The ___ is the main organ of the circulatory system.

Question

Biology

Blackjack

20 October, 01:38

The ___ is the main organ of the circulatory system.

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Answers (2)

Know the Answer?

Nola Craig · Answer 1

The * heart * is the main organ of the circulatory system.

The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels (systemic). The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.

Jazmin Marks · Answer 2

It's probably the heart.

Note that there are actually three "main" organs in the circulatory system, the heart, lungs, and arteries, veins, e. t. c.