Human Heart Anatomy Diagram - Educational Illustration for Students & Medical Learners #3623201 (License: Personal Use)

This black-and-white line illustration depicts the external and internal structure of the human heart, including the right and left atria and ventricles, the aortic arch, pulmonary trunk, superior and inferior vena cava, and coronary vessels. Valves such as the tricuspid and bicuspid (mitral) are indicated schematically. The image is designed for clarity over realism, making it suitable for educational use in biology or health science contexts.

Commonly used in educational websites, digital textbooks, classroom handouts, and medical training modules to teach cardiovascular anatomy; matches user intent for visual learning, revision, or printable study aids.