(a) Name the blood vessel that brings deoxygenated blood to the human heart.

(b) Which chamber of the human heart receives deoxygenated blood?


(c) Describe how deoxygenated blood from this chamber is sent to lungs for oxygenation.

(a) Vena cava brings the deoxygenated blood to the human heart.

(b) Right atrium receives the deoxygenated blood from vena cava which it further transfers to right ventricle.


(c) Firstly, right atrium receives deoxygenated blood from the vena cava which brings deoxygenated blood from all over the body. Then, from right atrium this blood is transferred to right ventricle. Right ventricle transfers this blood to pulmonary artery which carries this deoxygenated blood to the lungs for oxygenation.


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