Human Thoracic Cavity Anatomy Diagram - Heart, Lungs, and Major Structures #3246201 (License: Personal Use)

This medical illustration presents a frontal cross-section of the thoracic cavity, clearly labeling the heart (including atria, ventricles, and pericardial cavity), lungs, superior and inferior vena cava, pulmonary trunk, aortic arch, and diaphragm. The inset sagittal view adds context for the trachea, esophagus, thymus, and vertebral alignment. All major mediastinal components are precisely annotated for educational clarity.

Used in anatomy textbooks, medical school lectures, and online health education platforms to teach thoracic organ relationships; ideal for students, clinicians, and patients seeking visual understanding of chest anatomy.