Essays Tagged: "skin cells"

Is it Alive?

tart off, my Gamecube possesses many living cells on its surface and on its inside from my shedding skin cells. All over the controllers and the system itself, there are thousands of cells booming wit ...

(2 pages) 67 3 4.7 Oct/2003

Subjects: Science Essays > Biology

How burns heal.

thermal burn. A thermal burn is caused by anexternal heat source that causes the temperature of the skin and tissue cells in the skin to risewhich causes the cells to get damaged or die. Thermal burns ... e burn or asuperficial burn. A first degree burn only affects the epidermis, the outermost layer of skin. Anexample of a first-degree burn is a sun-burn. First degree burns do not usually have any lon ...

(2 pages) 30 0 4.2 Oct/2003

Subjects: Science Essays > Biology > Human Biology

Stem Cell Research-What are stem cells and why should we continue studying them?

tually any kind of cell in the human body. Most cells have a specific function such as liver cells, skin cells, brain cells and so forth, and once they have taken on this function, in a process called ...

(3 pages) 326 1 3.8 Nov/2003

Subjects: Science Essays > Biology > Plant Biology

Mitosis.

ining billions of cells. Mitosis occurs in fully-grown organisms by maintaining it: replacing dying skin cells, for example or repairing damaged muscle cells. In the cells of the adult human body, mit ...

(4 pages) 60 0 3.7 Nov/2003

Subjects: Science Essays > Biology

Treatments of Melanoma

Melanoma is the uncontrolled growth of melanocytes. It is a very serious form of skin cancer (melanoma.com). Melanoma accounts for only four percent of all skin cancer cases but it ... ly four percent of all skin cancer cases but it causes the most cancer related deaths. It starts in skin cells called melanocytes, which produce the skin pigment melanin (Scientific American). When me ... anocytes, which produce the skin pigment melanin (Scientific American). When melanoma starts on the skin, is called cutaneous melanoma. It may also develop in the eye, as in ocular melanoma or intraoc ...

(7 pages) 69 1 3.7 May/2004

Subjects: Science Essays > Biology

Animal Cells

t really depends on which cell you are talking about - different cells do different things. Such as skin cells. They form a barrier on the outside of the body which protects the organs and tissues ins ...

(2 pages) 28 0 4.0 Nov/2004

Subjects: Science Essays > Biology

Frostbite

Frostbite is an injury to the skin, and sometimes the deeper tissues of the body due to freezing or formation of ice crystals in t ... cold has an anesthetic effect on the tissues.Frostbite develops in three stages: a reddening of the skin, formation of blisters, and finally death of some of the skin cells and the underlying tissues. ... Clots often form in the blood vessels. Mild cases of frostbite often result in chilblain (a type of skin inflammation that usually occurs in cold weather); more severe cases may result in a dangerous ...

(1 pages) 17 0 3.0 Mar/2005

Subjects: Humanities Essays > Health & Medicine > Diseases

Cloning issue

eir works by transferring the nuclei from a donor sheep into the egg of another sheep. They scraped skin cells from the udder of a donor sheep and these cells were temporarily starved of nutrients to ... . Embryonic stem cells can be grown to produce organs or tissues to repair or replace damaged ones. Skin for burn victims, brain cells for the brain damaged, spinal cord cells for quadriplegics and pa ...

(4 pages) 31 0 5.0 Mar/2005

Subjects: Science Essays > Biology

Cells & Organelles Through the Electron Microscope

n life.In multicellular organisms, shape is typically modified to the cell's job. For example, flat skin cells pack tightly into a layer that protects the underlying tissues from invasion by bacteria. ...

(2 pages) 27 0 0.0 May/2005

Subjects: Science Essays > Biology

Stem Cell Research.

m cells are the primary cells that can be trained to develop into any human cell tissue eg (muscle, skin, brain, etc.) However, in embryonic stem cell research, to retrieve stem cells from embryos req ... neurone diseaseSpinal cord injuriesIt could even create retina cells, which could cure blindness or skin cells for burns victims.One of the debates on embryos is whether it is a human being or just a ...

(5 pages) 142 2 3.4 Nov/2005

Subjects: Science Essays > Genetics & Genome Projects

Stem Cell Research

They are unclassified which means that can be transformed into any type of cell, e.g. liver cells, skin cells, nerve cells. They are also controversial because obtaining them includes destroying a hu ... research.UsesStem cells are useful in many ways, some of these such as bone marrow replacement and skin grafting are already being used, but the potential use of stem cells is what is fascinating man ...

(7 pages) 300 0 4.7 May/2006

Subjects: Science Essays > Genetics & Genome Projects

Stem Cell Research

cells that have characteristic shapes and specialized functions, such as heart cells, blood cells, skin cells, and nerve cells. All of these cells are generated from the zygote or fertilized egg. In ...

(3 pages) 68 1 0.0 Feb/2008

Subjects: Science Essays > Biology

Is stem Cell Research the answer?

into mature cells that have characteristics, shapes and specialized functions, such as heart cells, skin cells, or nerve cells"(Potential...). In simpler terms, scientists can reproduce certain types ...

(5 pages) 26 0 5.0 Oct/2008

Subjects: Science Essays

Plastic Surgeon Fiona Wood, Inventor of Cellspray

victims called CellSpray®. It involves culturing the cells from a small piece of the patient's skin, and then spraying the resulting suspension onto the wound. The live skin cells quickly multipl ... h Hospital, had long committed herself to accelerating the healing of burns victims. Using standard skin culture techniques, grafts generally take two to three weeks to prepare. But about 75 percent o ...

(4 pages) 2882 0 0.0 Feb/2009

Subjects: Science Essays > Biology > Human Biology

Life and Death

ssential element, a cascade of cellular death takes off, beginning with brain cells and ending with skin cells (Volt, 2002). Death is a process rather than a single defining event. Specifying the prec ... eck for a heartbeat was by using the Balfour's test. This consisted of sticking needles through the skin and into the dying patient's heart. Then they attentively observed the top of the needles, whic ...

(16 pages) 39 0 0.0 Feb/2010

Subjects: Humanities Essays > Health & Medicine > Diseases

Psorasis

spective With Quality of life vs. cost effectivenessIntroductionPsoriasis is considered as a common skin condition which mainly causes rapid skin growth or cell reproduction. This will later result in ... ses rapid skin growth or cell reproduction. This will later result in red, dry patches of thickened skin. However, the dry flakes and skin scales are thought to result from the rapid buildup of skin c ...

(16 pages) 25 0 0.0 Apr/2010

Subjects: Humanities Essays > Health & Medicine

Stem Cell Research

of human cells. Finally, induced pluripotent stem cells are specially treated ordinary cells (e.g. skin cells) that are manipulated in such a way that they behave similarly to embryonic stem cells.Fi ... ace damaged or lost tissues and organs. Organ cloning has already shown success at replacing heart, skin, and lung tissue. According to the National Institutes of Health (2009), "Cardiovascular diseas ...

(9 pages) 48 0 0.0 Apr/2010

Subjects: Science Essays > Genetics & Genome Projects