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31 Cards in this Set
- Front
- Back
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What 3 parts make up the cardiovascular system?
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Heart
Blood Blood vessels |
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What is the function of the heart?
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To pump blood around the body
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What is the function of the blood?
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Carry oxygen and nutrients around the body
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What is the function of blood vessels?
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Allow the blood to flow around the body
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What is the upper chamber of the heart called?
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Atrium
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What is the lower chamber of the heart called?
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Ventricle
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A strong cardiovascular system often means that what health related exercise component is well developed?
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Cardiovascular fitness
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What blood vessels carry blood away from the heart and are oxygenated (rich in oxygen)?
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Arteries
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What blood vessels carry blood back to the heart and are deoxygenated (low in oxygen)?
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Veins
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What side of the heart is oxygenated?
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Left
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What side of the heart is deoxygenated?
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Right
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What is a normal resting heart rate between?
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60 - 80 beats per minute
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What carries oxygen around the body?
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Red blood cells
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What hormone is released into the body when we exercise, causing glycogen to be released and blood diverted away from the organs to the muscles where it is needed?
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Adrenaline
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What effect does adrenaline have on the heart?
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It increases the heart rate
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What is blood pressure?
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The amount of force the blood makes on the blood vessel walls
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What happens to blood pressure when exercising?
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It increases
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Why does blood pressure increase when exercising?
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The blood is travelling at a faster rate
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What is the first beat of the heart?
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Systole
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What makes the systole?
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The lower chamber of the heart contracting and pushing blood out of the heart
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What is the second beat of the heart?
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Diastole
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What makes the diastole?
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The upper chambers of the heart contracting and pushing blood down into the heart
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What reduces blood pressure?
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Less stress
Loss of weight Regular exercise Less salt Don't smoke or drink alcohol |
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How many valves are there in the heart?
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4
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What do valves do?
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Controls the blood flow
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What section of the heart fills first?
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The atriums
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What happens after the blood goes into the atriums?
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The 2 valves open so blood flows to the ventricles
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What happens once the ventricles fill up?
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The two valves that were open, close.
And the other valves open The heart contracts and pushes the blood to the lungs or the body |
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What type of blood vessel has a higher blood pressure, arteries or veins?
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arteries
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What type of blood do arteries carry ?
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oxygenated
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What artery carries deoxygenated blood?
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Pulmonary artery
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