Sheep Heart
Anterior longitudinal sulcus
Auricle
What LAYER of tissue is this? Endocardium (inside all chambers where blood touches) Myocardium (meaty areas of brown muscle Visceral pericardium (outer shiny surface of heart) Apex
What CHAMBER is this? Right atrium What CHAMBER is this? Left atrium What CHAMBER is this? Right ventricle What CHAMBER is this? Left ventricle Apex
Atrial septum Right atrium Left atrium Tricuspid valve Mitral (bicuspid) valve Left ventricle Right ventricle Apex Interventricular septum Apex
Aortic semilunar valve Mitral (bicuspid) valve Cordae tendonae Papillary muscles Trabeculae carnae
Aortic semilunar valve Mitral (bicuspid) valve Cordae tendonae Papillary muscle Trabeculae carnae
Mitral (bicuspid) valve
Mitral (bicuspid) valve Papillary muscle
Tricuspid valve
Atrial septum Right atrium Left atrium Tricuspid valve Mitral (bicuspid) valve Left ventricle Right ventricle Apex Interventricular septum Apex
Pulmonary trunk Aorta Superior vena cava
Aortic semilunar valve Aorta Pulmonary trunk, which branches into pulmonary arteries Pulmonary veins enter Left atrium Aortic semilunar valve
Aorta
Superior vena cava Inferior vena cava Pulmonary vein
(leaving right ventricle) Pulmonary artery (leaving right ventricle)
Pulmonary artery as seen from back of heart (leaving right ventricle) Coronary sinus (back of heart)
Moderator band
Moderator band (right ventricle only)
Moderator band
Pulmonary semilunar valve Mitral (bicuspid) valve Aortic semilunar valve (look deep under here) Tricuspid valve Cordae tendonae Papillary muscles Trabeculae carnae
Pulmonary trunk Pulmonary veins R. Coronary artery L. Coronary artery Anterior interventricular artery Circumflex artery