Human Heart Anatomy Diagram - Labeled Illustration for Education #2368153 (License: Personal Use)

This black-and-white line illustration depicts the external and internal structure of the human heart, including the left and right atria and ventricles, aorta, pulmonary artery, superior and inferior vena cava, and pulmonary veins. Designed for clarity, it omits fine tissue detail to emphasize spatial relationships and flow pathways. Ideal for introductory medical education or patient-facing health materials.

Used in biology textbooks, online learning modules, medical websites, and patient education handouts to explain cardiac structure and circulation basics; targets users seeking foundational knowledge of heart anatomy.