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Pig Heart Dissection . (gulp) But sheep have nice hearts…. Supplies you will use:. Dissection Tray & Pig Heart. Don’t forget your gloves!. Exterior Anatomy of the Heart. Base. Apex. Let’s Get Started !!!. Anterior View. Anterior View--Aortic Arch. Aorta.
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Dissection Tray & Pig Heart Don’t forget your gloves!
Base Apex
Anterior View--Aortic Arch Aorta Arising from the left ventricle of the heart is the largest artery of the body, the aorta. Rt. Lf.
Anterior View--Aortic Arch Lf. common carotid Brachiocephalic trunk (innominate artery) Rt. Lf.
Aorta: Posterior View Aorta Lf. Rt.
Posterior View--Vena Cavae Superior Vena Cava Inferior Vena Cava Lf. Rt.
Posterior View--Pulmonary Artery Lf. Pulmonary artery Lf. Rt.
Posterior View--Pulmonary Veins Rt. Lf. Pulmonary veins are inferior to pulmonary arteries.
Rt. Pul. vein Lf. Pul. vein
Dissect heart on the coronal plane This separates the anterior and posterior sections
Open heart on dissection tray. Anterior half Posterior half Rt. Lf.
Rt. Atrium Lf. Atrium aorta Septum Rt. Lf.
aorta Width of right ventricular wall Width of left ventricular wall Septum Lf. Ventricle Rt. Ventricle
Tricuspid valve Cusp of valve Septum Papillary muscles Chordae tendinae
Mitral valve Septum
cusp Septum
Chordae tendinae Chordae tendinae
Final Check point Students should be able to trace pathway of blood through great vessels and heart. (begin with vena cava and end with vena cava)
That’s All folks! …help clean up.