Exercise and sports physiology Flashcards

1
Q

size of muscle

A

strength

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2
Q

total amount of work in period of time

A

power

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3
Q

nutritive support

A

endurance

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4
Q

phosphocreatine-creatine system aka

A

creatine phosphate

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5
Q

what decomposes to make creatine and phosphate ions releasing large amounts of energy

A

high energy phosphate bonds

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6
Q

what transfers to atp almost instantaneously

A

phosphocreatine energy

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7
Q

what does the phosphagen energy system provide

A

cell atp + phosphocreatine

quick bursts of energy

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8
Q

what splits into glucose for energy

A

glycogen

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9
Q

what part of the glycogen-lactic acid system is used for anaerobic metabolism

A

glycolysis

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10
Q

what does glycolysis do

A

glucose to two pyruvic acid to make 4atp

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11
Q

what part of the glycogen-lactic acid system is used for lack of air (anaerobic)

A

lactic acid

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12
Q

what is pyruvic acid converted into

A

lactic acid

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13
Q

T/F lactic acid causes considerable amount of ATP formation in 1.3-1.6 min

A

true

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14
Q

what is oxidized in the mitochondria for energy in the aerobic system

A

glucose, fatty acids, carbs, amino acids

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15
Q

what converts into atp

A

amp and adp

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16
Q

how long does the conversion of atp from amp and adp last

A

unlimited time

17
Q

which muscle fibers are fast

A

a fibers

18
Q

which muscle fibers are slow

A

c fibers

19
Q

what are a fibers

A

twice as large as c fibers, forceful, rapid contractions

20
Q

what are c fibers

A

endurance, prolonged strength, minutes to hours

21
Q

type I: slow oxidative twitch speed

A

slow

22
Q

type I: slow oxidative twitch force

A

small

23
Q

type I: slow oxidative resistance to fatigue

A

high

24
Q

type IIA: fast oxidative glycolytic twitch speed

A

fast

25
Q

type IIA: fast oxidative glycolytic twitch force

A

medium

26
Q

type IIA: fast oxidative glycolytic resistance to fatigue

A

high

27
Q

type IIB: fast glycolytic twitch speed

A

fast

28
Q

type IIB: fast glycolytic twitch force

A

large

29
Q

type IIB: fast glycolytic resistance to fatigue

A

low