AIDS_midterm1_review

AIDS_midterm1_review - Definiton: AIDS: Acquired Immune...

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Definiton: AIDS: Acquired Immune Deficiency Syndrome HIV: Human Immunodeficiency Virus Syndrome: Collection of problems that often occur together; pathological condition of known diseases Disease: a condition that impairs bodily functions; pathological condition with a single identifiable cause Vertical transmission: transmission of an infection from mother to child during the perinatal period; Acute infection: symptoms and infections develop quickly; quickly dies or get better Chronic infection: most can’t eradicate microbes; infection for years and years May start out as acute, was dormant with no symptoms, then develop symptoms later not always clear what causes infection because can be active then dormant and repeats Local Infection: remains in site of inoculation Systemic Infection: spreads throughout body; local can become systemic Pathology: study of disease Pathogen: disease-causing microorganism; parasite-host relationship Epidemiology: study of the pattern of disease and what causes the disease Pandemic: very extensive epidemic Endemic pattern of disease: small acute infectious disease present within small population and never gets wiped away Plasma: fluid portion of the blood minus the cells Serum: fluid portion of the blood minus the cells and clotting proteins Epidemiology : the study of pattern of diseases in populations and their causes Prevalence : the proportion or percent of people affected Incidence : # of people affected over a time period Acute infection : symptoms and infectious quickly Chronic infection (examples?): host cannot eradicate microbe Asymptomatic : without obvious symptoms Endemic disease : disease occurring within a particular area Koch’s Postulates : criteria to establish a causal relationship between microbe and disease Antibiotic : agent that destroys bacteria Pathogenic : disease-causing How is HIV spread? 1. Having intercourse (w/ infected male person) 2. Sharing needles 3. Vertical Transmission Ways of transmission: Bodily Fluids a. Semen b. Vaginal Secretion c. Blood d. Breastmilk Why should people be concerned about the AIDS epidemic?
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It has a humungous death toll: In 25 years, AIDS has infected 65 million and 25 million died. 16 reasons. What makes it particularly problematic? It affects all sectors and the disease has no boundaries—it can infect and kill anyone and there is no cure. How much is the U.S. government spending on AIDS? By end 2007, $213 Billion spent on AIDS In 2008, $25.4 Billion $20 billion domestic, $5.4 billion international In 2003-2008, PEPFAR $15 billion proposal over 5 years to 15 focus countries (African, Caribbean, and Vietnam) actual spending is $18.2 billion Reauthorized PEPFAR $30 billion How much is spent globally. $10 Billion worldwide in 2007 from Donor nations
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This note was uploaded on 04/13/2008 for the course BICD 136 taught by Professor Gustafon during the Winter '08 term at UCSD.

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AIDS_midterm1_review - Definiton: AIDS: Acquired Immune...

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