Dissecting A Heart

Question 1

What equipment is needed for this dissection?

Answer 1

-a pigs heart
-dissecting tray
-scalpel
-apron
-gloves

Question 2

What is involved in the external examination of the heart during the dissection?

Answer 2

-try to identify the 4 main vessels, feeling inside to help as arteries are thick and rubbery whereas veins are much thinner
-identify the right and left atria, and the right and left ventricles, and the coronary arteries so you can draw a sketch of the heart with labels

Question 3

What is involved in the internal examination of the heart dissection?

Answer 3

-cut along the heart so that you can see each ventricle, then measure and record their thickness noting down any differences
-cut open the atria and look inside them too
-find the atrioventricular valves and the semilunar valve
-draw a sketch