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Lung Cancer 2 - College Papers

Lung Cancer 2


Lung cancer is a carcinoma that develops in the epithelial cells that form the interior lining to the lungs. The airways get the most exposure to inhaled pollutants, thus most people who get lung cancer are smokers. Lung cancer is not just one disease. There are many types of cancer that form in the lungs most of which you can only see through a microscope.
The most common cancer of the lungs is epidermoid. It is also known as squamous carcinoma because its cells look like a flat surface called a squamous cell. This cancer produces keratin, a substance found in skin and hair, which can be seen in a tumor. Squamous carcinoma is more common in smokers because it develops in the ...

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part of the lung. They spread by the lymph glands and into the blood stream early. This type of tumors can only be seen through an electron microscope on high magnification. A rare type of lung cancer, which develops from hormone producing cells are carcinoid tumors. They have a much less malignant course than small cell carcinoma.
Lung cancer has been blamed on many factors but the most important is smoking. Smoking is the main cause of lung cancer. The more often and longer a person smokes increases there chances of lung cancer. Cigarrettes are supposed to releive stress and depression, thirst and hunger. In reality they are only killing inside of you although you cant see it. Many people who have smoked for years figure the damage is already done so why quit. The risk of death from lung cancer is related to the number of smoked ciggarettes per day and the age the smoker started. There is only a small risk for non smokers to develop lung cancer. Although there ...

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trying to do is get rid of the object that is lodged in the airway. I fhte tumor grows the patient will expeiriance chest pain anjd difficulty breathing. Often these symptoms are caused by a chest infection which doesn’t respond to the usual antibiotics and it is only when a chest x - ray is taken and the cancer is found.
About two in every 5 patients have a cough as their first symptom. Anyonw who has lung cancer develops a cough somewhere along the way. Anyone who has a continous cough should see there doctor. It is not good to just call it a “smokers cough”. Cancer invading the mucus airways irritates the nerves which starts a cough and that cough usually ...

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PAPER DETAILS
Added: 7/9/2005 04:37:23 PM
Category: Science & Nature
Type: Premium Paper
Words: 1407
Pages: 6

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