Lipids and Membranes

Name some key lipids in metabolism

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Last updated: October 15, 2021

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First submitted	October 6, 2021
Times taken	23
Average score	21.6%
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Hint	Answer
Chylomicrons	A4
Chylomicrons and VLDL	B48
IDL, VLDL, LDL	B100
Chylomicrons, HDL, VLDL, IDL	C2
Chylomicrons, HDL, VLDL, IDL	E
12:0	lauric acid
14:0	myristic acid
16:0	palmitic acid
18:0	stearic acid
20:0	arachidic acid
22:0	behenic acid
24:0	lignoceric acid
16:1	palmitoleic acid
18:1	oleic acid
18:2	linoleic acid
18:3	a-linolenic acid
20:4	arachidonic acid
20:5	EPA
22:6	DHA
24:1	Nervonic acid
Membrane lipid 1	phosphatidyl choline
Membrane lipid 2	phosphatidyl serine
Membrane lipid 3	phosphatidyl ethanolamine
Membrane lipid 4	sphingomyelin
Polar head 1	choline
Polar head 2	ethanolamine
Polar head 3	serine
Polar head 4	glycerol
Polar head 5	myo-inositol
ceramides with a single sugar residue head	cerebrosides
ceramides with oligosaccharide head 1 sialic acid	gangliosides
radical source 1	mitochondria
radical source 2	cytoplasm
radical source 3	lysosomes
radical source 4	peroxisomes
lipid oxidation byproduct 1	HPNE
lipid oxidation byproduct 2	ONE

Hint	Answer
lipid oxidation byproduct 3	HNE
steps of lipid oxidation 1	initiation
steps of lipid oxidation 2	propagation
steps of lipid oxidation 3	termination
MDA	malondialdehyde
HNE	hydroxynonenal
ONE	oxynonenal
aom	active oxygen method
osi	oil stability index
antioxidant 1	BHA
antioxidant 2	BHT
antioxidant 3	TBHQ
antioxidant 4	Propyl gallate
ORAC	oxygen radical absorbance capacity
TRAP	total radical trapping antioxidant parameter
second messenger 1	cAMP
second messenger 2	cGMP
second messenger 3	DAG
second messenger 4	IP3
second messenger 5	Ca
second messenger 6	phosphoinositides
phospholipase 1	A1
phospholipase 2	A2
phospholipase 3	B
phospholipase 4	C
phospholipase 5	D
secreted a2 type 1	Lp-PLA2
secreted a2 type 2	sPLA2
intracellular a2 type 1	cPLA2
intracellular a2 type 2	iPLA2
location of acyl CoA synthetase	mitochondrial membrane
Stage 1 cholesterol	form HMG CoA
Stage 2 cholesterol	form isoprenoids
Stage 3 cholesterol	squalene from 6 isoprenoids
Stage 4 cholesterol	squalene and oxygen form cholesterol
Classic bile pathway	CYP7A1
alternative bile pathway	CYP27A1

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