Question
Given alongside is a diagram of human heart showing its internal structures. Label the parts marked $1$ to $6$, and answer the following questions.

$1.$ Which type of blood is carried by the blood vessel marked $2$?
$2.$ Name the main artery which takes the blood from heart to different parts of the body?
$3.$ Which chamber of the heart receives deoxygenated blood from the body?

Answer

$1.$ Left pulmonary artery
$2.$ Superior vena cava
$3.$ Left pulmonary vein
$4.$ Pericardium
$5.$ Left Ventricle
$6.$ Right Ventricle
$(a).$The superior vena cava carries deoxygenated blood from the upper part of the body $($head, neck, and arms$)$ back to the right atrium of the heart.
$(b).$The main artery that takes oxygenated blood from the heart to different parts of the body is the aorta
$(c).$The right atrium of the heart receives deoxygenated blood from the body.

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