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
The Heart String & How to Pull It The Heart String & How to Pull It The Heart String & How to Pull It is the third album by Scottish rock band Sucioperro, released on 7 March 2011 by Xtra Mile Recordings. The band financed the making of the album and completed most of the recording themselves at their beastin' studio, The Lair. The record was produced by the band, mixed by Chris Sheldon, and mastered by Chris Gordon. The artwork was once again done by bassist Stewart Chown, in collaboration with longtime Sucioperro photographer Gordon Burniston. In order to fund the publication and promotion of the album,