This site features a detailed index of photographs for cardiovascular pathology. You can see what a normal human heart looks like and what a sick one looks like too. Come and check it out.

These microscopic images of different cells and tissues from the human organs gives an idea of some the pathological processes that occur and the importance of histology.

Labeled illustration of the human heart, with callouts for the aorta, pulmonary artery, venticles, and atria.

An illustration of the human heart.

A good quick look at the comparative anatomy of the heart of a typical bird and the human heart. Gives some of the facts behind the differences.

Detailed images and descriptions of normal heart valve action. Requires a paid subscription to access narratives, images, transparencies, discussions and quizzes.