Biochem module 4 Flashcards
(134 cards)
Lipoproteins transport lipids from the liver as A. Chylomicron B. VLDL C. LDL D. HDL
B
Lipoproteins transport lipids from the intestines as A. Chylomicron B. VLDL C. LDL D. HDL
A.
The protein moiety of a lipoprotein is known as
Apoprotein or apolipoprotein
Main site of TAG synthesis
SER
Constituent of the plasma lipid that is the least abundant A. triacylglycerols B. phospholipids C. cholesterol D. cholesteryl esters E. free fatty acids
E
Reduced form of iron
Ferrous ion Fe2+
Which of the ff is the largest A. Chylomicron B. VLDL C.LDL D. HDL
A
essential for chylomicron and VLDL formation A. Apo A B. Apo B C. Apo C D. Apo D
B
Which of the ff is not seen in the peripheral / outer side of the lipoprotein A. TAG B. integral apoprotein C. Cholesterol D. Phospholipid E. Peripheral apoprotein
A. Yun mga non polar nasa loob like cholesteryl ester, FFA
Also known as pre beta lipoprotein
VLDL
LDL- beta lipoprotein
HDL - alpha lipoprotein
Plasma glycoprotein that binds extracorpuscular Hb in a ght noncovalent complex
Haptoglobin
predominant lipid in HDL
Phospholipid
Rate limiting step in cholesterol synthesis
HMG CoA to mevalonate.. Enzyme is HMG CoA reductase
Where do Chylomicron remnants go to
Endocytosed by Liver for degradation and recycling
Free fatty acids are bound to _______ in the plasma
Albumin
Co factor of lipoprotein lipase A. Apo A-I B. Apo B -100 C. Apo C-II D. Apo E
C
Chemical rxn occurring in the rate limiting step of cholesterol synthesis
Reduction
Apolipoprotein associated with Chylomicron
ApoB 48
The ff stimulate lipolysis except A. Epinephrine B. Glucagon C. Nicotinic acid D. Caffeine E. Steroids
C. Inhibitory un insulin, and PGE
Ceruloplasmin acts by catalyzing
A. Converting iron ion to its reduced form
B. converting iron ion to its oxidized form
B
Hich of the ff statement is FALSE
A. Chylomicron is the largest among the lipoprotein
B. the primary apoprotein of IDL is B 100
C. HDL carries cholesterol to the liver
D. VLDL is primarily comprised of cholesterol
E. None of the above
D. Mostly TAG
What receptor in the liver recognizes HDL A. SRB 1 receptor B. LDL receptor C. ABCA1 receptor D. All of the above
A
Which of the ff stimulate lipid storage A. Epinephrine B. Glucagon C. Nicotinic acid D. Caffeine E. Steroids
C
Adipose Cannot utilize glycerol to synthesize TAG because it lacks what enzyme
Glycerol kinase