UT Arlington NURS 3366 - Week 1 notes Genetic Influence in Disease (10 pages)

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Week 1 notes Genetic Influence in Disease



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Week 1 notes Genetic Influence in Disease

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Pages:
10
School:
University of Texas at Arlington
Course:
Nurs 3366 - Pathophysiologic Processes: Implications for Nursing
Pathophysiologic Processes: Implications for Nursing Documents

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Nursing 3366 Pathologic Processes Implications for Nursing Genetic Influence in Disease 1 Pay attention to the objectives in all the lecture notes much of the tests content is geared towards them they give you areas DESCRIBE DISCUSS IDENTIFY to focus on various multifactorial genetic disorders pathophysiology of basic chromosomal problems such as Down s single gene alterations resulting in protein synthesis defects and their relationship to disease processes symptoms such as sickle cell anemia polycystic kidney disease hemophilia some therapeutic uses of recombinant DNA Objectives outcomes NOTE Usually you are expected to come fully prepared with A P knowledge by reviewing Prep ahead of time so that we can dive right into the patho For this first day however we will quickly go over a couple of key things that you will need to understand the main lecture Hopefully you will remember some of this from A P classes 1 Gene definition and function a Definition of a gene a segment of a DNA molecule that is composed of an ordered sequence of nucleotide bases adenine guanine cytosine thymine b Main functions of genes coding for synthesis of proteins that influence all aspects of body traits and function 1 Examples of these include permanent proteins such as eye pigment hair color and blood type in a developing fetus as well as more subtle inherited traits like outgoing personality or susceptibility to certain diseases 2 There are also day to day functional proteins such as hormones antigens antibodies enzymes etc c When there is a mutation of a gene the protein it is responsible for often malfunctions 1 You can have a pretty good idea of what type of disorder S S occur when you understand this pathologic process 2 Ex if the gene that codes for lactase becomes mutated what might happen 2 Packaging of genes chromosomes a The DNA helix containing genes goes through many shapes during the cell life but at one point takes the shape that we are most familiar with the rod shaped



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