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Functions of the human body
Effects of cigar smoking essay
Effects of cigar smoking essay
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An ordinary human body contains approximately one trillion cells and precisely 46 chromosomes in each cell. However, the human body can be altered by a genetic mutation. Over the course of history, genetic mutations have had a large impact on the human race. They have brought harm to numerous amounts of people. Cancer, in particular, is one of the most lethal diseases. Cancer begins when a portion of DNA inside a chromosome is damaged, causing a cell to mutate. Then, the mutated cell reproduces multiple times and creates a tumor. Afterwards, cancer cells break off of the tumor, enter the bloodstream, and disperse throughout the body. If the cells break off, the tumor is considered malignant - this type of cancer is very difficult to cure. Many patients today stay optimistic for a medication to heal cancer. It is imperative to address a few of the causes and effects of cancer in order to gain a general knowledge of genetic mutations.
To begin, people can receive certain forms of cancer if they use tobacco products. When discussing health problems of smoking, the author writes, “Smoking harms nearly every organ in the body” (Harms of Smoking and Health Benefits of Quitting). Scientists have conducted research and have concluded that using a tobacco product damages cells. The damaged cells become mutated and form cancer cells. The author goes on to explain, “Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer” (Harms of Smoking and Health Benefits of Quitting). These harmful chemicals are catalysts for many types of cancer. Some of these toxins include arsenic, carbon monoxide, and lead. When directly consumed, these chemicals are very pernicious, so it is obvious that they can cause diseases like ...
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According to the Partnership for a Drug-Free America, it stated that the nicotine in smoking cigarettes can be very dangerous, damaging to the human body. It’s known that smoking can cause chronic lung disease, coronary heart disease and stroke. In addition, smoking also causes cancer of the lungs, larynx, esophagus, mouth, and bladder. Smoking tobacco products is also known to contribute to cancer of cervix, pancreas and kidneys. People that don’t smoke tobacco products can also be harmed by second hand smoke. Women who smoke while pregnant, put their baby at risk of have health problems.
The cancer cells from gene-mutation. Scientists now know some of the risk factors for lung cancer can cause certain changes in the DNA of lung cells. These changes can lead to not normal cell growth and, sometimes, cancer. DNA is the chemical in each of our cells that makes up our genes and how our cells function. People usually look like their parents because they are the source of our DNA. But DNA affects more than how we look; it also can affect our risk for developing certain diseases, including some kinds of cancer like lung cancer etc…Some people inherit DNA mutation from their parents that greatly increase their risk for developing certain cancers.
My sister, Kathy, was diagnosed with cancer in 2013. I was shocked because my sister was always the healthy one among all us girls, the type of cancer, Kathy called colon cancer, Cancer that forms in the tissues of the colon. Most oncogene mutations of indisputable normal genes designate proto-oncogenes. Proto-oncogenes determine the “excellent” genes that usually rule what cell do and the way typically it distribute. Once a factor mutates (changes) into cell, it come back a "hurtful" factor that may become usefulness on or activated once it's not believe to be. Once this occurs, the cell becomes out of management, which might pass to cancer. As scientists learn additional throughout oncogenes, they will be powerful to develop a medication that inhibits or restrain them.
Processes of exogenous and endogenous are likely to result in mutated genes leading towards cancer. (Schulz 2005, Knowles & Selby 2005). There are three known classifications of carcinogens, which are described to be cancer-causing agents based on the fact that they directly boost effects and thus cause mutations of the alterations already in place. The three classifications include: Chemical carcinogens which can be related to cigarettes and the mutations created as a result of the chemicals involved; Physical carcinogens which involves...
The American Cancer Society publishes current advances made in cancer research on their website. Many of the exciting discoveries about how best to treat the disease focus on the genetic aspects associated with certain types of cancer. In addition, treatments aimed at genetic solutions to cancer may be more effective and may cause fewer adverse side effects than traditional cancer treatments (American Can...
There have been extraordinary progresses in identifying cancer at the cellular level and the question of how cancer cells develop are no longer a secret. Although there are many different types of cancer and almost every tissue can turn into malignancies, the basic processes of how cancer arises are very similar. While normal body cells follow the orderly path of cell cycle and only reproduce when instructed to do so, cancer cells violate the schedule and ignore instructions, it fails to follow the orderly enzymatic reaction which is responsible for the deletion of cells with damaged DNA (Kerr et al. 1994). Cancer cells enter cell cycle repeatedly until it will eventually disrupt the function of tissues and organs that are essential to the organism (Weinberg 1996). Not all types of cancer are fatal, benign cancer is a type of cancer which stays in one location only, in another word it will not m...
