Digestion and Transport of Dietary Lipids

Question 1

What is a triacyglycerol ? What is the purpose ?

Answer 1

Question 2

What are the TAG hydrolyzes to, and where ?

Answer 2

Question 3

What is bile salt? What is it made of? what does it do ? what acts on the gallbladder?

Answer 3

Question 4

What is pancreatic lipase for ? What does it break ?

Answer 4

Question 5

The pancreatic lipase , what happens in response to acidic material ? What does secretin singal ? What is the purpose of bicarbonate ? What is the purpose of colipase ? What is the role of lipase ?

Answer 5

Question 6

What is a orlistat ? What does it inhibit ?

Answer 6

Question 7

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Question 8

What is short and medium chain fatty acids influence with bile salt ? Where are they absorbed? Where does it enter and how is it transported to the liver ?

Answer 8

Question 9

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Answer 9

Question 10

What are chylomicrons ? What happens after lipase hydrolyzes ?

Answer 10

Question 11

What are chylomicrons composed of ?

Answer 11

Question 12

How are chylomicrons transported ?

Answer 12

Question 13

know the fate of chylomicrons ?

Answer 13

Question 14

know the absorption of food lipids

Answer 14

Question 15

What is the major source of carbon for the synthesis

of fatty acids ? Where does it occur? what is glucose converted ? What does the product useful for ?

Answer 15

Question 16

What is the conversion of glucose to Acetyl -CoA ? Where does it begin ?

Answer 16

Question 17

What happens to the acetyl CoA are high ? What is citrate cleaved from , and what does form? What is the role of pyruvate dehydrogenase ? What is the role of NADPH required for ?

Answer 17

Question 18

How are Oxaloacetate is converted to pyruvate ? What are the two stops ?

Answer 18

Question 19

What is the formation of malonyl-CoA for ? What is the purpose of Acetyl CoA carboxilase enzyme

Answer 19

Question 20

Know the regulation of Acetyl - CoA carboxylase ?

Answer 20

Question 21

What does prolong consumption of a diet containing excess calories cause ?

Answer 21

Question 22

For the synthesis of long chain fatty acids, what happens when malonyl -coA synthesized ?

What happens to each passage through the cycle ?

What happens when the chain reaches 16 carbons ?

Answer 22

Question 23

For Fatty acid synthase complex , the large enzyme composed of ?

Answer 23

Question 24

For Fatty acid Synthase complex, what is needed to initiate FA biosynthesis ?

Answer 24

Question 25

In Step 1, Acetyl-CoA is transferred to ? What does Malonyl-CoA attached to ? What does acetyl and malonyl moieties condense ?

Answer 25

Question 26

In step 2, what happens in the b-keto group ?

Answer 26

Question 27

In the step 3, the elimination of water creates ?

Answer 27

Question 28

Step 4, the double bond is reduced to ?

Answer 28

Question 29

In repetition, the 4C fatty acyl chain is

Answer 29

Question 30

For fatty acids synthesis note, where does it take place ? What are the intermediate attached to? What happens in higher organism ? What happens to the activated donor ? What is fatty acid reduction ? When does it stop?

Answer 30

Question 31

In elongation, palmiate is activated to form ? The long chain fatty acids can be elongated in two carbons at ?

Answer 31

Question 32

Desaturation, where does it occur ? The most common is the placement of ?

Answer 32

Question 33

The essential fatty acids, the mammals cannot incorporate a ?

Answer 33

Question 34

What is the Linoleic acid for ? What does it bind to ?

Answer 34

Question 35

The fate of fatty acids, What happens to most of the FA? what are the two fates ?

Answer 35

Question 36

Triacylglycerol, where is the glycerol-3-phosphate produced ? Where does glycerol-3-phosphate reacts with ? what happens to phosphatidic acid ?

Answer 36

Question 37

For storage, what kind of tissue? Where are LPL digest ? Where do FA enter ?

Answer 37

Question 38

Release, what happens in lipolysis ? What is hormone sensitive lipase ?

Answer 38

Question 39

For release of fatty acids, what does it utilize ? What does it activate ? know it

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Question 40

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Question 41

To release of fatty acids know it

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Question 42

The B-Oxidation of fatty acids, is a process by which fatty acids are degraded by ? The B-Oxidation occurs in the ? The 2-C units are released as ?

Answer 42

Question 43

Activation of Fatty acids, the Acyl-CoA synthease condenses ? The formation of a Coa ester is ?

Answer 43

Question 44

Transport of Fatty acids into Mitochondria, where does B-Oxidation occur ? Where are Acyl-CoA are converted to ? The translocator then imports ?

Answer 44

Question 45

In Deficiencies of Carnitine of Carnitine transferase or translocator, What are the symptoms include ? What tissue and organ does it effect ?

Answer 45

Question 46

For B-Oxidation of fatty acids it involves ? Fatty acid oxidase are found in ?

Answer 46

Question 47

Acyl-CoA Dehydrogenase, what does the mechanism involves ?

Answer 47

Question 48

For Enoyl-CoA Hydratase, what is the water for ? What does it use the substrate with ?

Answer 48

Question 49

Hydroxyacyl-CoA dehydrogenase, oxidizes tge B-Hydroxyl group to ? The enzyme is completely specific ?

Answer 49

Question 50

In thiolase, the nucleophilic sulhydryl group of CoA-SH attaks the ?

Answer 50

Question 51

The B-Oxidation, the four steps of B-Oxidation are repeate to get FA ?

Answer 51

Question 52

Generation of ATP

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Question 53

B-Oxidation of Odd Chain FA, the odd chain fatty acids are less ? The B-Oxidation occurs pretty much ?

Answer 53

Question 54

B-Oxidation of Unsaturated FA

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Question 55

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Question 56

Ketone bodies what is it for?

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Question 57

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Question 58

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Question 59

Ketone bodies and Diabetes are ?

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Question 60

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Question 61

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