lucerooo lucerooo

03-08-2018
Biology

contestada

what is the tiny blood vessel that surround the alveoli

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nikki2freeman nikki2freeman

03-08-2018

the tiny blood vessels surrounding the alveoli are called capillaries.

the capillaries have thin walls and are connected to the larger blood vessels ( veins) and they bring oxygen to the heart threw oxygenated blood.

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ericalexington ericalexington

03-08-2018

Capillaries are the tiny blood vessels that surround the alveoli

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