Shelton 04: Alcohols Flashcards Preview

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Flashcards in Shelton 04: Alcohols Deck (20):
1

Define an alcohol

Organic compound with one or more hydroxyl (OH) groups attached to a carbon atom of an alkyl group

2

Alcohols are amongst the most common ______ compounds

organic

3

Describe the physical characteristics of most alcohols at room temperature

Colorless liquids or solids

4

What determines if an alcohol is liquid or solid at room temperature?

Number of carbons in chain.

Fewer than 12 = liquid

12+ = Solid

5

What are the three common alcohols

2-propranol/Isopropyl alcohol

Methanol

Ethanol

6

Which of the three is non-toxic in small doses?

Ethanol

7

How long have alcoholic beverages been around

12,000 years

8

What is an alcohol's proof?

Its percentage of absolute alcohol by volume

9

In the USA what does proof mean

the number of parts alcohol in 200 parts of beverage

10

So a beverage that is labeled as 86 proof contains how many parts alcohol?

86/200 = 43/100

43% alcohol

11

How many calories does 1 g of ethyl alcohol yield?

7

12

How is alcohol absorbed

Rapidly into the bloodstream from stomach and small intestine

13

How long after drinking does the alcohol get to peak levels

40 min, but food delays absorption

14

Why does food effect alcohol absorption

ADH in gastric mucosa so if food is consumed, ethanol will also be broken down

15

What percent of alcohol is absorbed in the stomach? Small intestine?

Stomach = 15%
Small Intestine = 85%

16

Where is alcohol metabolized?

90-98% in liver

17

What saturates at low to moderate BACs?

Alcohol dehydrogenase

18

What order kinetics are found at moderate BACs?

zero order

19

What is the alcohol elimination rate

7 g per Hour

20

What is the alcohol disappearance rate?

0.015%/hour