Heart depending on what is counted as a chamber. The atrium and ventricle are sometimes considered "true chambers", while the others are considered "accessory chambers". Primitive fish have a four-chambered heart, but the chambers are arranged sequentially so that this primitive heart is quite unlike the four-chambered hearts of mammals and birds. The first chamber is the sinus venosus, which collects deoxygenated blood from the body through the hepatic and cardinal veins. From here, blood flows into the atrium and then to the powerful muscular ventricle where the main pumping action will take place. The fourth and final chamber is the
Julie (given name) may be given to males as well, though mostly as a second or third given name. In 2006, 204 Frenchmen had "Julie" among their given names. The first appearance of "Julie" in a popular non-French literary work occurred with Swedish playwright August Strindberg's tragedy "Miss Julie" in 1888. As it became one of the most widely performed plays in the English-speaking world, the choice of "Julie" as a name expanded along with it. Mononyms: Given name: Julie (given name) Julie is a popular Latin first name which originally comes from the Latin "Julia" which could mean youthful, soft-haired, beautiful or