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How does the location of the heart in crayfish differ from the location of the heart in humans?
humans hearts are in their chest but crayfishs hearts are in their but
How many hearts does the average human have?
We humans have one heart with four pumping chambers.
Why do humans have only five hearts?
We DON'T have five hearts! We only have one!
What is the human hearts job?
The humans hearts job is to pump blood to all parts of the body.
Do humans have fore chamberd hearts?
If you mean do humans have four chambers in their heart, then yes they do.
Why cars have engines?
For the same reason why humans have hearts
Do gorillas have the same hearts as humans?
yeah there the same
Why do humans need their hearts?
it pumps blood around the body.
Are giraffes hearts 4 times as large as humans?
Yes
Do organisms have hearts?
Some do and some don't. Only animals can have hearts, there are no plants/bacteria/etc with hearts. All vertebrates have a heart - examples include humans, fish and lizards.
Why do we use sheep's heart for the examination?
As it is similar in structure to human hearts and they are readily available whereas most humans are buried with their hearts.
How many hearts does a hearts does a earthworm have?
They have 5 hearts. =)
