Alannah McDonnell
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biochem Quiz on Biochem Sem 2 - alcohol, created by Alannah McDonnell on 26/02/2018.

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Alannah McDonnell
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Biochem Sem 2 - alcohol

Question 1 of 29

1

How much alcohol is absorbed in the stomach

Select one of the following:

  • 20%

  • 90%

  • 5%

  • 0.5%

Explanation

Question 2 of 29

1

How much alcohol is metabolized by the liver?

Select one of the following:

  • 20%

  • 90%

  • 5%

  • 0.5%

Explanation

Question 3 of 29

1

How much alcohol is excreted by urine?

Select one of the following:

  • 20%

  • 90%

  • 5%

  • 0.5%

Explanation

Question 4 of 29

1

How is alcohol absorbed along the entire GI tract?

Select one of the following:

  • simple diffusion

  • active transport

  • osmosis

  • ion gated channels

Explanation

Question 5 of 29

1

What do alcoholic beverages primarily consist of?

Select one or more of the following:

  • water

  • starch

  • ethanol

  • sugar

  • protein

  • lipids

Explanation

Question 6 of 29

1

Which of these factors will allow you to drink more alcohol for a lower blood alcohol level content?

Select one or more of the following:

  • weight

  • Male

  • Female

  • empty stomach

  • full stomach

  • carbonated mixers

Explanation

Question 7 of 29

1

Which of the following statements is true?

Select one or more of the following:

  • Class 1 ADHs have a low Km for ethanol

  • Class 1 ADHs have the lowest specificity for EtOH

  • CYP2E1 has a lower Km for ethanol than class 1 ADHs

  • Chronic alcohol consumption suppresses P450 enzyme systems

  • Acute effects of ethanol arise from the increased NAD+/NADH ratio

Explanation

Question 8 of 29

1

What are the two primary pathways of alcohol metabolism?
C A D (ADH)
M ethanol-o s (MEOS)

Drag and drop to complete the text.

    Cytosol
    cellular
    Alcohol
    Adenine
    Dehydrogenase
    Deoxygenated
    Dehydrator
    Microsomal
    Marcoscopic
    oxidizing
    oxidation reaction
    system
    series

Explanation

Question 9 of 29

1

Which pathway is used for beaking down small amounts of alcohol?

Select one of the following:

  • Cytosol Alcohol Dehydrogenase

  • Microsomal Ethanol-oxidizing system

Explanation

Question 10 of 29

1

Which pathway is important for breaking down large amounts of alcohol?

Select one of the following:

  • Microsonmal Ethanol-Oxidizing System

  • Alcohol dehyrogenase

Explanation

Question 11 of 29

1

What can alcohol be metabolized to in the colon?

Select one of the following:

  • ethanol

  • acetaldehyde

  • starch

  • dangerous bacteria

Explanation

Question 12 of 29

1

What is the alcohol metabolized by in the colon?

Select one of the following:

  • Colon Bacterial ADH

  • Bacteria

  • amalase

  • MEOS

Explanation

Question 13 of 29

1

What is acetaldehyde?

Select one of the following:

  • a toxic compound

  • a non-toxic compount

Explanation

Question 14 of 29

1

What is one major effect of low doses of alcohol?

Select one of the following:

  • slowing the citric cycle

  • use of MEOS

  • chance of alcoholism

  • stomach issues

Explanation

Question 15 of 29

1

*** what is alcohol dehydrogenase?

Select one of the following:

  • a family of isoenzymes

  • cool

Explanation

Question 16 of 29

1

Which ADH has the highest specificity for ethanol?

Select one of the following:

  • class 1 ADHs

  • class 2 ADHs

  • class 4 ADHs

  • they're all equal

Explanation

Question 17 of 29

1

How many genes are there for class 1 ADH?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

  • 5

Explanation

Question 18 of 29

1

What do the genes for class 1 ADH exist as?

Select one or more of the following:

  • allelic variants

  • polymorphisms

Explanation

Question 19 of 29

1

which ADH class is high in the liver?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

Explanation

Question 20 of 29

1

what ADH class can be found in GIT?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

Explanation

Question 21 of 29

1

which of these two are functional polymorphisms

Select one of the following:

  • ADH 1A and ADH 1C

  • ADH 2A and ADH 1C

  • ADH 1X and ADH X

Explanation

Question 22 of 29

1

***what can partially account for observed differences in ethanol elimination rates among individuals or population?

Select one of the following:

  • functional polymorphisms

  • eating habits

Explanation

Question 23 of 29

1

Possession of which allele is associated with decreased susceptibility to alcoholism?

Select one of the following:

  • ADH 1B*2

  • ADH 1B*3

  • ADH 1A*2

  • ADH 1A*3

Explanation

Question 24 of 29

1

What does ADH1B*2 code for?

Select one of the following:

  • a relatively fast ADH

  • a relative slow ADH

Explanation

Question 25 of 29

1

Fill the blank spaces to complete the text.

ALDH = A D

Explanation

Question 26 of 29

1

What type of ALDH is cytosolic?

Select one of the following:

  • ALDH 1

  • ALDH 2

  • ALDH 3

Explanation

Question 27 of 29

1

What does accumulation of acetylaldehyde cause?

Select one or more of the following:

  • nausea

  • vomiting

  • chest pains

  • hunger

  • thirst

Explanation

Question 28 of 29

1

What can an ALDH inhibitor be used for?

Select one of the following:

  • Drug treatment for alcoholism

  • cure for thirst

  • it can't be used for anything, it's toxic

  • liver repair

Explanation

Question 29 of 29

1

what does metabolism of acetate require?

Select one of the following:

  • activation to acetyl CoA

  • deactivation from acetyl CoA

  • reduction of Fatty Acids

  • removal of a phosphate group

Explanation

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