3rd LEs Flashcards

(32 cards)

1
Q

Structure of TAGs

A

3 fatty acid chain with glycerol as the backbone

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2
Q

Structure of waxes

A

Esters of fatty acids with higher molecular weight monohydric alcohol

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3
Q

Process of synthesis of TAGs and Waxes

A

Dehydration

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4
Q

Removed in the process of dehydration and formation of ester bonds in TAGs

A

3 water moelcules

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5
Q

Removed in the formation of waxes

A

1 water molecule

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6
Q

Structure of a glycerolphospholipid

A

FA + Glycerol + PX

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7
Q

Also known as cephalin found in cell membrane

A

Phospathidylethanolamine

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8
Q

Also known as lecithin

A

Phosphatidylcholine

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9
Q

Most abundant phospholipid of the cell membrane

A

Phosphatidylcholine

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10
Q

major component of pulmonary surfactant, composed of two palmitic acids

A

Dipalmitoyl lecithin

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11
Q

Precursor of phosphatidylinositol 4,5 bisphosphate (important cell membrane consituent) and diaculglycerol and insitol triphosphate (2nd messengers)

A

Phosphatidylinositol

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12
Q

Precurosis of cardiolipin, found only in the mitochondira

A

Phosphatidylglycerol

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13
Q

Structure of sphingolipids

A

FA + Sphingosine + P

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14
Q

composition of ceramide

A

Sphingosine + FA

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15
Q

Structure of sphingomylein

A

Ceramide + phosphoric acid + choline

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16
Q

Structure of glycolipid

A

FA + OH + CHO (sugar)

17
Q

Location, enzyme, and deficiency of B-glucocerebroside

A

Liver and Spleen
B-glucosidase or glucocerebrosidase
Gaucher’s disease

18
Q

Location, enzyme, and deficiency of B-galactocerebroside

A

Brain and myelin sheath
B-galactosidase
Krabbe’s disease

19
Q

GM3

A

Glucose is attached to ceramide and galactose is attached to sialic acid

20
Q

Gm2

A

GM3 + 4th cardbon of galactose is attached to another sugar and GalNac

21
Q

Gm1

A

Gm2 + 3rd carbon of galnac is attached to galactose

22
Q

A ganglioside known to be a receptor in human intestine for cholera toxin

23
Q

Gangliosidosis

A

deficient in gm3-b-galactosidase (cleaves galactos)

24
Q

Tay Sach’s disease

A

Deficient in hexosaminidase A (cleaves GalNac)

25
Cleaves sulfate group in sulfatide
Arylsulfatase A
26
Deficiency in arylsulfatase A is associated with
Metachromatic leukodystrophy
27
Potent inhibitor of pancreatic lipase
Lipstatin
28
Orlistat
Derivative of lipstatin
29
Lipoproteins which carry exogenous TAGs
Chylomicrons
30
Lipoproteins which carry endogenous TAG
VLDL
31
Precursor of Vitamin D
Esgosterol
32
Three ketone bodies
Acetone Acetoacetic acid Beta hydroxybutyric acid