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Questions and Answers
What are the two main components of the cardiovascular system?
What are the two main components of the cardiovascular system?
The heart, blood, and blood vessels.
Explain the main function of the circulatory system.
Explain the main function of the circulatory system.
Transport of inhaled oxygen from the lungs to body’s tissues, and removal of carbon dioxide in the opposite direction to be exhaled.
What is the function of the pulmonary circuit in the cardiovascular system?
What is the function of the pulmonary circuit in the cardiovascular system?
Blood picks up oxygen and releases carbon dioxide in the lungs.
Describe the path of oxygen-poor blood in the circulatory system.
Describe the path of oxygen-poor blood in the circulatory system.
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Why does the left side of the heart have thicker muscle than the right side?
Why does the left side of the heart have thicker muscle than the right side?
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What are the 4 valves that ensure one-way blood flow through the heart?
What are the 4 valves that ensure one-way blood flow through the heart?
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What is the name of the outer layer of the heart wall that lines the pericardial cavity?
What is the name of the outer layer of the heart wall that lines the pericardial cavity?
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Which group of cells in the heart initiates the electrical impulses for heart muscle contraction?
Which group of cells in the heart initiates the electrical impulses for heart muscle contraction?
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What is the primary function of platelets in the blood?
What is the primary function of platelets in the blood?
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What is the main difference between arteries and veins in terms of blood flow direction?
What is the main difference between arteries and veins in terms of blood flow direction?
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