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- what are the parts of the cardiovascular system
- ‘It consists of the heart, which is a muscular pumping device, and a closed system of vessels called arteries, veins, and capillaries.
- ‘A closed system of blood vessels: These vessels include:Arteries: Vessels that carry blood away from the heartVeins: Vessels that bring blood back to the heart.Capillaries: Tiny vessels that branch off from arteries to deliver blood to all body’
- ‘The first is the systemic circulatory system. This is the main blood circulatory system that transports blood to the organs, tissues, and cells throughout the body.’
- ‘The second is the pulmonary circulatory system. This circulatory system moves blood between the heart and lungs.’
- “Blood delivers oxygen from the heart to the entire body.”
- what the cardiovascular system does
- ‘It removes bacteria and viruses from the blood’
- ‘The vital role of the cardiovascular system in maintaining homeostasis depends on the continuous and controlled movement of blood through the thousands of miles of capillaries that permeate every tissue and reach every cell in the body.’
- ‘It begins when the aortic or pulmonary valve closes and ends when the mitral or tricuspid valve closes.’
- ‘As the name implies, blood contained in the circulatory system is pumped by the heart around a closed circle or circuit’
- “ in a pin-sized drop of blood there is 5 million red blood cells and 10,000 white.’
- the blood
- “Blood delivers oxygen from the heart to the entire body.”
- ‘The red blood cell is the heaviest and white is second heaviest outta 4’
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