Share KB 4 - Unit 3 - P 32 33
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How many bones are there in the human body?
There are 206 bones in the human body.
How many bones are in the hands and feet?
More than half these are in the hands and feet.
How many percent water are bones about?
Bones are about 22 percent water.
Does blood carry carbon dioxide to our muscles?
No, it doesn't.
What does blood carry to our muscles?
Blood carries oxygen to our muscles.
How many blood groups? What are they?
There are four blood groups. They are A, B, O and AB.
What is the most common blood type?
The most common is type O
How many muscles in the human body?
There are more than 600 muscles in the body.
What can muscles do?
Muscles can move our body.
What do muscles need to work well?
Muscles need oxygen to work well.
Is our heart a bone?
No, it isn't.
What do the heart do?
It moves blood around our body.
How many times a minute does the heart beat?
The heart beats about 72 times a minute.
When we breath, do we take carbon dioxide from the air into our body?
No, we don't.
What do our lungs do?
They pass the oxygen to our blood.
