1. Sheep Heart

3. Auricle

4. 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

5. 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

6. Aortic semilunar valve
Mitral (bicuspid) valve
Cordae tendonae
Papillary muscle
Trabeculae carnae

7. Mitral (bicuspid) valve

8. Mitral (bicuspid) valve
Papillary muscle

9. Tricuspid valve

10. Atrial septum
Right atrium
Left atrium
Tricuspid valve
Mitral (bicuspid) valve
Left ventricle
Right ventricle
Apex
Interventricular septum
Apex

11. Aortic semilunar valve

12. Aorta

13. Pulmonary vein

14. (leaving right ventricle)
Pulmonary artery
(leaving right ventricle)

15. Pulmonary artery as seen from back of heart (leaving right ventricle)