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Arteries always carry blood away from the heart. Veinsalways carry blood back to the heart.
Most arteries are high in oxygen except for the pulmonary arteries. Most veins are low in O2.
And then there are the pulmonary veins. The only veins that carry blood high in oxygen.
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What body structure causes blood circulation in the worm?
They have hearts with blood vessels that pump the blood to the rest of their body
How does blood return to the heart when the muscles are not contracting?
the blood returns because of the preasure with in the body it cotracts to pump the blood and relaxes that's when the blood returns on the other side
What is the human hearts job?
The humans hearts job is to pump blood to all parts of the body.
What are some of the hearts jobs?
pump blood throughout the body.
Hearts main function?
it pumps blood around the body
Why do humans need their hearts?
it pumps blood around the body.
Why does a squid have separate hearts for each gill?
A squid has a total of three hearts. Two of the hearts are bronchial hearts that pump blood to the gills. The third heard is the systemic heart which pumps blood to the rest of the body.
How many hearts do octupuses have?
Octopuses have three hearts Two are used for pumping blood to the octopuses gills and the other is used for pumping blood to the rest of the body.
How does a squid's heart work?
Squid HeartsSquids have three hearts: two gill hearts and one systemic heart. The gill hearts pump blood to the gills where oxygen is taken up. Blood then the systemic heart receives blood from the gill hearts and pumps blood to the rest of the body.
The oxyenated blood returns to the body from which part of the heart?
right atrium
When the kidneys filter blood what do they control?
how much water returns to your body
Which body system collects lost fluid by blood and returns it circulatory system?
The Lymphatic System collects lost fluid by blood and returns it to the circulatory system.
