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Impact of the environment on human health
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Sometimes it seems that everyone I meet is dead on the outside. It is a little disturbing, but maybe they are just trying to attract some Mendelian specimens. Personally, I find the systematic genocide I have festering inside more alarming. I do not want to inflate my importance, but it leaves me with billions of bodies to bury, and where I put them could affect if I will have clean enough water to exfoliate away my dust mite food. According to José Ortega y Gasset I am my circumstance, so by extension, I am nothing but my own dead cells.
Now, although the cells keeling over in my gut affect my well-being, it is inarguable that my skin cells affect what really matters - my social life. I refer to the unspoken competitive snobbery that goes on between the upper 10% blessed with dust mite allergy (Clot). Although opinions differ, Zyrtec is factually the most prestigious medicine a fourth grader could take. It is a privilege well-earned because desquamation - the process of shedding dead skin cells - tirelessly lobs off over one thousand cells from one square centimeter of forearm flesh per hour to feed Dermatophagoides farinae, the common dust mite. (Rob) (Clot) Along with a nightly does of a liter of sweat, my cells furnish the production of mite-secreted enzymes, which proportionately affects the itchiness of my eyes. In effect, my own dead cells caused me asthma and fever systems, a circumstance which played a role from delivering me from band, to visual arts. (Clot) However, the effect of dead cells has always played a role in a transformation several orders of magnitude larger since the agricultural revolution.
Each day my body will typically flip the switch on over 10 billion cell via programmed death -...
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...ys govern the human machine. However, I wonder, even as steel girders defied gravity around him in the industrial age, if he could have known just how much our circumstance is we, just as we are our circumstance.
Works Cited
Clotuche, Dermauw, et al. " House dust mites: Agents of allergy." Acari. Web. Dec 15th, 2013
Roberts D., Marks R. "The Determination of Regional and Age Variation in the Rate of Desquamation: A comparison of Four Techniques." Nature.com. 1980 . Web. Dec 13th 2013 < http://www.nature.com/jid/journal/v74/n1/pdf/5616091a.pdf>.
Alberts B, Johnson A, Lewis J, et al. "Programmed Cell Death." National Center for Biotechnology. 2002. Web. Dec 14th 2013
Montague, Pete. "Excrement Happens." TheEcolgist.info. The Ecologist Volume 29 Number 4, July 1999. Web. Dec 17th, 2013
Keiger, D. (2010, June 2). Immortal Cells, Enduring Issues. Johns Hopkins Magazine. Retrieved from http://http://archive.magazine.jhu.edu/2010/06/immortal-cells-enduring-issues/
The Lives of a Cell: Notes of a Biology Watcher by Lewis Thomas consists of short, insightful essays that offer the reader a different perspective on the world and on ourselves.
The above events end in cell death, including depletion of ATP, changes in ionic concentrations of sodium, potassium, and calcium, increased lactate, acidosis, accumulation of oxygen free radicals, intracellular accumulation of water, and activation of proteolytic processes.(Deb, Sharma, & Hassan, 2010). Surrounding this is the penumbra(Rodriguez-Yanez et al., 2006)
Imagine walking into a tiny village in Africa, suffering and dying from some unknown virus. As you approach the huts you hear the wails of pure agony from the afflicted tribe members. Coming closer, you smell the stench of vomit mixed with the bitter smell of warm blood. People inside lay dying in pools of their own vital fluids, coughing and vomiting up their own liquefied internal organs; their faces emotionless masks loosely hanging from their skulls, the connective tissue and collagen in their bodies turned to mush. Their skin bubbled up into a sea of tiny white blisters and spontaneous rips occurring at the slightest touch, pouring blood that refuses to coagulate. Hemmorging and massive clotting underneath the skin causing black and blue bruises all over the body. Their mouths bleeding around their teeth from hemorrhaging saliva glands and the sloughing off of their own tongues, throat lining, and wind pipe, crying tears of pure blood from hemorrhaging tear ducts and the disintegration of the eyeball lining and bleeding from every opening on the body. You see the blood spattered room and pools of black vomit, expelled during the epileptic convulsions that accompany the last stages of death. Their hearts have bled into themselves, heart muscles softened and hemorrhaging , the brain clogged with dead blood cells (sludging of the brain), the liver bulging and yellow with deep cracks and the spleen a single hard blood clot. Babies with bloody noses born with red eyes lay dead from spontaneous abortions of affected mothers. It is the human slate-wiper, the invisible ultimate death, the filovirus named Ebola.
