The Heart

Anterior view of the heart showing its great vessels.

Great Vessels of the Heart

Illustration of the right atrium and interatrial septum, with the atrium proper partially visible.

The Chambers of the Heart

Overview of the individual components of the heart conduction pathway.

The Conducting System of the Heart

Vasculature of the Heart

The Heart Wall

Anterior view of the pericardium illustrating its attachments to the diaphragm and the roots of the great vessels.

The Pericardium

Illustration of the borders of the heart labeled for anatomical reference.

The Surfaces and Borders of the Heart

Illustration of the aortic valve cusps, aortic sinuses, and the origins of the coronary arteries.

The Valves of the Heart

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Tibialis Anterior

by Roxanne Salkeld

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Serratus Posterior Inferior

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Lateral view of the eye's extraocular muscles, illustrating their arrangement and relation to cranial nerves.
The Eye

The Extraocular Muscles

by Dr Oliver Jones