Pericardial sac
Myocardium
Left atrium
Right Atrium
Left ventricle
Right ventricle
Interventricular septum
Auricles
Superior venae cavae
Inferior venae cavae
Pulmonary veins
Pulmonary artery
Pulmonary trunk
Aorta
Aorta
Left atrioventricular (bucuspid) valve
Right atrioventricular (tricuspid) valve
Aortic semilunar valve
Pulmonary semilunar valve
Chordae tendinae
Papillary muscles
Trabeculae carnae
Fossa ovalis
oval depression in interatrial septum; marks site of opening in fetal heart called foramen ovale
Ligamentum arteriosum
found between pulmonary trunk and aorta; cordlike remnant of fetal ductus arteriosus
Coronary cardiac circulation arteries
Coronary cardiac circulation
Posterior interventricular sulcus
Anterior interventricular sulcus
Coronary sulcus
-groove/depression encircling heart anteriorly and
posteriorly
-separates atria from ventricles