The Artificial Heart The artificial heart is an extra pumping chamber that can pump blood throughout the body. The heart is a muscular pump that maintains oxygen and blood circulation through the lungs and body. Our heart pumps about 2‚000 gallons of blood throughout the day. An adult’s heart pumps blood at a rate of 60 to 100 beats per minute. The heart has two stages‚ in the first stage the left and right Atria contract at the same time pumping blood through the left and right ventricle. In the
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The human heart is slightly bigger than the size of ones fist. It is situated at a very safe place which is between the cage bones‚ i.e.‚ in the center of the chest. Usually it is slightly on the left side of the chest but in rare cases‚ it can be found on the right side. Heart is responsible for the blood flow to every single part of the body by constant contraction and relaxation of cardiac muscles. This is the reason why we hear rhythmic beats all the time. Heart pumps the pure blood to the different
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Juxtaposition is one of the many literary element used in emphasis of a concept or an idea. In the novel Heart of Darkness‚ Joseph Conrad juxtaposes the motifs of light and dark to emphasize the wickedness present throughout the book. Through juxtaposition‚ Conrad not only emphasizes the darkness in Africa but also intensifies the dark hearts of the Europeans. The major darkness in the novel is the land of Africa itself. When Marlow first makes his way upstream with his crew‚ he describes the
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most beautiful heart in the whole valley. A large crowd gathered and they all admired his heart for it was perfect. There was not a mark or a flaw in it. Yes‚ they all agreed it truly was the most beautiful heart they had ever seen. The young man was very proud and boasted more loudly about his beautiful heart. Suddenly‚ an old man appeared at the front of the crowd and said “Why your heart is not nearly as beautiful as mine.” The crowd and the young man looked at the old man’s heart. It was beating
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Heart 1. Blockage of which of the following arteries would lead to ischemia of the apex of the heart? a. Anterior interventricular (descending) b. Left circumflex c. Posterior interventricular (descending) d. Right marginal e. Right coronary 2. If the ductus arteriosus does not spontaneously close off soon after birth (to become the ligamentum arteriosum)‚ it may have to be surgically ligated. When clamping or ligating it‚ what important structure immediately behind it must be identified
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The Heart of Darkness: A Paradox of Imperialism In The Heart of Darkness‚ Conrad achieves the element of paradox‚ by reflecting on the imperialism of Europe. The author shows how imperialism is costly and ridiculous especially in its conquests of Africa. The profitability does not equal the amount of money it took to try and obtain it. In essence‚ the end did not justify the means. Excerpts teem with notions of ridiculous attempts at explaining how the gaining of resources from Africa justified
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Nicole Hart HIST 2300- Christopher Trobridge Writing Assignment One October 16‚ 2010 “In the Heart of the Sea: The Tragedy of the Whale ship Essex” In order to understand the ramifications of an event such as the sinking of the Essex one needs too understand the community that produces the crew. Nantucket was an island community much more than the literal sense of word. The islanders of Nantucket saw themselves differently than the rest of the word. They learned the skills of whaling from
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Heart Dissection Sheep have a four-chambered heart‚ as do humans. By studying a sheep heart you can learn about your own heart at the same time. 1. Identify the right and left sides of the heart. Look closely and on one side you will see a diagonal line of blood vessels that divide the heart. The half that includes all of the apex of the heart is the left side. If you feel the heart‚ the left half will feel much firmer and more muscular than the right side. The left side of the heart has to
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States have heart attacks and almost half of them die. Even though heart attacks isn’t the end of a person’s life‚ people can still live an active‚ productive life after a heart attack‚ because people can live healthier lives and people can go about doing things like before. This disease will take you by surprise all of a sudden. It may be surprising that while many women believe breast cancer is most threatening to them‚ it is a fact that they are eight times more likely to die of a heart attack. There
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1. Some critics believe that in Heart of Darkness Conrad illustrates how ‘’the darkness of the landscape can lead to the darkness of the social corruption.” This statement means that if the environment is dark‚ then the people in that environment will match the surrounding feeling‚ which is dark and depressing. For example‚ if it is a gloomy rainy day‚ most people feel tired and not as happy. If it is a bright sunny day‚ the most people feel motivated to get things done and joyful. Yes‚ this
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