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Basile [38]
2 years ago
15

how does the content of the blood change when it leaves the right atrium and enters the right ventricle​

Biology
2 answers:
Nastasia [14]2 years ago
5 0
Blood first enters the heart's right atrium. A muscle contraction forces the blood through the tricuspid valve into the right ventricle. When the right ventricle contracts, blood is forced through the pulmonary semilunar valve into the pulmonary artery. Then it travels to the lungs
labwork [276]2 years ago
4 0
Blood first enters the heart's right atrium. A muscle contraction forces the blood through the tricuspid valve into the right ventricle. When the right ventricle contracts, blood is forced through the pulmonary semilunar valve into the pulmonary artery. Then it travels to the lungs.
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