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Questions and Answers
What are the primary components of the human circulatory system?
What are the primary components of the human circulatory system?
blood, heart, blood vessels, and lymph
How many loops does the human circulatory system circulate blood through?
How many loops does the human circulatory system circulate blood through?
two
What are the four chambers of the human heart?
What are the four chambers of the human heart?
two ventricles and two auricles
What is the primary function of blood vessels in the circulatory system?
What is the primary function of blood vessels in the circulatory system?
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What is the main role of the human circulatory system?
What is the main role of the human circulatory system?
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What does the circulatory system do with metabolic waste and toxins collected from the cells and tissues?
What does the circulatory system do with metabolic waste and toxins collected from the cells and tissues?
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What is the total distance spanned by the veins, arteries, and capillaries of a human if laid end to end?
What is the total distance spanned by the veins, arteries, and capillaries of a human if laid end to end?
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Where is the heart located in the human body?
Where is the heart located in the human body?
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How many chambers does the human heart have?
How many chambers does the human heart have?
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What is the term used for the unique way blood flows in the human body?
What is the term used for the unique way blood flows in the human body?
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What is the main function of blood in the human circulatory system?
What is the main function of blood in the human circulatory system?
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What is the composition of human blood?
What is the composition of human blood?
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What is the main function of red blood cells (RBC) / Erythrocytes?
What is the main function of red blood cells (RBC) / Erythrocytes?
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What are the three main organs of the human circulatory system?
What are the three main organs of the human circulatory system?
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What is the advantage of double circulation in the human body?
What is the advantage of double circulation in the human body?
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What is the fluid part of the blood composed of?
What is the fluid part of the blood composed of?
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What are the main functions of red blood cells, white blood cells, and platelets?
What are the main functions of red blood cells, white blood cells, and platelets?
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What is the role of platelets in the blood?
What is the role of platelets in the blood?
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How do white blood cells defend the body against bacteria and viruses?
How do white blood cells defend the body against bacteria and viruses?
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What is the composition of plasma in the blood?
What is the composition of plasma in the blood?
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Describe the appearance and function of platelets in the blood.
Describe the appearance and function of platelets in the blood.
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What is the unique function of white blood cells compared to red blood cells?
What is the unique function of white blood cells compared to red blood cells?
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Why is Kareena wrong when she says, ‘Arteries carry oxygenated blood, and veins carry deoxygenated blood’?
Why is Kareena wrong when she says, ‘Arteries carry oxygenated blood, and veins carry deoxygenated blood’?
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Why can you feel your pulse in an artery but not in a vein?
Why can you feel your pulse in an artery but not in a vein?
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What is the function of capillaries?
What is the function of capillaries?
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How are capillaries different from arteries and veins in terms of structure?
How are capillaries different from arteries and veins in terms of structure?
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What is the main function of veins in the circulatory system?
What is the main function of veins in the circulatory system?
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Why do arteries have thick, strong, elastic walls?
Why do arteries have thick, strong, elastic walls?
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What makes capillaries suitable for their function in the body?
What makes capillaries suitable for their function in the body?
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What is the difference in wall thickness between veins and arteries?
What is the difference in wall thickness between veins and arteries?
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What is the role of capillaries in the circulatory system?
What is the role of capillaries in the circulatory system?
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What is the structure of capillaries and why is it important?
What is the structure of capillaries and why is it important?
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