CARDIOLOGY
MITRAL STENOSIS
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[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Detailed explanation-1: -[3] There are four pulmonary veins. Pairs of two emerge from each of the hila of the lungs. The left superior pulmonary vein drains the left upper lobe and the lingula. The left inferior pulmonary vein drains the left lower lobe.
Detailed explanation-2: -You have one main pulmonary artery, also known as your pulmonary trunk. This artery directly connects with your heart at your pulmonary valve. This is the “door” that controls blood flow out of your lower right heart chamber (right ventricle).
Detailed explanation-3: -The pulmonary veins are the veins that transfer oxygenated blood from the lungs to the heart. The largest pulmonary veins are the four main pulmonary veins, two from each lung that drain into the left atrium of the heart. The pulmonary veins are part of the pulmonary circulation.