Image shows the routes into the heart via the descending aorta and the subclavian artery.

Posterior view of heart and great vessels with lung.

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.

Orientation figure shows location of heart and aorta in body.

Image shows two typical entry points, popliteal and femoral, when doing a cardiac catheterization.

Posterior view of a heart showing branching of the coronary veins.

Simple drawing showing a posteroinferior view of the coronary arteries.

Right anterior oblique view of a heart to show anterior and posterior branching of the highlighted right coronary artery.

Illustration of male head and torso with heart and its major branches visible. A triple-lumen venous catheter is in place.

Left anterior oblique view of a heart to show anterior and posterior branching of the highlighted left coronary artery.

Simple drawing showing an anterior view of the coronary arteries.

Posteroanterior projection radiograph of the chest showing normal anatomy.

Heart and descending aorta.