CARBOHYDRATE METABOLISM Flashcards

1
Q

is the biochemical process by which food molecules, through hydrolysis are BROKEN DOWN INTO SIMPLER CHEMICAL UNITS that can be used by the cells for their metabolic needs

A

digestion

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2
Q

PRIMARY AREA FOR CARBOHYDRATE DIGESTION

A

small intestine

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3
Q

catalyze the hydrolysis of A-GLYCOSIDIC LINKAGES in starch

A

salivary a-amylase

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4
Q

NO EFFECT on digestion

A

gastric juice

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5
Q

HYDROLYSIS OF POLYSACCHARIDES TO DISACCHARIDES

A

pancreatic digestive enzymes

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6
Q

the hydrolysis of disaccharides

A

maltose, sucrase, lactase

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7
Q

CATALYZES THE HYDROLYSIS of a a-glycosidic linkages in starch

A

salivary a-amylase

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8
Q

BREAKS DOWN POLYSACCHARIDE into shorter segments

A

pancreatic a-amylase

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9
Q

enzyme involved in the FINAL STEP in carbohydrate digestion

A

maltase, sucrase, and lactase

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10
Q

substance that is needed for MONOSACCHARIDE TO ENTER THE BLOODSTREAM

A

ATP

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11
Q

aerobic conditions

A

acetyl CoA

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12
Q

anaerobic conditions in humans, animals, and some microorganisms

A

lactate

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13
Q

anaerobic conditions in some microorganisms

A

ethanol

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14
Q

is the pathway by which glucose 6 phosphate is USED TO PRODUCE NADPH, ribose 5-phosphate and numerous other sugar phosphate

A

pentose phosphate pathway (PEP)

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15
Q

what are the GOAL OF PPP?

A

synthesis of coenzyme and production of ribose 5-phosphate

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16
Q

chemical process that RELEASES ENERGY FROM ORGANIC COMPOUNDS, gradually converting it into energy that is stored in ATP molecules

A

cellular respiration

17
Q

what are the 3 stages of cellular respiration

A

glycolysis, krebs cycle, electron transport chain

18
Q

what is ATP?

A

Adenosine Triphosphate

19
Q

energy USED BY ALL CELLS

20
Q

glycolysis occurs in where?

21
Q

means SPLITTING OF SUGAR

A

glycolysis

22
Q

occurs in the CYTOSOL OF THE CELL

A

glycolysis

23
Q

in krebs cycle it requires what?

A

it requires oxygen

24
Q

where is ELECTRON TRANSPORT CHAIN LOCATED?

A

inner membrane of the mitochondria

25
the production of ATP using the energy of H+ GRADIENTS ACROSS MEMBRANES to phosphorylate ADP
chemiosmosis
26
a protein in the INNER MEMBRANE in the mitochondria
chemiosmosis
27
uses energy of the ION GRADIENT to power ATP synthesis
chemiosmosis
28
what is the FORMATION OF ACETYL CoA?
2 NADH to 6 ATP
29
is an enzyme; hydrolysis of some a-glycosidic linkages
salivary a-amylase
30
where digestion happens
small intestine
31
Enzyme of glycolysis?
pyruvate
32
breaking down of glucose
glycolysis
33
breaking down of glycogen
glycogenolysis
34
Pyruvate will become glucose in the process we called?
gluconeogenesis
35
Glucose is not used in the process of glycogen
glycogenesis