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PSL 250 > Exam 2 > Flashcards

Exam 2 Flashcards

1
Q

What is the most abundant lipid in body?

A

Triglycerides

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2
Q

Process of glycolysis

A

Anaerobic catabolism of glucose, 2 net ATP, creates pyruvate and lactate

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3
Q

Substrate of glycolysis

A

C6H1206, 2NAD, 2ADP + Pi (ATP)

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4
Q

Products of glycolysis

A

2 C3H3O3 (pyruvate), 2 NADH, 2 ATP

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5
Q

Location of glycolysis

A

Cytosol

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6
Q

Production of lactate in skeletal muscles

A

Produced by glycolysis, increase in muscle and blood during exercise, high H+ ion concentration from gluconeogenesis In liver

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7
Q

Fates of lactate when accumulated

A

Lactate shuttle to other muscles, used in cardiac and brain for fuel, converted back to glucose in liver (gluconeogenesis)

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8
Q

Describe aerobic respiration

A

Oxidative phosphorylation, purpose of oxygen respiration, using oxygen to make energy

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9
Q

Substrate of aerobic phosphorylation

A

C6H12O6 + oxygen

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10
Q

Product of aerobic phosphorylation

A

Carbon dioxide,water, ATP

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11
Q

Last electron acceptor

A

Oxygen

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12
Q

Citric acid cycle process and location

A

Pyruvate enters mitochondria and oxidized into Acetyl CoA reactions remove CO2,O2, and H. Makes some ATP and electron donors. In matrix of mitochondria

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13
Q

Substrate of the citric acid cycle

A

Pyruvate and Acetyl CoA

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14
Q

Products of citric acid cycle

A

NADH + H, CO2, FADH2, ATP [NADH and FADH used in ETC]

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15
Q

Process and location of electron transport chain

A

Driving ATP and water synthesis, uses products of CAC and oxygen for proton gradient, on cristae of inner mitochondrial membrane

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16
Q

Substrate of ETC

A

NADH + H, FADH2, ADP + Pi, O2

17
Q

Products of ETC

A

ATP and water

18
Q

ADP + Pi

A

ATP synthase

19
Q

Define oxidative phosphorylation

A

Reducing oxygen for energy to bind phosphate

PSL 250 (1 decks)

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