Study the given diagram of human heart and select the correct statement regarding its parts labelled X Y and Z.
A
All systemic arteries arise from Y.
B
Z transports oxygenated blood from lungs to the left atrium.
C
Y carries oxygenated blood from lungs to right atrium.
D
X carries deoxygenated blood from left atrium to lungs.
Text Solution
Verified by Experts
The correct Answer is:
B
According to the given diagram parts labelled X, and Z are aorta, left pulmonary artery and left pulmonary vein respectively. All systemic arteries arise from aorta. Left pulmonary artery supplies deoxygenated blood to left lung. aorta carries oxygenated blood from left ventricle to almost all parts of the body. Left pulmonary vein supply oxygenated food to left atrium.
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