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Dental Biochemistry > Test 2 Questions Deck 2 > Flashcards

Test 2 Questions Deck 2 Flashcards

1
Q

triacylglycerols are more blank than starch

A

reduced

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2
Q

triacylglycerols are not associated with blank

A

water

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3
Q

starch contains more blank atoms than triglycerols

A

oxygen

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4
Q

excess nadh / nad+ in the liver from alcoholism will inhibit blank

A

glycolysis

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5
Q

hyperglycemia in diabetic patients can be caused by reduced exocytosis of this receptor

A

glut 4

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6
Q

fructose is a blank sugar

A

reducing

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7
Q

sucrose has a free blank

A

anomeric carbon

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8
Q

fructose is a ketose or aldose?

A

ketose

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9
Q

glucose is a ketose or aldose?

A

aldose

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10
Q

lactose is a ketose or aldose?

A

aldose

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11
Q

galactose is a ketose or aldose?

A

aldose

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12
Q

aldolase type b helps consume both blank and blank

A

sucrose, fructose

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13
Q

does nadh have n glycosidic bonds

A

yes

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14
Q

does amylose have n glycosidic bonds

A

no

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15
Q

does atp have n glycosidic bonds

A

yes

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16
Q

does udpg have n glycosidic bonds

A

yes

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17
Q

which is higher on the glycemic index? fructose or maltose

A

maltose

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18
Q

salivary amylase cleaves these bonds

A

g alpha 1,4 g

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19
Q

steps of cholesterol to chenocholic acid and beyond

A

reduction, hydroxylation, oxidation, conjugation with taurine/glycine

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20
Q

intestinal absorption is active true or false

A

false

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21
Q

transport of glucose from brush border cell to circulation is active true or false

22
Q

pancreatic lipase and LPL have blank for substrates

A

triacylglycerols

23
Q

lipid digestion occurs intra or extracellularly

A

extracellularly

24
Q

pancreatic lipase requires this for functioning

25
Q

LPL requires this for functioning

26
Q

LPL is a blank enzyme

27
Q

pancreatic lipase is a blank enzyme

28
Q

acid production by oral bacteria is mediated by blank

A

lactate dehydrogenase

29
Q

phosphoglycerate kinase is the first blank producing enzyme of glycolysis

A

atp (substrate level phosphorylation)

30
Q

steatorrhea can be caused by blank inflammation, blank obstruction, or insufficient secretion of blank

A

gallbladder, bile duct, pancreatic lipase

31
Q

pdc in the liver has highest activity in the blank state

32
Q

E1 kinase is allosterically stimulated by these which leads to inactivation of E1 (and therefore inactive PDC).

A

acetyl coA, nadh, atp

33
Q

E1 kinase is allosterically inhibited by these which leads to activation of E1 (and thus active PDC)

A

coA, nad+, pyruvate

34
Q

citrate synthase and alpha ketoglutarate dehydrogenase are involved in the uptake of two carbon atoms in the form of blank and release of two carbons in the form of blank respectively

A

acetyl CoA, CO2

35
Q

1 acetyl CoA is made of 3 blank, 1 blank, and 1 blank

A

nadh, fadh2, gtp

36
Q

yield of one acetyl coA

37
Q

yield of 1 pyruvate

38
Q

aerobic glycolysis yields

39
Q

complete oxidation of 1 glucose yields

40
Q

yield of tca cyccle

41
Q

only blank atp are produced in the complete oxidation of glucose if glycerol phosphate shuttle is used exclusively

42
Q

mcad deficiency could lead to the transfer of electrons from blank substrates to blank

A

fatty acyl CoA, FAD

43
Q

CAT 1 activity is higher from fats or carbs

44
Q

oxygen consumption increases when blank and blank are added

A

adp, uncoupler (DNP)

45
Q

oxygen consumption becomes plateau when blank is added

A

oligomycin

46
Q

enzyme with highest affinity for oxygen

A

cytochrome oxidase

47
Q

liver glycogen can have a poor water solubility compared to normal liver glycogen due to a blank deficiency

A

branching enzyme

48
Q

during exertion, muscle glycogen phosphorylation is activated by blank

49
Q

effect of calcium on glycogen metabolism is mediated through blank

A

glycogen phosphorylase kinase

50
Q

gabapentin causes augmented blank secretion

51
Q

the c1 of glucose 6 phosphate is released as blank in the pentose phosphate pathway (PPP)

52
Q

gluconeogenesis with lactate as the precursor requires this enzyme

Dental Biochemistry (43 decks)

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