The circulatory system
Veins belong to the circulatory system, because they transport blood there for they belong to the circulatory system.
Liver
They are part of the cardiovascular system.
The circulatory system is an example of an organ system in the human body. The circulatory system is made up of the heart, arteries, veins, and capillaries.
Circulatory System.
Sensory organ system
The circulatory system - arteries, veins, capillaries.
The nervous system.
ciculaoty system
The circulatory system is an organ system because it consists of multiple organs working together to accomplish a homeostatic goal. The heart, arteries, and veins are the organs in the system.
The heart is the organ responsible for pumping blood, while blood vessels (arteries, veins, and capillaries) function as the tissues through which blood flows in the circulatory system.
The Digestive System and also the Respiratory System.