...Multiple chemical sensitivity (MCS) is a chronic medical condition with symptoms that affected individuals attribute to low level chemical exposure. Some believe that MCS which is an environmental illness exists and should be treated while others believe that MCS is a psychological illness. However, it is important to address the issues of MCS as it plays an important role in environmental politics and in compensation courts. Symptoms of MCS include fatigue, headaches, bowel disorders and muscle aches. These symptoms are similar to ailments such as chronic fatigue and Gulf War syndromes. Hence, a group of activists consisting of doctors and patients theorise that since the symptoms are similar there must be connection between these ailments and toxic in the environment which causes MCS. They believe that a Gulf War veteran who believes that he has been exposed to biological weapons, a sheepshearer who has developed chemical sensitivity and an office worker with chronic fatigue are all victims of toxic environment. On the other hand, a group of doctors and psychiatrists point out that symptoms such as nausea, headaches and muscle aches occur in people who are suffering from psychological disorders such as depression. Studies show that people who claim that they are suffering from MCS already suffer from depression and anxiety. Furthermore, MCS is not recognised by medical associations due to the lack of scientific evidence supporting a cause-and-effect relationship between...
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...Assignment 1 Chemical Sensitivity: A Medical Perspective CVOH 221 – Topics in Occupational Health and Safety Student: Sandeep Singh Purba Date Due: June 5th, 2012 Table of Contents I. Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pg 2 II. Allergy vs. Chemical Sensitivity. . . . . . . . . . . . . . . . . . . . . Pg 2 III. Principles of Chemical Sensitivity. . . . . . . . . . . . . . . . . . . . Pg 3 IV. Awareness of Chemical Sensitivity in Various Medical Fields. . . . . . . . . Pg 4 V. Methods for Accommodation and Prevention of Chemical Sensitivity. . . . . . Pg 4 VI. Conclusions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pg 5 VII. Research Process. . . . . . . . . . . . . . . . . . . . . . . . . . . Pg 6 VIII. Sources of Information. . . . . . . . . . . . . . . . . . . . . . . . Pg 7 IX. Interview Excerpts. . . . . . . . . . . . . . . . . . . . . . . . . . Pg 8 X. Works Cited. . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pg 10 ...
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...Fibromyalgia is a common and potentially disabling condition predominantly affectinhg young to middle-aged women.1 Fibromyalgia has a varied and fluctuating clinical spectrum. The symptoms of Fibromyalgia are musculoskeletal pain and tenderness, sleep issues and significant levels of fatigue. The other key symptoms include cognitive disturbances, particularly problems with concentration, memory, and high distress levels.2 Fibromyalgia can be considered part of a group of clinical syndromes, including chronic fatigue syndrome, multiple chemical sensitivities and irritable bowel syndrome, whose clinical features reflect similar pathophysiological processes – termed by some as ‘central sensitivity syndromes’.3 These different diagnoses are used depending on the predominant clinical features. For example, patients with fatigue as their most severe symptom may receive a diagnosis of chronic fatigue syndrome. Fibromyalgia has been thought to be caused by the development of changes in the central nervous system (CNS)4,5 that alter the processing of afferent sensory input, and can be grouped together under the term ‘central sensitisation’.6 Central sensitisation changes are often triggered by long-standing psychological or physical stress.7 These changes result in the intensity of usually non-painful stimuli being amplified and experienced as painful. Other effects include abnormality in the sleep cycle, where patients are unable to achieve deep, restorative, stage IV non-REM...
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...The selection of the materials used and the form of the building conveys the qualities of the institution. This architectural language is what is perceived by the public, thus, the need to be sensitive about these decisions. Incorporating glass, in a strategic manner that would be kept off reach from the students for their safety, shall exemplify transparency and honesty. The school’s sensitivity to the environment will also be conveyed in the facilities’ design. This will be done by integrating green open spaces that will not only benefit the health of the users but will also convey sensitivity towards...
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...Integumentary Disorders Anatomy of the skin The skin consists of 3 layers: 1. Epidermis- non vascular outermost layer, continuously dividing cells 2. Dermis- takes the largest portion of the skin and provides strength and structure. It consists of glands (sebaceous, sweat), hair follicle, blood vessels, and nerve endings 3. Subcutaneous tissue (hypodermis)- the inner most layer. contains major vascular networks, fat, nerves, and lymphatics Function of the skin • Protection- protection of underlying structures from invasion by bacteria, noxious chemicals and foreign matter. • Sensory perception- transmits pain, touch, pressure, temperature, itching, etc • Fluid balance (excretion)- absorption of fluids and evaporation of excess. • Temperature regulation- produced heat released through skin by radiation, conduction, and convection 1|Page • Vitamin synthesis- skin exposed to ultra violet light can convert substances necessary for synthesizing vitamin D3 (cholecalciferol). • Aesthetic- affects appearance Factors influencing skin integrity • Immoblity is the major factor leading to pressure sore development . • The pt who is confined to bed & unable to change position is at greatest risk . • Trauma most likely occur – over the prominent areas – weight bearing areas • • Prolonged pressure impairs blood flow to tissue & resulfs in ischemia & inferction The extent of pressure necessary to cause tisue damage...
