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The Respiratory and Circulatory System Review
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What does the left side of the heart pump?
Blood with oxygen
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What waste gas does blood carry away?
Carbon dioxide
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What is circulation?
The process of the heart pumping blood through the body
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What is blood?
A red liquid that flows around the body
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Which organs help remove waste products from the body?
Kidneys and lungs
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What is the main function of the respiratory system?
To allow breathing in and out
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How often does a child's heart beat per minute?
About 90 times
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What are the three main parts of the circulatory system?
Heart, blood vessels, blood
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What does the circulatory system carry away from the body?
Waste substances
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What does the right side of the heart pump?
Blood without oxygen
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What causes your pulse?
The pressure of blood as the heart pumps it
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What is a heartbeat?
The contraction of the heart muscle to pump blood
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How big is the heart compared to a part of your body?
The size of your fist
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What does the circulatory system carry to all parts of the body?
Food and oxygen
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What is the function of veins?
To carry blood with waste back toward the heart
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Where is the heart located in the body?
Inside the chest, slightly to the left
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What are the three types of blood vessels?
Arteries, veins, capillaries
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What does blood carry to all parts of the body?
Food particles and oxygen
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What is the function of arteries?
To carry blood with food and oxygen away from the heart
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Where can you feel your pulse?
On the side of your neck or inside your wrist
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What is the function of capillaries?
To connect arteries and veins and allow substances to pass through
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What happens to your heart rate when you are active?
It increases
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Where are the lungs located?
In the chest, protected by the ribs
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What is the function of the heart?
To pump blood through the body
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