HEART-LUNG MACHINE eng. Hassanain Ali Lefta Mossa * ‚ HasAli76@yahoo.com During an open-heart surgery (such as valve surgery)‚ an extracorporeal (i.e. outside the body) equipment called the heart-lung machine takes over the functions of the heart and lungs‚ so that the heart can be carefully stopped while the vital organs continue to receive blood and oxygen. The surgeon can then operate in a blood-free surgical field without interference from bleeding or the heart’s pumping motion. The principle
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THE EARTH At the beginning our planet is no more than a case of fire and cloud with glutenated dust particles similar to so many similar cloisters in the universe. This was the miracle where our life exists in this universe. Today life our life is just a link or chain of so many numerable living beings that was succeeded one another honours over nearly 4 billion years and even today new volcanoes continue to sculpt our landscapes it appears like molten rocks from the depths‚ solidifying‚ cracking
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of lung cancer Lung cancer is one of the most dangerous diseases which make most of the people suffer. Lung cancer has been noted by the Canadian cancer Society (2010) as the most leading one which affected both male and female in 2010 and out of 24‚200 Canadians‚ 20‚600 of them died of lung cancer. Like any other types of cancer‚ lung cancer is basically caused due to the abnormal growth of cells in one of the body parts‚ lungs. Although the role of genetics is not very popular in lung cancer
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Measuring of Lung Capacity Introduction This lab report is over the functions of the lungs and a better understanding of how the respiratory function happens within your body. You will be measuring the amount of air you breathe in and out. This function is called tidal volume‚ which is about 500 cc of air. Second portion of the testing procedure will be determining the amount of vital capacity or maximum amount your lungs can expel. You will be working in pairs with a lab partner and take turns recording
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After reading through the book The Death of Woman Wang‚ and holding group discussions on the material found there‚ I have a somewhat deeper understanding of Chinese culture during the 17th century. I also have more questions than I did prior. The culture is a very complex combination of deep rooted mystical beliefs‚ great respect for elders‚ and collectivism. Land is the most valuable physical asset‚ and honor (for men) or virtue (for women) the most valuable spiritual asset. We see a large emphasis
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THE EARTH IS PRECIOUS The earth gives us life and many things which we need in our daily life‚it provide us with natural resources which is mostly needed for humans and technology.But perhaps our planet is in great danger. For the last one hundred or so years‚ the people of earth have wasted and misused the natural recourses of earth. Several plans have been developed to stop the abuse of earth in which many of them can be executed by any one. Environmental problems have become so complex that many
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How lungs Work Your lungs are part of a group of organs and tissues that all work together to help you breathe. This system is called the respiratory system. The main job of the respiratory system is to move fresh air into and get waste gases out of the body. Lungs are very important because Oxygen‚ a basic gas‚ is needed by every cell in your body in order to live. The air that comes into the body through the lungs contains oxygen and other gases. In the lungs‚ the
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Lung cancer is the most common cancer worldwide‚ and the leading cause of cancer-related morbidity and mortality1. Cigarette smoking is firmly established as a causative agent for lung cancer‚ although about 80 percent of people who develop lung cancer nowadays are non-smokers 2‚3. Inflammatory lung processes‚ such as obstructive pulmonary disease‚ emphysema‚ chronic bronchitis‚ pneumonia and tuberculosis are also known risk factors for lung cancer‚ with significant effects observed for pneumonia
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4 2 … The Old Demon The Old Demon Adapted from a story by Pearl S. Buck Old Mrs. Wang knew of course that there was a war. Everybody had known for a long time that there was a war going on and that Japanese were killing Chinese. To Mrs. Wang‚ however‚ the war was not real and no more than rumor since none of the Wangs had been killed. Old Mrs. Wang’s clan village‚ the Village of Three Mile Wangs‚ on the flat banks of the Yellow River‚ had never even seen a Japanese person. Only the war
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The Analysis of the Main Character – the Grandmother In the story “A Good Man Is Hard to Find” written by Flannery O ’Connor‚ the grandmother is the central character who grows and changes with the story develops‚ she is a round and dynamic character. At first‚ she seems to be an unpleasant‚ contemptible and selfish old lady who is skeptical about her religion. But in the end‚ when “her head cleared for an instant‚” the grandmother becomes a real believer of God. And she is heading straight to heaven
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