Probably the Heart
carryblood
Yes, it has tissues and cells.
The heart is a part of the cardiovascular system.
The Cardiovascular system
An organ system.
Cardiovascular and neurological
the heart.
Cardiovascular
Yes, blood is not considered an organ of the cardiovascular system. Blood is a fluid connective tissue that circulates through the cardiovascular system, which consists of the heart and blood vessels.
the heart is its own organ if you mean system it is part of the cardiovascular system.
Because the molecules from the carbohydrase you use to digest with in the human internal organ sysytem
The Heart.