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Block test > ATP > Flashcards

ATP Flashcards

1
Q

phosphocreatine

A

used for short bursts of energy when ATP is depleted

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2
Q

phosphocreatine catalysed by

A

creatine kinase

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3
Q

glycolysis controlled steps

A

PFK1 controls
ATP overproduction regulated
pyruvate kinase
insulin regulated

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4
Q

PFK

A

regulator step in glycolysis, controlled by F26BP

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5
Q

F26BP and insulin

A

high insulin increases F26BP, causing more PFK and more glycolysis

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6
Q

pyruvate into lactate

A

anaerobic, ETC inhibited
NAD formed to use in glycolysis
catalysed by lactate dehydrogenase

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7
Q

pyruvate into acetyl CoA

A

from pyruvate dehydrogenase, produces Co2

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8
Q

Krebs

A

produces NADH and FADH2 to go into ETC

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9
Q

anaerobic glycolysis

A

lactate dehydrogenase produces lactate and NAD to support glycolysis

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10
Q

complexes for ETC

A

complex 1 is NADH
UQ is FADH2
4 overall complexes

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11
Q

ATP synthase

A

large enzyme at the end that goes ADP to ATP

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12
Q

mitochondrial inhibitors

A

rotenone, antimycin, cynanide, carbon monoxide and oligomycin

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13
Q

molecular switches

A

protein kinase or GTP binding

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14
Q

insulin promotes

A

glucose into the tissues
production of ATP
storage of glycogen
storage as fatty acids and TAG

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15
Q

glycogen storage

A

liver and muscle

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16
Q

glycogen synthesis signalling

A

glycogen synthase

17
Q

glycogen breakdown

A

glycogen phosphorylase

18
Q

insulin on glycogen production

A

no inhibition of glycogen synthase, glycogen produced

inhibition of glycogen phosphorylase to prevent breakdown into glucose

19
Q

muscle glycogen

A

not acted upon by fasting

20
Q

glucagon promotes

A

glucose release in the liver
TAG breakdown from adipose
aminoacids to glucose

21
Q

glucagon and glucogen

A

glucagon promotes glycogen phosphorylase activity

Block test (7 decks)

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