📂ባዮሎጂ የምስል ጥያቄ በኢንትራንስ ፈተና ሊመጣ የሚችል ስለ ደም ዝውውር ( Circulatory system )

👉The upper two chambers are called atria and the lower two are known as ventricles
👉On the right side of the heart, the right atrium and ventricle work to pump oxygen-poor blood to the lungs.
👉The left atrium and ventricle combine to pump oxygenated blood to the body.
👉The tricuspid valve is between the right atrium and the right ventricle.
👉The pulmonary valve is between the right ventricle and the pulmonary artery.
👉The mitral valve is between the left atrium and the left ventricle.
👉The aortic valve is located between the left ventricle and the aorta.
👉major veins or arteries that either bring blood into or carry blood away from the heart
👉The left atrium receives blood that has been oxygenated in the lungs from the pulmonary veins.
👉 The right ventricle pumps oxygen-poor blood into the lungs through the pulmonary artery.

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