There are over 7,000 chemicals present in tobacco smoke. Of those over 250 are deemed harmful, and of those 69 are cancer causing. Those cancer causing substances are called carcinogens (Nugel). It is clear that cancer and smoking can be linked. Smoking causes cancer of the lung esophagus, larynx, mouth,...
The East Pennsboro elementary school raised money for a statue at a local park. The statue was a ring of children that were holding hands. There was one child missing; the link was broken. The statue was dedicated to East Pennsboro students that did not make it to their graduation. My sophomore year of high school inspired this piece of artwork.
Cancer develops when cells in a part of the body begin to grow out of
Over the past few decades, cancer has become a very prominent disease. There are many different types of cancer and many different causes of the the disease. Most cancers are caused by a genetic mutation. The most common type occurs when a cell is divided. Proto-oncogenes, which are alleles in normal cells, mutate to form oncogenes.
· contributes to the development of cancer of the bladder, pancreas, and kidney. · causes low birth weight in babies of women who use tobacco during pregnancy. · contains more than 4,000 chemical compounds, at least 43 of which cause cancer in humans and animals. · contains nicotine, which causes a chemical addiction to cigarette smoking through its effect on the nervous system.
The Phase I trial will be discussed here as it pertains to the topic at hand. The typical treatment for cervical cancer if surgery is not a viable option – like if the cancer has spread, then called locally advanced cervical cancer – is chemotherapy and radiation treatment at the same time. This phase I clinical trial is simply looking to add ipilimumab to this regimen, but once the chemo/radiation has been completed (LACC article). Chemo and radiation destroy tumor cells, which causes tumor-associated antigens to be released. Once released, these antigens are exogenous (outside the cell) and will be presented to helper T cells to initiate an immune response.
Every year new medical reports are issued regarding the harmful effects of smoking cigarettes. Hundreds of thousands of people around the world die every year from diseases caused by smoking. Approximately one in two lifetime smokers will die from their habit. Half of these deaths will occur in middle age. The most common of the diseases caused by smoking is cancer, of course. Not only is it a cause of lung cancer, but cancer of the larynx, and the esophagus, and it contributes to the development of cancers of the bladder, pancreas, and kidney. Lung cancer comes from the tar in the cigarettes. The tar coats your lungs like soot in a chimney. It does not make a difference if a smoker changes to low-tar cigarettes because smokers will take a deeper puff to get the same affect as a regular cigarette. This causes them to draw the tar deeper into their lungs causing even more damage. The Surgeon General requires that every package of cigarettes has one of the following statements: SURGEON GENERAL’S WARNING: Smoking Causes Lung Cancer, Heart Disease, Emphysema, And May Complicate Pregnancy. SURGEON GENERAL’S WARNING: Cigarette Smoke Contains Carbon Monoxide. Despite these warnings most of the population is not aware of the other illnesses that can develop...
Nicotine is the chemical in tobacco that most impacts the brain and provides near instantaneous feelings of pleasure associated with smoking. People who smoke usually have ruff skin or other things that are wrong with them. Tar will also stain smoker’s fingers, their teeth, and collects in their lungs (Eshrick 32). Lung cancer is the most common cancers that most people have. Studies have proven that one out of every four people die from lung cancer, and ninety percent of cancer is caused by tobacco use (Eshrick 62). Bladder cancer may occur when smokers inhale some of the carcinogens in tobacco smoke are absorbed from the lungs and get into the blood, then filtered by the kidneys and concentrated into the urine. If the victim smokes more than twenty cigarettes a day it can double the risk of the most common type of kidney cancer (Eshrick 55). The last cancer is cervical cancer, the chemicals damage the cervix. There are cells in the lining of the cervix called Langerhans cells that specifically help fight against diseases. These cells do not work well in smokers (Eshrick
Scientists and health officials have been arguing the detrimental effects smoking has on our health for many years. Smoking can lead to serious complications including asthma, pancreas, lung and stomach cancer due to the large number of carcinogens (cancer causing chemicals) and other various substances added to it. It is a health hazard for both smokers and non-smokers and it is especially harmful to unborn babies. Although smokers claim that it helps them to relax and release stress, the negative aspects of the habit take over the positive. As it has been stressed by the scientists and experts, there are some very severe reasons of smoking but its crucial consequences should also be taken into consideration.