Atrium (heart) of blood occurs. In birds, mammals, and some other reptiles (alligators in particular) the partitioning of both chambers is complete. Atrium (heart) The atrium is the upper chamber in which blood enters the heart. There are two atria in the human heart – the left atrium connected to the lungs, and the right atrium connected to the venous circulation. The atria receive blood, and when the heart muscle contracts they pump blood to the ventricles. All animals with a closed circulatory system have at least one atrium/auricle (humans have two atria). The atrium used to be called the "auricle", and
How to Be a Human Being How to Be a Human Being How to Be a Human Being is the second studio album by English indie rock group Glass Animals. It was released on 26 August 2016 by Wolf Tone and Caroline International in Europe, and Harvest Records in the United States. The album received critical acclaim for its "sense of wonder", and "immediate impression", though it was also met with some mixed reactions, from critics who felt it was somewhat premature. There are a total of 11 songs on the track listing, along with 11 characters illustrated on the cover art. Each song, along with