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🫀PDHPE > Core 2: Factors Affecting Performance > Flashcards

Core 2: Factors Affecting Performance Flashcards

1
Q

(2)

ATP/PC system
How efficient?

A

Very efficient
* rapidly available
* oxygen is not required

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2
Q

ATP/PC system
What is the duration?

A

ATP- 2 secs
CP - 10 secs

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3
Q

ATP/PC system
Cause of fatigue?

A

Depletion of fuel
* resynthesis doesn’t occur (ADP into ATP)

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4
Q

ATP/PC system
What is the by product?

A

Heat
(due to muscular contractions)

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5
Q

ATP/PC system
Recovery rate?

A

2 mins (no longer than 4 mins)
- first 30secs = 50% CP replenish

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6
Q

(3)

ATP/PC system
Examples of when system is used?

A
  • jumpers
  • lifters
  • throwers
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7
Q

(3 steps)

Lactic acid system
Source of fuel?

A

Carbohydrates> broken down into glucose> stored as glycogen

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8
Q

Lactic acid system
How efficient?

A

Very efficient

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9
Q

Lactic acid system
What is the duration?

A

Effected by intensity
30secs at 95%/ over 3 mins

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10
Q

Lactic acid system
Recovery rate?

A

20 mins - 2 hrs

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11
Q

Lactic acid system
Cause of fatigue?

A

OBLA
(Onset of Blood Lactate Accumulation)
* build up of lactic acid

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12
Q

Lactic acid system
What is the by product?

A

Pyruvic acid.
* absence of oxygen>forms lactate & hydrogen ions

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13
Q

(2)

Lactic acid system
Examples of when system is used?

A
  • 400m sprint
  • 100m freestyle
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14
Q

(2)

Aerobic system
What is the duration?

A
  • 2-3 mins
  • after fatigue (LA system) up to days
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15
Q

Aerobic system
How efficient?

A

Efficient
* endless at low intensity

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16
Q

(3)

Aerobic system
Source of fuel?

A
  • glucose (carbs)
  • free fatty acids
  • protein in extreme cases
17
Q

(2)

Aerobic system
Cause of fatigue?

A
  • depletion of glucose
  • possible respiratory/circulatory issues
18
Q

(2)

Aerobic system
What is the by product?

A
  • CO2 exhaled
  • H2O perspires
19
Q

(2)

Aerobic system
Examples of when system is used?

A
  • marathon
  • triatholon
20
Q

(6)

What are the principles of training?

A
  • Progressive overload
  • specificity
  • reversibility
  • variety
  • training thresholds
  • warm up and cool down
21
Q

(3 ways to)

What is progressive overload?

A

Gradual increase of load that body is working against
* intensity
* bio like
* frequency of training

🫀PDHPE (7 decks)

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