Lipids

Question 1

What are lipids soluble and insoluble in?

Answer 1

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Question 2

Are lipids with non-lipid groups Amphibolic

Answer 2

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Question 3

What are the groups of FAs

Answer 3

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Question 4

What are long-chain FAs important for?

Answer 4

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Question 5

What type of FA isomers occur naturally

Answer 5

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Question 6

When do Trans FAs occur

Answer 6

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Question 7

How can you label FAs

Answer 7

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Question 8

What is a saponifiable lipid

Answer 8

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Question 9

Give examples of saponifiable lipids

Answer 9

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Question 10

Give examples of non-saponifiable lipids

Answer 10

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Question 11

Describe Triacylgylcerols TAG

Answer 11

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Question 12

What makes up a TAG

Answer 12

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Question 13

Describe the structure of phosphoglycerides - what are its characteristics

Answer 13

HINT: glycerol-based phospholipids

Question 14

What are the other names of phosphoglycerides

Answer 14

Glycerophospholipids
Phospholipids - class of Glycerophospholipids

Question 15

What class do Sphingomyelins belong to

Answer 15

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Question 16

Describe the characteristics of Sphingomyelins

Answer 16

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Question 17

Describe glycolipids

Answer 17

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Question 18

Give examples of different phosphoglycerides

Answer 18

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Question 19

What is the structure of Sphingosine

Answer 19

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Question 20

What is the structure of ceramide

Answer 20

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Question 21

Describe the structure of glycolipids

Answer 21

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Question 22

Describe the structure of sphingolipids

Answer 22

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Question 23

What is a cerebroside and describe its structure

Answer 23

glycosphingolipid

Question 24

Where are cerebrosides abundant

Answer 24

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Question 25

What is the function of cerebrosides and how does their structure help with this

Answer 25

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Question 26

Describe blood type antigens

Answer 26

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Question 27

What are steroids

Answer 27

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Question 28

What lipid class do steroids belong in

Answer 28

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Question 29

What are Eicosanoids and what is its function

Answer 29

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Question 30

What are isoprenoids - examples

Answer 30

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Question 31

Describe the structure of cholesterol

Answer 31

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Question 32

What type of molecule is cholesterol

Answer 32

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Question 33

What are the 2 classes of eicosanoids

Answer 33

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Question 34

What is the structure of Prostagladin E2

Answer 34

eicosanoids

Question 35

What is the structure of Thromboxane A2

Answer 35

eicosanoids

Question 36

What is the structure of Leukotriene A4

Answer 36

eicosanoids

Question 37

From what are eicosanoids derived from

Answer 37

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Question 38

What is the main dietary lipid

Answer 38

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Question 39

What is the main pathway of digestion that TAGs go through

Answer 39

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Question 40

What is the minor pathway of digestion that TAGs go through

Answer 40

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Question 41

What is the role of Tongue Lipase and gastric lipase

Answer 41

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Question 42

What is the role of pancreatic lipase

Answer 42

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Question 43

What is the role of pancreatic phospholipase A2

Answer 43

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Question 44

What is the role of Esterase

Answer 44

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Question 45

What should happen to the lipids in the SI for the lipase to work

Answer 45

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Question 46

How are lipids transported in plasma and why

Answer 46

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Question 47

What is the structure of lipoproteins

Answer 47

They consist of a Triglyceride and Cholesterol center, surrounded by a phospholipid outer shell, with the hydrophilic portions oriented outward toward the surrounding water and lipophilic portions oriented inward toward the lipid center A special kind of protein, called apolipoprotein, is embedded in the outer shell, both stabilising the complex and giving it a functional identity that determines its fate.

Question 48

What bonds hold the lipoprotein together

Answer 48

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Question 49

Describe the lipid-protein binding in lipoproteins

Answer 49

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Question 50

How are lipoproteins classified - mention the ratio

Answer 50

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Question 51

What is the structure of Chylomicrons

Answer 51

consist of triglycerides (85–92%), phospholipids (6–12%), cholesterol (1–3%), and proteins (1–2%).

Question 52

What is the function of chylomicrons

Answer 52

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Question 53

What is the structure of VLDL

Answer 53

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Question 54

What is the function of VLDL

Answer 54

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Question 55

Describe IDL

Answer 55

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Question 56

What is the structure of LDL

Answer 56

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Question 57

What is the function of LDL

Answer 57

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Question 58

What is the structure of HDL

Answer 58

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Question 59

What is the structure of VHDL

Answer 59

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Question 60

Where is Lipoprotein Lipase LPL found and how is it held there

Answer 60

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Question 61

What is the function of Lipoprotein Lipase LPL

Answer 61

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Question 62

What cofactor is required for Lipoprotein Lipase LPL

Answer 62

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Question 63

What inhibits Lipoprotein Lipase LPL

Answer 63

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Question 64

What hormone activates Lipoprotein Lipase LPL

Answer 64

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Question 65

Where is Hepatic Lipase found

Answer 65

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Question 66

What is the function of Hepatic Lipase - what doesn't It do

Answer 66

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Question 67

What is Lecithin-Cholesterol acyltransferase - where is it synthesised

Answer 67

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Question 68

What activates Lecithin-Cholesterol acyltransferase

Answer 68

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Question 69

What is the function of Lecithin-Cholesterol acyltransferase

Answer 69

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Question 70

Give examples of apoproteins

Answer 70

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Question 71

What is Familial Hypercholesterolemia - type IIa

Answer 71

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Question 72

Describe the LDL receptor (related to Familial Hypercholesterolemia)

Answer 72

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Question 73

What are the symptoms of Familial Hypercholesterolemia

Answer 73

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