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Heart. Can sometimes involve skin. (yes, it's an organ) Sometimes brain and lungs are also included.
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∙ 12y ago
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What are not organs in the circulatory system?
The blood and its content is not an organ in the system, veins and capillaries carrying to and from organs reliant on the heart and its circulatory system are not organs. However, its considerd that All the circulatory system IS an organ as a whole.
What are the major organs of the circulatory system?
... The major organs of the circulatory system are the heart, blood, and blood vessels.
Organs in the respiratory and circulatory system?
The main organs of the respiratory system are the lungs. The main organs of the circulatory system are the heart, blood, and blood vessels.
What are the main organs for the respirtary system and circulatory systems?
The main organs of the respiratory system are the lungs. The main organs of the circulatory system are the heart and blood vessels.
In what circulatory system does the blood surround the organs?
The open circulatory system
Do earthworms have organs?
yes, they have a complete digestive system with organs and a circulatory system with organs.
What are the organs of circulatory system?
The three major organs of the circulatory system are: The Heart, The Brain and The Lungs:
What is the the circulatory system?
a group of organs
Are the main organs of the circulatory system the heart and lungs?
The heart and blood vessels are the main organs of the circulatory system. The lungs are part of the respiratory system.
Which system is compromised of these organs and capillaries?
The Circulatory System.
What two organs in the circulatory system?
The organs of the circulatory system include the blood, blood vessels, and heart. The blood is an unusual organ in that it is a liquid.
What is the circulatory system in which blood is not in vessels but surrounds organs?
The Open Circulatory System. Hope I helped:)
