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Flashcards in Lipids Deck (59)
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1

What are large non-polar molecules made mostly of carbon and hydrogen?

Lipids

2

What are the 3 types of lipids?

1. Triglyceride
2. Phospholipids
3. Cholesterol

3

Are lipids soluble? (Do they dissolve in water)

No

4

Are carbs soluble?

Yes

5

Is a lipid a solid, liquid, or both?

Both

6

What type of lipid has a glycerol backbone attached to 3 fatty acids?

Triglyceride

7

What are the 3 types of fatty acids that triglyceride attaches to?

1. Saturated
2. Monounsaturated
3. Polyunsaturated

8

Is saturated fat mainly found in plants, animals, or both?

Animals

9

Is monounsaturated fat mainly found in plants, animals, or both?

Both

10

Is polyunsaturated fat mainly found in plants, animals, or both?

Plants

11

Is saturated fat a solid or a liquid at room temperature?

A solid

12

Is polyunsaturated fat a solid or a liquid at room temperature?

A liquid

13

What are the 3 roles of triglyceride in the body?

1. Storage form of fat
2. Contains lots of energy
3. Transports fat-soluble vitamins

14

What type of lipid has a glycerol backbone with 2 fatty acids and a phosphate group?

Phospholipids

15

What type of lipid has no glycerol backbone?

Cholesterol

16

What does the structure of cholesterol look like?

A multi-ring structure

17

What is the smallest out of the 3 lipids?

Cholesterol

18

What type of food is cholesterol found in?

Animal food

19

What are the 3 roles of cholesterol in the body?

1. Essential component in the cell membrane
2. Vital precursor to many important molecules
3. Synthesized by the liver

20

Which cells contain cholesterol?

Every single cell

21

What is your brain made up of?

Fat and cholesterol

22

What allowed our guts to shrink and our brains to grow?

A high quality diet

23

True plant oils can be extracted through what process?

Cold pressing

24

What are 3 examples of true plant oils?

Olive oil, coconut oil, and palm oil

25

What is another name for industrial seed oil?

Vegetable oil

26

What are 3 examples of vegetable oil?

Canola oil, soybean oil, and safflower oil

27

What is vegetable oil high in?

Polyunsaturated fat (omega-6)

28

What types of food contain vegetable oil?

Processed foods

29

What percentage of ingested lipids are digested and absorbed?

95%

30

Which hormone is released into the small intestine in response to fat being in the intestine?

Cholecystokinin (CCK)