Heart 8 around the two ventricles and proceeding toward the apex. This complex swirling pattern allows the heart to pump blood more effectively. There are two types of cells in cardiac muscle: muscle cells which have the ability to contract easily, and pacemaker cells of the conducting system. The muscle cells make up the bulk (99%) of cells in the atria and ventricles. These contractile cells are connected by intercalated discs which allow a rapid response to impulses of action potential from the pacemaker cells. The intercalated discs allow the cells to act as a syncytium and enable the contractions that
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,