The ATP-PC system Flashcards

1
Q

what is phosphate creatin?

A

a high energy compound

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2
Q

where is phosphor creatin found?

A

sarcoplasm ( jelly stuff in muscles)

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3
Q

what are the three energy systems?

A

atp system
the lactic acid system
the aerobic system

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4
Q

what is creatine kinase?

A

the enzyme that breaks down phospho -creatin

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5
Q

what enzyme breaks down phospho creatine?

A

creatine kinase

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6
Q

how does the brain know when to release the enzyme?

A

when phospho creatin is running low ,and high levels of adp are detected

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7
Q

what activates creatine kinase?

A

level of ADP increases

level of ATP decreases

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8
Q

where does the energy from used to covert ADP + Pi come from?

A

the break down of phospho creatine

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9
Q

what is known as a coupled reaction?

A

when one reaction relies on the occurrence of another to take place

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10
Q

how much energy do the stores of pc release?

A

enough energy for all out effort approx. 8- 10 seconds

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11
Q

what is an advantage of the PC system?

A

only system that is capable of providing ATP quick enough when performing activities that require high amount of energy

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12
Q

what is one way the Pc system is efficient?

A

quick system as pc is simple compound and easy to break down

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13
Q

what is a second way the pc system is efficient?

A

it is in muscle cells and is readily available

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14
Q

what is the good thing about the pc system?

A

can be obtained quickly from pc and no fatigue by products are released e.g. lactic acid

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15
Q

what is the energy of the pc breakdown for?

A

resynthesis ATP

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16
Q

what does this process not require?

A

oxygen

17
Q

can we use the energy from the pc to maintain ATP levels?

A

not forever is limited