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
Kiri (given name) Kiri (given name) Kiri is a given name appearing in various cultures. In Māori, "kiri" means "skin", "bark", or "rind". In Korean, the meaning of the name differs based on the hanja used to write each syllable of the name; there are 68 hanja with the reading "ki" and 26 hanja with the reading "ri" on the South Korean government's official list of hanja which may be registered for use in given names. In Finland, Kiri (male) name is listed in Finnish orthodox calendar. The name is a short version of Kyriakos (Saint Cyriacus the Anchorite. Notable people with the