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...United States Department of Agriculture (USDA). The USDA insures specific practices are followed during production, cultivation, storage, and transport. A second term is food additives. They are substances added to food during production, processing, and transportation. These additives affect the characteristics of the food. They are used to retain foods nutritional value, improve appearance, and prevent spoilage. A third term is “Generally Recognized as Safe”. This refers to a food additive that experts recognize as safe. These are not regulated by the USDA or the Food and Drug Administration (FDA). This term has been used since before 1958. Because of safety issues, this term used on labeling may be revoked. There are multiple advantages of GMO’s and GMF’s. First, this technology has...
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...In today’s society, exposure to the world’ elements can be a perilous experience. Radiation exposure from the sun, inadequate vitamin intake, pollution, and a plethora of other chemical substances greet the human body regularly. There has been much scientific attention lately in the area of brainology focusing on the neuroplasticity of the brain. In the area of migraines with aura or not, the data indicates that when a migraine occurs it causes dreadful head and neck pain, and also causes changes in chemicals in the brain, and can increase the chance for strokes. A migraine does not have a all-around cause it varies in the victim of the migraine. Migraines can be caused by changes in the brain stem and its interaction with the trigeminal...
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...Application of Spectroscopy Astronomical Spectroscopy Energy from celestial objects is used to analyze their chemical composition, density, pressure, temperature, magnetic fields, velocity, and other characteristics. There are many energy types (spectroscopies) that may be used in astronomical spectroscopy. Atomic Absorption Spectroscopy Energy absorbed by the sample is used to assess its characteristics. Sometimes absorbed energy causes light to be released from the sample, which may be measured by a technique such as fluorescence spectroscopy. Attenuated Total Reflectance Spectroscopy This is the study of substances in thin films or on surfaces. The sample is penetrated by an energy beam one or more times and the reflected energy is analyzed. Attenuated total reflectance spectroscopy and the related technique called frustrated multiple internal reflection spectroscopy are used to analyse coatings and opaque liquids. Electron Paramagnetic Spectroscopy This is a microwave technique based on splitting electronic energy fields in a magnetic field. It is used to determine structures of samples containing unpaired electrons. Electron Spectroscopy There are several types of electron spectroscopy, all associated with measuring changes in electronic energy levels. Fourier Transform Spectrosopy This is a family of spectroscopic techniques in which the sample is irradiated by all relevant wavelengths simultaneously for a short period of time. The absorption spectrum...
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...foods we eat today contain a small amount of natural trans-fat, without a threat to our health. The concerns come from the industrial processes used to add hydrogen to oils conceiving manmade trans-fats. It's no secret that a diet high in trans-fat increases our risk to illness. The process of selecting the right foods isn't easy, but it can be done. Restaurants are using partially hydrogenated oil for frying because it doesn't need to be changed as often. If you're frying in your own kitchen the oil, being used may also be partially hydrogenated. It turns out that the heat from frying causes a chemical reaction of healthy polyunsaturated fats into unhealthy trans-fat. It releases a high concentration of aldehydes,...
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...What theory explains the type of pain experienced by the woman described in the scenario? Phantom limb pain is a condition that is experienced by individuals following the loss of a limb by amputation. The sensations may be present or the individual may also experience pain. According to McCance and Huether (2014), an individual is likely to experience pain post amputation if they had pain prior and between 80 and 100% of these individuals experience chronic pain. There are multiple theories used to explain the occurrence of phantom limb pain with no exact theory being solely correct but a combination of elements from each theory creating the basis for the theory (Chapman, 2011). Phantom limb pain is described by individuals as pain consisting of tingling, numbness, burning, cramping, crushing or throbbing pain (Chapman, 2011). The first theory to explain the manifestation of phantom limb pain is...
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...Patterson found that that almost any intermittent fasting approach can result in some weight loss. Among 13 intervention trials, 84.6% reported statistically significant weight loss ranging from 1.3% in a crossover trial with a 2-week intervention to 8.0% in a 1-arm trial of 8 weeks’ duration” (Patterson 2011). Mood improvements are another positive result of intermittent fasting, mostly in part of clearing the body of toxins that may have been consumed in food and releasing chemicals in the body during fasting period. When your body goes without food for extended periods of time it releases chemicals to trigger your brain to help from negative effects. The body's chemicals are epinephrine, norepinephrine, dopamine, and glucocorticoids, all which are released during the bodies fight or flight response to stressors (Patterson). The release of these chemicals can make your body feel that it is fine without food. Evidence shows that there are few potential harms related to fasting. Some minor side effects are irritable due to hunger and possible dehydration if not properly hydrated. People who go without food for extended periods of time tend to overeat or eat unhealthy foods when they should be fueling with proper...
