Biology
Write important role/roles of each:
(a) Pericardial fluid
(b) Aorta
(c) Vena cavae
Circulatory System
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Answer
(a) Pericardial fluid — Pericardial fluid protects the heart from shocks, jerks or any mechanical stress.
(b) Aorta — Aorta carries oxygenated blood from the heart to all parts of the body through its branches.
(c) Vena cavae — The two Vena Cavae veins (Superior Vena Cava and Inferior Vena Cava) bring deoxygenated blood from all the different parts of the body to the right auricle of the heart.
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