The heart is a large muscular pump and is divided into two halves - the right-hand side and ... consists of an atrium and a ventricle which are two connected chambers. The atria (plural of atrium ...

A 75-year-old woman with situs inversus totalis, dextrocardia, a patent foramen ovale (PFO), and a double-chamber right ventricle with subpulmonic outflow obstruction presented with highly ...