Heart anatomy - Heart Information Center: Heart Anatomy

Anatomy of a Human Heart

Below the epicardium is the second, thicker layer of the heart wall: the myocardium.

Anatomy of a Human Heart

Pulmonary Artery Next, we have the blood vessel responsible for carrying deoxygenated blood from the right side of the heart right ventricle to the lungs.

Detectable symptoms in an infant include difficulty breathing, poor appetite, trouble feeding, or failure to thrive.

Heart: illustrated anatomy

This condition is called atherosclerosis, a hardening of the arteries that involves the accumulation of plaque.

Heart: illustrated anatomy

The inner layer of the pericardium is attached to the heart muscle.

Self Check Answer the question s below to see how well you understand the topics covered in the previous section.

The middle and thickest layer is the myocardium, made largely of cardiac muscle cells.

Capillaries are the smallest vessels within the tissues where gas exchange take place.

Description: Despite the attention, development of artificial hearts to augment the severely limited supply of heart donors has proven less than satisfactory but will likely improve in the future.

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To prevent any potential backflow, the papillary muscles also contract, generating tension on the chordae tendineae.
Instead, they consist of pocket-like folds of endocardium reinforced with additional connective tissue.
Located between the left and right ventricles are two additional sulci that are not as deep as the coronary sulcus.

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