肺はい動どう脈みゃく

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Meanings

1

noun

pulmonary artery

anatomy

Anatomical term for the artery carrying deoxygenated blood from the right ventricle to the lungs.

lungs

動move, motion, change

脈vein, pulse, hope

大だい動どう脈みゃく
大動脈 (aorta) is the main artery carrying oxygenated blood from the left ventricle to the body, while 肺動脈 carries deoxygenated blood to the lungs.
肺はい静じょう脈みゃく
肺静脈 (pulmonary vein) returns oxygenated blood from the lungs to the heart, opposite to the function of 肺動脈.

Compound of 肺 (lung) + 動脈 (artery), directly describing its anatomical function.