Question

Left auricle receives pure blood from the

• A. Pulmonary veins
• B. Pulmonary artery
• C. Superior venacava
• D. Inferior venacava

Answer 1

Answer: (A)

Pulmonary veins

• The human heart has four chambers two auricles and two ventricles. The right auricle and ventricle receive deoxygenated blood from the superior and inferior vena cava.
• The left auricles receive the oxygenated blood from pulmonary veins after oxygenation from the lungs which drains into left ventricles.
• The left ventricles pump the oxygenated blood by aorta which distributes the blood by breaking into arterioles and artery.

So, the correct answer is option A.