Friday, 3 October 2014

Observations and questions

Observation1 ,   The heart was about the size of two fists and was a dark purple with two small white flaps on the top. The pulmonary trunk was a large pinkish tube that was at the top in the middle. Yet the aorta was a whitish flap that was on top of the heart to the right. It was heavier than expected, around a pound.

Observation 2 ,   The left ventricle had a thicker wall then the right. The chordate tendinae looked like spiderwebs and the valves looked like three small flaps that were on the sides of the atrium. 

Questions: 1.   The most surprising thing about the real heart was how different it looked then from the diagrams that I am used to seeing. But with basic understanding I managed alright.

2,       The ventricle were the large parts of the heart that pump the blood to were it needs to be. The atria were two flaps that fill with blood when the heart beats.

3,      The left ventricle is stronger then the right because it pumps the blood to the rest of the body and not the lungs.

4,     The heart valves keep the blood flowing one way and to stop it from flowing the wrong way.

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