lecture 25 Flashcards

1
Q

two main types of lipids

A

storage lipids and membrane lipids

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2
Q

how many fatty acids does glycerol have

A

3

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3
Q

2 components of a fatty acid

A

carbonyl group, fatty acid hydrocarbon chain

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4
Q

cis means what

A

kink in chain

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5
Q

delta = what

A

of carbonyl group, includes all double bonds

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6
Q

omega = what

A

from end opposite carbonyl group, includes only first double bond

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7
Q

two essential fatty acids

A

linoleum acid and alpha lenolinic acid

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8
Q

kink means what

A

unsaturated

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9
Q

12:0

A

lauric acid

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10
Q

14:0

A

myristic acid

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11
Q

16:0

A

palmitic acid

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12
Q

18:0

A

stearic acid

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13
Q

16:1 (delta 9)

A

palmitoleic acid

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14
Q

18:1 (delta 9)

A

oleic acid

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15
Q

18:2 (delta 9,12)

A

linoleic acid

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16
Q

18:3 (delta 9, 12, 15)

A

alpha linoleic acid

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17
Q

20:4 (delta 5,8,11,14)

A

arachidonic acid

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18
Q

Lauric acid

A

12:0

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19
Q

myristic acid

A

14:0

20
Q

palmitic acid

A

16:0

21
Q

stearic acid

A

18:0

22
Q

palmitoleic acid

A

16:1 (delta 9)

23
Q

oleic acid

A

18:1 (delta 9)

24
Q

linoleic acid

A

18:2 (delta 9,12)

25
Q

alpha linoleic acid

A

18:3 (delta 9,12,15)

26
Q

arachidonic acid

A

20:4 (delta 5,8,11,14)

27
Q

lower melting point means what

A

more unsaturation

28
Q

shorter chain is more or less soluble

A

less

29
Q

most effective way to store energy

A

triacylglycerols

30
Q

a glycerol with 3 substituant chain coming off

A

triacylglycerols

31
Q

found in cell membrane , contains hydrophilic and phobic parts

A

glycerolphospholipids

32
Q

glycerol with a saturated fatty acid and an unsaturated fatty acid coming off

A

glycerolphospholipids

33
Q

nitrogen containing, also found in cell membrane

A

shingolipds

34
Q

sphingosine with fatty acid

A

shingolipid

35
Q

can be cleaved and used in in intracellular signaling

A

phosphatidylinositol

36
Q

type of lipid derived from fatty acid

A

eicozanoids

37
Q

has 4 rings

A

cholesterol

38
Q

is cholesterol hydrophobic or Phil

A

phobic

39
Q

cholesterol function

A

synthesize sex hormones, regulate blood pressure

40
Q

do we consume cholesterol or is it synthesized

A

it is synthesized

41
Q

involved in cell syn and vision

A

vitamin A

42
Q

derived from cholesterol, deals with calcium deposition in to bones

A

vitamin D

43
Q

deficiency in this result in rickets

A

vitamin D

44
Q

aldehyde and alcohol forms

A

vitamin A

45
Q

antioxidant in cell membrane

A

vitamin E

46
Q

involved in blood clotting

A

vitamin K

47
Q

synthesized by microbes

A

vitamin K