dissection of a mammalian heart
- Describe the difference in thickness between the walls of the atria and ventricles. What is
the reason for the difference in thickness? (2 marks)
- Describe the reason for the difference in the thickness between the walls of the left and right ventricles. What is the reason for this difference in thickness? (2 marks)
- Which chamber is the largest and strongest? (1 mark)
- Describe the difference in the thickness between the walls of the arteries and veins. What is the reason for the difference in thickness? (2 marks)
5. What is the function of the coronary vessels on the surface of the heart? (1 mark
