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Approximately ___% of traffic fatalities involve alcohol.


A) 20
B) 30
C) 40
D) 50

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Mucosal injury and colon cancer are contributed to by


A) acetaldehyde formed by bacteria in the colon.
B) alcohol that is not absorbed by other parts of the digestive tract.
C) the transport of acetaldehyde to the colon from the liver by way of the portal vein.
D) the actions of MEOS.

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Blackout drinking is


A) drinking enough alcohol to impair vision.
B) drinking enough alcohol to cause memory loss.
C) drinking enough alcohol to lose consciousness.
D) drinking enough alcohol to be arrested for driving under the influence.

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In addition to the beneficial effects of alcohol,red wine contains _____ which add to the benefit.


A) omega-3 fatty acids
B) indoles
C) phenols
D) vitamin C

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An average drink contains _____ grams of alcohol.


A) 6-8
B) 8-10
C) 10-12
D) 12-14

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Which statement about the nutritional impact of alcohol is correct?


A) Alcohol provides few Kcalories,so its consumption may lead people to be deficient in energy.
B) Alcohol contains B vitamins,so it is an acceptable substitute for grain products.
C) As the percent of Kcalories from alcohol increases,the risk of deficiency increases.
D) Alcohol is typically substituted for fat in the diet.

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Alcohol dehydrogenase converts alcohol to


A) acetaldehyde
B) NADH
C) fatty acids
D) energy

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Which of the following is a physiological effect of chronic alcohol consumption?


A) fatty liver
B) alcoholic hepatitis
C) cirrhosis
D) all of these choices

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Alcohol is given metabolic priority because it is


A) fat soluble.
B) a carbohydrate.
C) stored for later use.
D) a toxin.

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Alcoholic liver disease progresses from fatty liver,to alcoholic hepatitis,to cirrhosis.Explain the progression of each of these conditions.

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Metabolism via ADH produces excess amoun...

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Breathalyzer tests measure


A) the residual alcohol in a person's mouth.
B) alcohol that is eliminated via the lungs during exhalation.
C) dehydration as a proxy for blood alcohol.
D) liver enzymes used in the metabolism of alcohol.

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How is alcohol absorbed across the digestive tract? What factors alter the rate of absorption?

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Alcohol is absorbed by simple diffusion ...

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Which statement about the microsomal ethanol-oxidizing system (MEOS) is incorrect?


A) The MEOS is particularly important when larger amounts of alcohol are consumed.
B) The MEOS requires the input of energy.
C) The MEOS produces reactive oxygen molecules that can contribute to liver disease.
D) the rate at which the MEOS breaks down alcohol is fairly constant.

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When alcohol concentrations impair functioning,the first effects are on


A) large-muscle control.
B) vision.
C) reasoning.
D) speech.

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Alcohol provides _____ kcal/gm.


A) 4
B) 7
C) 9
D) 12

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B

The first phase of alcoholic liver disease is


A) liver cancer.
B) alcoholic hepatitis.
C) fatty liver.
D) cirrhosis.

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Alcohol can cause permanent damage


A) during the development of the fetus during pregnancy.
B) to the brain during childhood.
C) to learning and memory during adolescence.
D) all of these statements are true.

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Studies show that light to moderate drinking


A) reduce the risk of heart disease and stroke.
B) increase the risk of heart disease and stroke
C) reduce the risk of cancer.
D) increase the risk of cancer.

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A

Which statement about alcohol absorption is incorrect?


A) Most alcohol absorption occurs in the stomach.
B) Food in the stomach slows alcohol absorption by slowing stomach emptying.
C) Food in the stomach slows alcohol absorption by reducing the amount of alcohol in direct contact with the stomach wall.
D) Alcohol absorption is rapid so its effects are almost immediate

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A

What are the effects of moderate alcohol intake on the risk of heart disease?

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It lowers the risk of heart di...

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