Human Heart Anatomy Diagram - Sectional View with Labels #2367854 (License: Personal Use)

This black-and-white anatomical illustration presents a sagittal section of the human heart, highlighting the right and left atria and ventricles, the interventricular septum, and major vessels including the aorta, pulmonary arteries, and venae cavae. Arrows indicate the direction of blood flow through the cardiac chambers and outflow tracts. The diagram is designed for clarity in teaching cardiovascular physiology and anatomy.

Used in medical textbooks, online anatomy courses, healthcare training modules, and patient education resources to explain heart structure and circulation; matches user intent for learning or reviewing cardiac anatomy.