Unit B453-Maintaining a healthy Cardiovascular system

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Name 3 factors we need to pay attention to to maintain a healthy cardiovascular system+why
Exercise levels, Diet, Stimulants-Drugs
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Why is Exercise a factor to maintaining a healthy Cardio system
Regular exercise will improve the health of the cardiovascular system
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Why is Diet a factor to maintaining a healthy Cardio system
Saturated fats and cholesterol may cause problems for the circulatory system
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Why is stimulants-drugs a factor to maintaining a healthy Cardio system
Smoking, heavy drinking and stimulants can lad to heart problems
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What is the maximum heart rate
the fastest that their heart is able to beat. Testing it is diffucult and unpleasant, as it involves pusing your body to its absolute limit
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how to calculate maximum heart rate?
220-age=MHR
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What does heart rate mean
number of beats per minute
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What does stroke volume mean
The ammount of blood pumped out of the left ventricle per beats
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What does Cardiac output mean?
Its the amount of blood pumped out of the left ventricle of the heart per minute
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Short term effects of exercise on the heart
Heart rate increases, Stroke volume increases, cardiac output increases
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Long term effects of exercise on the heart
The heart gets bigger, stroke volume increases, the walls of the heart become thicker and stronger, cardiac output increases when exercising, lower resting heart rate
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What is a vascular shunt?
When blood is redistributed towards active skeletal muscles during exercise and away from inactive organs
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What is the average resting heart rate?
70bpm
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Card 2

Front

Why is Exercise a factor to maintaining a healthy Cardio system

Back

Regular exercise will improve the health of the cardiovascular system

Card 3

Front

Why is Diet a factor to maintaining a healthy Cardio system

Back

Preview of the front of card 3

Card 4

Front

Why is stimulants-drugs a factor to maintaining a healthy Cardio system

Back

Preview of the front of card 4

Card 5

Front

What is the maximum heart rate

Back

Preview of the front of card 5
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