Overview

Question 1

Triglycerides aka

Answer 1

triacylglycerols

Question 2

What is the major lipid component of our diet?

Answer 2

Triglycerides/triacylglycerols

Question 3

What are other dietary lipids?

Answer 3

Cholesterol, phospholipids and free fatty acids

Question 4

Triglyceride metabolism begins where?

Answer 4

In small intestine

Question 5

What does lipase do?

Answer 5

Hydrolyzes the ester bond between glycerol and fatty acids

Question 6

Lipase is produced where?

Answer 6

pancreas

Question 7

Lipase works best in what?

Answer 7

water

Question 8

Products produced by lipase are?

Answer 8

monoacylglycerol

2 fatty acids

Question 9

Each fatty acid is made up of what?

Answer 9

A carbon chain with a caboxy (-COOH) group at one end

Question 10

What are the 5 main types of lipoproteins?

Answer 10

HDL
LDL
VLDL
IDL
chylomicrons

Question 11

Which lipoprotein is “happy” with cis form, double bonds, cholesterol?

Answer 11

HDL

Question 12

What is IDL? What is it similar to?

Answer 12

Intermediate density Lipoprotein

Similar to LDL

Question 13

Which one is “lethal” cholesterol? In Trans from?

Answer 13

LDL

Question 14

cis form?

Answer 14

HDL

Question 15

Trans form?

Answer 15

LDL

Question 16

Which lipoprotein transports triglycerides from liver to tissues?

Answer 16

VLDL

Question 17

Which large lipoprotein transports dietary lipids from the intestine to other locations in the body?

Answer 17

chylomicrons

Question 18

Where and how are fats stored?

Answer 18

As triacylglycerols (triglycerides)
Adipose tissue and in liver

Question 19

What are the four main types of fatty acids?

Answer 19

Saturated, unsaturated, essential, and non-essential

Question 20

This fatty acid has NO DOUBLE BOND between carbon atoms.

Answer 20

saturated

Question 21

Why are saturated called “saturated”?

Answer 21

Have no double bonds are so fully “saturated” with hydrogen atoms

Question 22

What are examples of saturated fatty acids? How many carbons?

Answer 22

Palmitic - 16 carbons
Stearic - 18 carbons
Arachidic - 20 carbons

Question 23

Oleic acid is a _____ unsaturated fatty acid. How may carbons? Where is double bond?

Answer 23

Mono

18:1(9)

Question 24

Linoleic acid is a ______ unsaturated FA. How many carbons. Where?

Answer 24

18:2(9,12)

Question 25

A-Linoleic acid?

Answer 25

18:3(9,12,15)

Question 26

arachadonic acid?

Answer 26

20:4(5,8,11,14)

Question 27

These fatty acids are not made by the body.

Answer 27

essential

Question 28

Name essential fatty acids

Answer 28

Linoleic | linolenic

Question 29

Linoleic is an omega ___. How many carbons?

Answer 29

6 | 18

Question 30

Linolenic is an omega ___. How many carbons?

Answer 30

3 | 18

Question 31

Fatty acids that can be manufactured in the body are called?

Answer 31

non-essential

Question 32

Which fatty acid becomes essential when Linoleic acid is absent from the diet?

Answer 32

arachadonic acid

Question 33

Arachadonic acid is made from which essential fatty acid?

Answer 33

linoleic

Question 34

Fatty acids are used to make cholesterol from which what things are made? 5

Answer 34

``` Bile acids Cell membranes Steroid hormones Prostaglandins Vitamin D ```