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...2 workers b. 5 workers c. 10 workers d. 20 workers e. 50 workers Correct Marks for this submission: 1/1. Question 2 Marks: 1 Biohazard exposure is not as common as: Choose one answer. a. noise exposure b. physical agents c. chemical exposure d. all of the above e. a and b Correct Marks for this submission: 1/1. Question 3 Marks: 1 Chemicals may enter the body by the following four routes: Choose one answer. a. respiration, inhalation, skin absorption, and skin penetration b. ingestion, skin penetration, inhalation, and lungs c. respiration, skin absorption, skin penetration, and ingestion d. lungs, nose, skin absorption, and ingestion e. inhalation, lungs, ingestion, and skin Correct Marks for this submission: 1/1. Question 4 Marks: 1 Exposure to chemical or biological agents causes occupational diseases such as: Choose one answer. a. Multiple Chemical Sensitivity (MCS) b. asbestosis c. silicosis d. all of the above e. a and b Correct Marks for this submission: 1/1. Question 5 Marks: 1 Exposure to chemical or biological agents causes occupational injuries such as: Choose one answer. a. various types of dermatitis b. spills and burns c. silicosis d. respiratory problems e. asbestosis Correct Marks for this submission: 1/1. Question 6 Marks: 1 ...
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...________________________________________________________ 7 Definition of goal and scope ___________________________________________ 9 9 9 10 Introduction Goal definition Scope definition CHAPTER 3 CHAPTER 4 4.1. Life cycle data inventory _____________________________________________ 15 life cycle impact assessment __________________________________________ 19 19 LCIA methodology 4.2. Environmental profiles of starch products 20 4.2.1. Environmental profile of native starches _________________________________ 20 4.2.2. Environmental profile of liquid glucose (including Glucose and Fructose syrups) __ 20 4.3. Carbon uptake 21 4.4. sensitivity analyses 22 4.4.1. sensitivity analysis for electricity _______________________________________ 22 4.4.2. sensitivity analysis for agricultural data __________________________________ 22 4.4.3. sensitivity analysis for infrastructure ____________________________________ 23 CHAPTER 5 5.1. 5.2. SUMMARY_________________________________________________________ 25 25 27...
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...Glenn Schellenberg, from the Department of Psychology at the University of Toronto, gives a resounding yes. His research into music and its cognitive abilities indicate short-term as well as long-term benefits. Mr. Schellenberg’s research goes on to point out an increase in participant’s IQ scores after only a couple of learning sessions. But music training has more in store than just intelligence benefits. According to a recent study conducted by The Norwegian University of Science and Technology (NTNU), a person playing a musical instrument is less likely to feel depressed and more likely to feel healthy. The study goes on to add that these findings are not limited to a single socio-economic background but instead are spread across multiple socio-economic backgrounds. Playing music in a band not only unites its members in a frenzy of sound and fury, but it also blurs the line between social classes, genders, races and political beliefs. It’s evident that playing music can bring about a healthier sense of...
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...-Spinal Cord 2. Peripheral Nervous System (PNS): Nerves a. Sensory (afferent) -somatic (general) -special senses -visceral b. Motor (efferent) -Somatic/Voluntary nervous system -Autonomic Nervous System (ANS) (1) Sympathetic Division (2) Parasympathetic Division II. Histology of Nervous Tissues A. Neurons (Mod 11.2) 1. Special Characteristics: -Excitable - large, complex cells with elongate extensions -extreme longevity, amitotic, high metabolism 2. Structures: 3 major parts: cell body, dendrites, axon -Cell Body (soma) -Nissl bodies (rough ER) stain easily….gray matter -neurofibrils for support -found in CNS in Nuclei, in PNS in Ganglia -Neuronal Processes -Dendrites (incoming signal) -single or multiple -short and branched -Axon (outgoing signal) only one -conducting component of neuron -also called nerve fibers (part of nerves/tracts) -rarely branches (collaterals and telodendria) -axonal terminals end in synapses -Synapses: where one neuron ends and “talks” to another cell -release neurotransmitters (like Ach) -synaptic cleft = space between membranes -3 types: Neuro-neuronal; Neuro-muscular; -Neuro-glandular B. Classification of Neurons (mod. 11.3) 1. By Structure a. Multipolar b. Bipolar c. Unipolar d. Anaxonic (function not understood) 2. By Function: a. Sensory/Afferent (bipolar or...
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