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
Rosie (given name) Rosie (given name) Rosie is a feminine given name of English origin. It is a diminutive form of the English language given name Rose, which is of Latin origin. Similar diminutives in other languages include: ' becoming ' in Spanish, and ' becoming ' in Slavic languages. Rosie is a nickname for variations of "Rose" such as "Rosalie", "Rosemary", "Roseanne", "Rosalyn", and others. Historically, Rosie has been a reasonably popular given name for infants in England and Wales during the early 21st century, as it was in Victorian times. It continues to be popular in Scotland, as well. However, it