Thoracic region of the body with the heart and descending aorta prominently visible upon the rib cage and pelvic bones.

Simple drawing showing a posteroinferior view of the coronary arteries.

Interior of pericardial sac.

Posteroanterior projection radiograph of the chest showing normal anatomy.

Transverse, or horizontal (axial), MRI of the thorax at the level of the lower heart and T9. The image to the right indicates the level of each transverse MRI.

Aortic angiogram showing arch of the aorta, ascending aorta, brachiocephalic trunk, right subclavian artery, right common carotid artery, left common carotid artery, left subclavian artery, and a portion of the descending aorta.

Right and left vagus nerve, esophageal nerve plexus, and vagal trunks. Azygos vein and related structures.

Medial view of the mediastinal (medial) surface of the left lung showing respiratory bronchi and cardiac vessels.

Inferior view of the roof of the pleural cavity with the pleura and heart removed.

The mesentery of the small intestine has been cut at its root and discarded with the jejunum and ileum.

Image on left shows two typical entry points, popliteal and femoral, when doing a cardiac catheterization. The right image shows the routes into the heart via the descending aorta and the subclavian artery.

Tranverse section through the thorax showing the heart and lungs and surrounding structures.

Anatomy, heart and descending aorta