H.S FINAL NOTES

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Department
Health Sciences
Course
Health Sciences 1001A/B
Professor
Shauna Burke
Semester
Winter

Description
LECTURE SKIN CANCER MELANOMASKIN CANCEREasily detected and highly curable IF detected early due to exposure to ultraviolet raysCommon causessunburns and suntansTypes Nonmelanoma Basal and Squamous Most common cancer13 of all cancer cases Melanoma more dangerous deadly form Prevention Avoid long term overexposure to sunlight Avoid blistering and peeling sunburnsDetection ABCD Screen TestSKIN CANCER STATISTICSSkin cancer estimates for Canada in 2011 Canadian Cancer SocietyNonmelanoma 74100 people will be diagnosed 270 people will die 036 of those diagnosed will dieMelanoma5500 people will be diagnosed 950 people will die 172 of those diagnosed will diemore rare but much more serious almost 50x more likely to die of melanoma than nonmelanomaMELANOMA MALIGNANT MELANOMAMelanoma starts in the melanocytesmelanocytes located in the top layer epidermis of your skinproduce melanin skin colour pigments that darken with UV exposuretanning can cluster together to form molesMalignant melanoma severe progressively worsens 90 of skin cancers caused by sun exposure risk doubles 5 sun burns Increasing in both men and women 2nd most common cancer for Ontarians ages 1534ABCD SCREEN WAYS TO IDENTIFY ABNORMAL MOLESA asymmetry one half of the mole differs from the otherB border jagged irregular edgesC colour colour of the mole varies throughout a new colour appears or there is more than one colourD diameterlarger than a pencil eraser andor has increased in sizeSKIN CANCER FACTSCases of malignant melanoma are more often found but not limited to Men between the shoulders and the hips Women arms and legsHigher Risks Blonde or red hair Blue eyes Fair complexionNormal to have many moles but people with 50 moles are at greater risk normal to develop new moles during your late teens and early twenties Some may be benign but if they differ from other moles on your body take precaution Melanoma will often start out as a scab or sore that does not heal may bleed or itchArtificial Tanning Quiz TRUE OR FALSEArtificial tanning is safer than sun tanningFALSE tandamage to skin cells some tanning equip is more dang emit 5X UV rays than the sunArtificial tanning equipment protects you from some forms of cancer byVitamin D levelsFALSE majority of tanning equipment emits UVA rays only only UVB rays provide Vit D It is not safe for children and adolescents to use artificial tanning equipment TRUE WHO recommends no person under age 18 should use tanning equipmentexposure to UV rays in early years greatly increases the chance of developing skin cancer later in lifeA base tan from artificial tanning does not protect you from sun burn TRUE a tan has the same effect as a sunscreen with SPF 2 or 3inadequate for protectionThere is no connection between skin cancer and artificial tanning FALSE primary cause of skin cancer is UV light exposureSKIN CANCER FACTSThe truth about tanning beds People who use indoor tanning devices are about 75 more likely to develop melanoma than those who do notREADING Canadas LowRisk Alcohol Drinking GuidelinesFor these guidelines a drink means341 ml 12 oz bottle of 5 alcohol beer cider or cooler 142 ml 5oz glass of 12 alcohol wine 43 ml 15 oz serving of 40 distilled alcohol rye gin rum etcGuideline 1Reduce your longterm health risks by drinking no more than 10 drinks a week for women with no more than 2 drinks a day most days15 drinks a week for men with no more than 3 drinks a day most daysPlan nondrinking days every week to avoid developing a habitGuideline 2Reduce your risk of injury and harm by drinking no more than 3 drinks for women and 4 drinks for men on any single occasionPlan to drink in a safe environment Stay within the weekly limits outlined in Guideline 1Guideline 3Do not drink when you are driving a vehicle or using machinery and toolstaking medicine or other drugs that interact with alcohol doing any kind of dangerous physical activity living with mental or physical health problems living with alcohol dependencepregnant or planning to be pregnant responsible for the safety of others making important decisionsGuideline 4If you are pregnant planning to become pregnant or before breastfeeding the safest choice is to drink no alcohol at allGuideline 5If you are a child or youth you should delay drinking until your late teens Talk with your parents about drinking Alcohol can harm the way your brain and body developPlan ahead follow local alcohol laws and stay within the limits outlined in Guideline 1TipsSet limits for yourself and abide by themDrink slowly Have no more than 2 drinks in any 3 hoursFor every drink of alcohol have one nonalcoholic drinkEat before and while you are drinkingAlways consider your age body weight and health problems that might suggest lower limitsWhile drinking may provide health benefits for certain groups of people do not start to drink or increase your drinking for health benefitsLowrisk drinking helps to promote a culture of moderationLowrisk drinking supports healthy lifestyles
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