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Lecture 10

NUTR 244 Lecture 10: 09/22/16 alcohol in depth

by OneClass1118105 , Fall 2016
6 Pages
84 Views
Fall 2016

Department
Nutrition
Course Code
NUTR 244
Professor
Susanne Anderson- Riedel
Lecture
10

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09/22/16
In Depth: Alcohol
Alcohol
Moderation
oNo more than one drink per day for women, two drinks a day for men
A drink = ½ fl oz pure ethanol
o12 oz beer
o10 oz wine cooler
o4-5 oz wine
o1 and ½ oz 80-proof whiskey, scotch, gin, or vodka
People who should avoid drinking alcohol
NEW CDC Reccomendations
Pregnant/brestfeeding women or may become pregnant
oHistory of alcoholism, or cannot restrict
oTaking medications that interact with ethanol
oDriving, operating machinery or engaging in tasks that require attention and
coordination
oYounger than the legal drinking age
Benefits of Moderate Alcohol Intake
Possible social and health benefits (in some)
oReduced stress and anxiety
oStimulated appetite
oReduced cardiovascular risk?
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find more resources at oneclass.com
09/22/16
Resveratrol
oPhytochemical found in red wines and grapes
oMay lower risk for certain chronic diseases
Concerns of Moderate Alcohol Intake
Linked to increased risk for breast cancer, hypertension, hemorrhagic stroke
Increased caloric intake and risk for obesity (binge drinking)
oEmpty kcals
oIncreases appetite
Potential for drug-alcohol interactions
Alcohol Metabolism
Absorbed directly
oStomach and small intestine
Transported to the liver to be metabolized
Consuming foods with alcohol
oCan reduce blood alcohol concentration (BAC) by up to 50%
Rate of absorption depends on
oPresence/absence of food, type of food
oGender
Most alcohol is oxidized in the liver
Enzymes
oAlcohol dehydrogenase (ADH)
oAldehyde dehydrogenase (ALDH)
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find more resources at oneclass.com

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Description
09/22/16 In Depth: Alcohol Alcohol  Moderation o No more than one drink per day for women, two drinks a day for men  A drink = ½ fl oz pure ethanol o 12 oz beer o 10 oz wine cooler o 4-5 oz wine o 1 and ½ oz 80-proof whiskey, scotch, gin, or vodka People who should avoid drinking alcohol  NEW CDC Reccomendations  Pregnant/brestfeeding women or may become pregnant o History of alcoholism, or cannot restrict o Taking medications that interact with ethanol o Driving, operating machinery or engaging in tasks that require attention and coordination o Younger than the legal drinking age Benefits of Moderate Alcohol Intake  Possible social and health benefits (in some) o Reduced stress and anxiety o Stimulated appetite o Reduced cardiovascular risk? 09/22/16  Resveratrol o Phytochemical found in red wines and grapes o May lower risk for certain chronic diseases Concerns of Moderate Alcohol Intake  Linked to increased risk for breast cancer, hypertension, hemorrhagic stroke  Increased caloric intake and risk for obesity (binge drinking) o Empty kcals o Increases appetite  Potential for drug-alcohol interactions Alcohol Metabolism  Absorbed directly o Stomach and small intestine  Transported to the liver to be metabolized  Consuming foods with alcohol o Can reduce blood alcohol concentration (BAC) by up to 50%  Rate of absorption depends on o Presence/absence of food, type of food o Gender  Most alcohol is oxidized in the liver  Enzymes o Alcohol dehydrogenase (ADH) o Aldehyde dehydrogenase (ALDH) 09/22/16  Women o Decreased alcohol oxidation in stomach -> more alcohol to be absorbed  On average -> the equivalent of one drink is metabolized per hour  Excess alcohol is released back into the bloodstream  Metabolic tolerance o Liver becomes more efficient in its breakdown of alcohol  Functional tolerance o Individuals show few signs of impairment/intoxication, even at high BAC Alcohol Abuse  Pattern of alcoholic consumption resulting in: o Distress o Danger or harm to one’s health, functioning, or relationships  Both chronic and occasional
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