LIPIDS

Question 1

LIPID PROFILE

Answer 1

Total cholesterol 
TAGs Triaclyglycerol
LDL
HDL
VLDL

Question 2

Lipids are?

Answer 2

Insoluble to water

Soluble in non polar compound

Question 3

Building blocks of lipids

Answer 3

Fatty acids

Question 4

What are the fat soluble vitamins?

Answer 4

Vitamin A, D, E, and K

Question 5

Tail of fatty acids are?

Answer 5

Hydrophobic

Question 6

Head of fatty acids are?

Answer 6

Hydrophilic

Question 7

When fatty acid is attached to _____________ For fat, the whole molecule is?

Answer 7

Glycerol

Hydrophobic

Question 8

Lipid structure

Answer 8

Simple
Complex
Derivatives

Question 9

Simple lipids

Answer 9

Fats, waxes, oil, steroids

Question 10

Esters of glycerol

Answer 10

Simple lipids

Question 11

Complex lipids

Answer 11

Phospholipids, Shingolipids, and Glycolipids

Question 12

Derivatives

Answer 12

Hormones and fat-soluble vitamins

Question 13

Classes of lipids

Answer 13

Fatty acid
Triaclyglycerols
Glycerophospholipids
Waxes
Sphingolipids
Steroids

Question 14

Long chain of aliphatic carboxylic acid

Answer 14

Fatty acid

Question 15

Esters of fatty acids with glycerol

Answer 15

Triaclyglycerols

Question 16

Esters of glycerol w/ fatty acids and phosphate derivatives

Answer 16

Glycerophospholipids

Question 17

Esters of fatty acid with a long alcohol chain

Answer 17

Waxes

Question 18

Esters of fatty acid w/ sphingosine and amino alcohol

Answer 18

Shingolipids

Question 19

Polycyclic aliphatics

Answer 19

Steroids

Question 20

Physical properties that determine lipids

Answer 20

Length and degree of unsaturation of the hydrocarbon

Question 21

Solubility depends on?

Answer 21

Polarity

Question 22

Spot test is also known as?

Answer 22

“Grease spot test”

Question 23

When fat is in paper, it _________ light

Answer 23

Diffracts

Question 24

To test degree of lipid unsaturation

Answer 24

Iodine test

Question 25

The higher the __________ The greater the ________

Answer 25

^ Iodine value | ^ carbon carbon double bonds

Question 26

Test for detection of glycerol and fat

Answer 26

Acrolein test

Question 27

Acrolein test odor

Answer 27

Pungent irritating odor

Question 28

Dehydrating agent in acrolein test

Answer 28

KHSO4 Potassium bisulfate

Question 29

Principle of saponification

Answer 29

Acid (oil) + base (lye) = salt (soap)

Question 30

Hydrolysis of an ester under basic conditions from an alcohol and salts of carboxylic acid

Answer 30

Saponification

Question 31

Positive result for saponification

Answer 31

Formation of bubbles

Question 32

Forming an emulsion

Answer 32

Emulsification

Question 33

In emulsification, it is the mixture of 2 substances that are normally __________

Answer 33

Immisicble

Question 34

Natural emulsifying agent

Answer 34

Lecithin