Anatomy & Physiology

Anatomy of the left atrium and pulmonary veins
Updated version of LA and PV anatomy. Numerous photos. Text. Blackwell Publishing.

Cardiac Morphology
Great site to understand cardiac anatomy. Excellent description of atrial anatomy and conduction system using cadaveric hearts (go to Lecture archive and then advanced morphology).

Education Medical Assistants
General Heart Education links for medical assistants

Fascicular Block or Hemiblocks (LAFB and LPFB) understanding simplified.
A succinct explanation for differentiating the two. Text.