You have the aorta, large and small arteries, capillaries and veins in the systemic circulation. You have the pulmonary aorta, arteries, capillaries and veins in the venous system. The blood pressure in the systemic circulation is much greater and hence the vessels are thicker there.
In addition to the heart, the blood vessels are the other major part of the circulatory system. The arteries carry blood away from the heart, the veins carry blood to the heart, and the arteries connect the smallest arteries to the smallest veins.
blood,arteries,veins,capillaries
... The major organs of the circulatory system are the heart, blood, and blood vessels.
Heart
The major organ of the circulatory system is the heart. The three parts that are involved with the circulatory system are the blood, the heart, and the vessels.
The three major organs of the circulatory system are: The Heart, The Brain and The Lungs:
The heart and circulatory system.
The three major parts of the circulatory system are the heart, the blood, and the blood vessels.
The heart and the blood vessels.
The major circulatory system structures are the heart, arteries, arterioles, capillaries and veins.
The heart and the lungs play a major role in the circulatory system. The circulatory system also include the arteries, capillaries, and veins.
Muscle and the spleen and the heart and the lungs and the mouth
heart blood blood bessels