members of a given generation within a family and extended family or families, in order to differentiate those generations from other generations. The order "given name – father's family name – mother's family name"