IMO, and I could be wrong, but the drive from Minn/St Paul, other than the Mall of America in Minneapolis, has nothing of interest until you get to the Badlands, Custer STate Park, Crazy HOrse, Mt Rushmore area. Deadwood SD for a day and night, I found to be of interest.
Sinoatrial node is located at the junction of the superior vena cava with the right atrium.
contraction of the heart. In the adult mammalian heart, the CCS comprises the sinoatrial (SA) node, the internodal tracts, the atrioventricular node, the atrioventricular (His) bundle, its right and left branches, and the network of Purkinje fibers. While the functional equivalent of these components are present in some form