10) Weizmann Institute of Science: Death of a Cell, a discussion of one series of studies of cellular apoptosis
Introduction: Mary Roach introduces herself ass a person who has her own perspective of death about cadavers. She explains the benefits of cadavers and why they could be used for scientific improvements. She acknowledges the negative perspectives of this ideology.
but as far as I am concerned I am dead already. I merely require the
Though Ure’s intensions may not have been to directly criticize the capabilities of human beings, his excessive endorsement of machines had a negative impact on the human work forces. Ure states that human industry would become vastly productive “when [this industry] no longer proportioned in its results to muscular effort, which is by its nature fitful and capricious.” Statements such as these seems to categorizes human efforts as something that is useless and inadequate, even though for many centuries everything was woven, packaged, and created through the use of human hands. There is an enormous gap in Ure’s appraisal of human capabilities versus machine capabilities that seems to be consistent throughout his book. An example of this bias towards human versus machines is shown when he explains machines as a “blessing which physio-mechanical science has bestowed on society, and … [it is] ameliorating the lot of mankind.” This pedestal Ure places machines on is very demoralizing towards humans, as it essentially makes people obsolete. The execution of his influence in this book geared his readers towards a perspective that humans are too flawed to be profitable, rather than to express the uniting capabilities of man and
Eukaryotic Cells The cell may be regarded as the basic unit of an organism, it carries out the essential processes that make the organism a living entity. All cells share certain structural and functional features and they are of almost universal occurrence in living organisms. Biologists have devoted a great deal of attention to its structure and the processes that go on inside it. They have recognised a major distinction between two types of cells, Eukaryotic cells that have a nucleus and Prokaryotic cells that do not have a nucleus. There are many other differences between these two cells, in particular eukaryotic cells have a full complement of membrane bound organelles in their cytoplasm and are characterised by the possession of these organelles.
“I shall briefly explain how I conceive this matter. Look round the world: Contemplate the whole and every part of it: You will find it to be nothing but one great machine, subdivided into an infinite number of lesser machines, which again admit of subdivisions, to a degree beyond what human senses and faculties can trace and explain. All these various machines, and even their most minute parts, are adjusted to each other with an accuracy, which ravishes into admiration all men, who have ever contemplated them. The curious adapting of means to ends, throughout all nature, resembles exactly, though it much exceeds, the productions of human contrivance; of human design, thought, wisdom, and intelligence. Since therefore the effects
For years people have been looking for a cure for the devastating disease of cancer. Cancer is the third highest killer in the US with over 2,500,000 victims per year. Oncologists and scientists around the country are researching all forms of cancer in an effort to understand, treat, and ultimately defeat this disease. Already there have been numerous advances in the field, such as chemotherapy and gene therapy. One advance has been the use of a cell process known as apoptosis. By harnessing this normal cell process, scientists hope to have found an effective way to combat cancer.
Frederick, Calvin J. "Death and Dying." Microsoft® Encarta® 98 Encyclopedia. © 1993-1997: Microsoft Corporation. CD-ROM.
S. Jay Olshansky, and Bruce A. Carnes . The quest for immortality science at the frontiers of aging. United States of America: W.W. Norton, 2001. Print.
There are two main types of cells in the world. The simplest cells such as bacteria are known as Prokaryotic cells, and human cells are known as Eukaryotic cells. The main difference between each of these cells is that a eukaryotic cell has a nucleus and a membrane bound section in which the cell holds the main DNA which are building blocks of life.