In this day, we dissectioned a heart to see each chambers, the aorta, the veins and the artery. PROCESS Firstly, we had a heart (a pig one). Secondly, we cut it through the right and the left heart, but not to the final. Thirdly, we oppened it and we could see the atriums and ventricles. When we oppened the heart we put straws inside some parts: the aorta, the pulmonary artery, the vena cava and the pulmonary vein Blue straw: aorta Pink straw: pulmonary vein Yellow straw: vena cava Orange straw: pulmonary vein When we finished this, we had to anwser some questions (I didn´t have trachea rings): Describe the trachea rings. What they could be for? What chamber do you get to when introducing a straw through each of this vessels?: aorta, pulmonary artery, vena cava and pulmonary vein. Are the walls of the two ventricles the same thickness? Explain why that could be. Show the different valves and explain their function. Are the...
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