The study of universe is known as Cosmology. Total universe is commonly defined as the totality of everything that exists including all physical matter and energy‚ the planets‚ stars‚ galaxies and the contents of intergalactic space. Galaxy: A galaxy is a vest system of billions of stars‚ dust and light gases bound by their own gravity. There are 100 billion galaxies in the universe and each galaxy has‚ an average‚ 100 billions stars. (1022 stars) Our galaxy is Milky Way Galaxy (or the Akash Ganga)
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AIDS is a disease that damages the immune system and interferes with a person’s ability to fight off disease. It is most commonly transmitted sexually‚ but can also be transmitted through infected blood exposure and through birth. Mayoclinic.com says “AIDS is a chronic‚ potentially life-threatening condition” AIDS is caused by the retrovirus HIV‚ HIV targets T-cells which are vital immune system cells and without them it is nearly impossible to fight a common cold let alone a life threatening disease
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Administration by George D. Pozgar‚ the Acquired Immunodeficiency Syndrome (AIDS) is a fatal disease that destroys the body’s ability to fight bacteria and viruses. AIDS is caused by the human immunodeficiency virus (HIV). It is considered to be the deadliest epidemic in human history with the first case being reported in 1981. It has been estimated that more than 21 million people have died from AIDS. (Pozgar‚ 2012‚ p. 353 & 364) AIDS is a collection of specific‚ life-threatening‚ opportunistic infections
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AIDS (Acquired immune deficiency syndrome or acquired immunodeficiency syndrome) is a disease caused by a virus called HIV (Human Immunodeficiency Virus). The illness alters the immune system‚ making people much more vulnerable to infections and diseases. This susceptibility worsens as the disease progresses. HIV is found in the body fluids of an infected person (semen and vaginal fluids‚ blood and breast milk). The virus is passed from one person to another through blood-to-blood and sexual contact
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What is AIDS? Human immunodeficiency virus (HIV) is a lentivirus (slowly-replicating retrovirus) that causes acquired immunodeficiency syndrome (AIDS)‚ a condition in humans in which progressive failure of the immune system allows life-threatening opportunistic infections and cancers to thrive (1). A virus is a piece of genetic material‚ RNA or DNA‚ surrounded by a protein coat. To replicate‚ a virus must infect a cell and direct its cellular machinery to produce new viruses. A virus cannot
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HIV/AIDS The world is plagued by the HIV infection which almost always comes before AIDS. If you are HIV positive‚ that doesn’t mean you have AIDS. Having AIDS usually means that you are HIV positive. HIV (Human Immunodeficiency Virus) basically breaks down your immune system until it can’t function properly anymore. AIDS (Acquired Immune Deficiency Syndrome) never really kills anyone; instead it is a disease like pneumonia or something like that‚ that the body cannot fight because its immune system
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clean water. Haiti has the worst water treatment in the Western Hemisphere (¨Water¨). The water in Haiti is riddled with Cholera and Typhoid however‚ the water treatment can be improved by sending LifeStraw Missions to the people of Haiti. Problem Cholera is a disease that is not hard for residents in Haiti to catch because of the poor water treatment. It is a disease caused by a bacteria called Vibrio Cholerae that´s found in water and food that gets contaminated by human stool. In Haiti‚ only 24%
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2010 Haiti earthquake Date 16:53:10‚ 12 January 2010 Magnitude 7.0 Mw Depth 13 km (8.1 miles) Epicenter location 18.457°N 72.533°W Casualties 92‚000 - 230‚000 deaths (6th deadliest earthquake) Background Haiti is the poorest country in the Western Hemisphere‚ and is ranked 149th of 182 countries on the Human Development Index.The Australian government’s travel advisory site had previously expressed concerns that Haitian emergency services would be unable to cope in the event of a major disaster
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The Wall Street Journal opens by defining the Haiti Earthquake as the strongest to hit the Caribbean in more than two centuries. Various witness reports were included‚ one of which from the Administer of Mercy and Sharing in Haiti: a charity that houses 109 orphans‚ notes the various dead bodies lying on the street‚ the numerous injured citizens‚ and the ringing cries of help in an area just 10 miles outside of the earthquakes epicenter. The report specifically describes the devastated infrastructure
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1.1 Introduction Japan‚ a beautiful and wonderful country made up of more than 6‚800 islands and located in East Asia in the Pacific Ocean which lies off the coast of Russia and to the east of People’s Republic of China‚ North Korea‚ South Korea and Taiwan in the south. The area of Japan is 377‚873kilometersquare which is slightly smaller than the size of California(United States of America). Japans’ main islands are Hokkaido‚ Shikoku‚ Honshu and Kyushu and several thousand more islands which form
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