16 - Triglycerides

Question 1

summary

under fed state & their location:

Answer 1

1. lipolysis ( pancreatic lipase)
2. re-assembly
3. transport via chylomicrons through lymph and bloodstream
4. lipolysis (lipoprotein lipase)
5. lipogenesis in lipid droplets (stimualted by insulin)

1,2 = in small intestine, 4,5=storage as triaglycerols in adipose tissue

Question 2

summary

fasting or exercise stae & their location

Answer 2

6. lipolysis in lipid drplets - stimulatesd by adrenalin
7. transport via albumin
8. uptake in tissue such as muscle, liver, heart
9. beta-oxidation –> ATP

Question 3

summary

endogenous

Answer 3

1. synthesized
2. transported
3. stored
4. mobilized to generate energy

Question 4

summary

exogenous

Answer 4

1. ingested
2. transported
3. stored
4. mobilized to generate energy

Question 5

Under which metabolic circumstances should TG synthesis be favoured?

Select ALL that apply.
A. After a fatty meal
B. When cells are dividing
C. When fasting for > 12h
D. To maintain membrane rafts balance
E. In case of stress, to provide signaling molecules

Answer 5

A

B & C:using FA