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15 questions
Which of these is a immediate effect of physical exercise?
Increased Breathing Rate
Lower resting Heart Rate
Lower Breathing Rate
Bigger and stronger Muscles
Muscular fatigue is caused by a build up of?
Energy
Glucose
Lactic acid
Oxygen
During exercise, your breathing rate increased in order to accommodate:
Increased carbon dioxide needs of your muscles
Increased oxygen needs of your stomach
Increased oxygen needs of your muscles
Increased carbon dioxide needs of your stomach
Which process helps remove excess heat from your body?
Shivering
Sweating
Increased energy use
Producing lactic acid
Our breathing rate increases and you start to breathe heavily, this happens because
More blood gets circulated around the body
We have started to perform a physical activity
To break down Lactic Acid and replenish energy supplies.
Our muscles need more oxygen so you breathe deeper and quicker so a supply of oxygen can get to the muscles.
Selective Redistribution of Blood occurs when:
To prevent the overheating of muscle tissue
Because of the increased need for oxygen and removal of Carbon Dioxide
Arteries dilate or constrict selectively to direct blood flow from non working muscles
Cardiac Output increases
The body's main source of energy
Protein
Vitamins
minerals
Carbohydrates
Anaerobic exercises require ______ whereas aerobic exercises require ______.
No energy, energy
Energy, no energy
Oxygen, no oxygen
No oxygen, oxygen
ATP stands for what?
Aerobic Tri-potassium
Adenosine Tri-phosphate
Adrenaline Twitch Protein
Anaerobic Triple Phosphate
Which of these defines the word 'predominantly'?
Taking place by itself / independently
Done or existing alone
Present as the strongest or main element
More important than anything else
Why does the body require the three different energy systems?
It doesn't require three different systems
Different sports have different demands
Intensity and duration of different activities and the availability of oxygen
Physical exercise usually takes longer than a few minutes
The ATP - PC System usually lasts for how long?
0-10 seconds
10 seconds - 2 minutes
2 + minutes
1 hour +
The Lactic Acid System usually lasts for how long?
0-10 seconds
10 seconds - 2 minutes
2 + minutes
1 hour +
The ATP - PC System usually takes how long to replenish?
10-14 seconds
1-2 minutes
30+ minutes
12+ hours
Energy systems work in which of the following ways?
Together (all working to varying degrees)
Independently (one at a time)
Evenly (all working to the same degree)
Sequentially (first, then second, then third)
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