Wednesday, November 11, 2015

Unit 3 Reflection

This unit was all about the circulatory system, understanding the workings of the heart and some of its accessory organs to understand more about heart diseases and how to prevent and diagnose them. The cardiovascular system is quite complex, pumping heart all throughout the body, oxygenated and deoxygenated blood. The heart has four chambers and simply put, deoxygenated blood goes in to the right atrium and through the right ventricle to the lungs where it is 'oxygenated' then goes back through the heart through the left atrium then left ventricle and out to the rest of the body. To maintain a healthy cardiovascular system, exercise, a healthy diet, and much more are needed otherwise there can be plaque buildup in the arteries of the heart that can be life-threatening. Heart disease includes many cardiovascular diesases such as heart attacks, cardia arrenst, strokes and more which are caused by the atherosclerosis of coronary arteries. However to promote cardiovascular health, people can eat foods with less LDL cholesterol and more HDL cholesterol, exercise more, and not smoke. I would like to learn more about the treatments for cardiovascular diseases and how different things affect those treatments. 
Dissection of a sheep's heart
For this unit, I felt that it was easier because I could go through the heart and its chambers and veins to truly understand the process rather than just be memorizing what is good and what is bad. However through the heart dissection I also got to learn that real world application is important, especially in subjects such as anatomy because I found that the heart that we worked with was quite different from a heart in the anatomy textbook. In the last reflection I mentioned wanting to do research on sections that I did not understand as well or remember as well and I actually did that for some of the treatments and I think it helped me understand the concepts more thoroughly. For the rest of the semester, I would like to go over what I learned in class that day for homework as well rather than just waiting to study before the test. Like that chart that we were shown in class about how well people remember things, I think that I should apply that as well.

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