Atrium (heart) 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 that term is still used to describe this chamber in, for example, the "Mollusca", but in humans that name is
Renovation of the Heart Renovation of the Heart Renovation of the Heart: Putting on the Character of Christ is a 2002 Christian book written by Dallas Willard. "Renovation of the Heart" proposes that the human self is made up of several interrelated components: one's spirit, i.e. one's "heart" or "will"; one's mind, or the collection of one's thoughts and feelings; the body; one's social context; and one's soul. Willard argues that one's identity is largely a function of how those components are subordinated to one another, and whether the whole is subordinated to God. Willard argues that popular rejection of subordination to God and