Heart, veins, arteries, capillaries.
grasshoppers, have an open circulatory system
Earthworms
circulatory system and respiratory system are 2 examples
cardiovascular system and respiratory system
hormonal imbalance on circulatory system
All organs are fed by the circulatory system. Examples include the skin, stomach, uterus, brain, kidneys, and spleen.
The cadiovascular system, sometimes called the circulatory system when it includes the lymphatic system.
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Diseases that affect both the immune system and circulatory system include temporal arteritis and other autoimmune vasculitides, immune-modulated hemolytic anemias, and lupus-related heart disease, for a few examples.
Closed circulatory systems have blood that does not flow in defined blood vessels. Examples are insects and how their organs are bathed continually in "blood". Open circulatory systems have blood that flows in vessels. Humans have this system as blood flows in veins, arteries and capillaries.
earth worm, grasshopper cockroach,snail and molluscians
closed circulatory system (double circulatory system)