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Questions and Answers
Which of the following is a component of the circulatory system?
Which of the following is a component of the circulatory system?
- Kidney
- Small intestine
- Heart (correct)
- Liver
What is the main function of the circulatory system?
What is the main function of the circulatory system?
- To produce hormones
- To digest food
- To transport oxygen and nutrients to the body's cells (correct)
- To regulate body temperature
What is the role of red blood cells in the circulatory system?
What is the role of red blood cells in the circulatory system?
- Filtering waste from the blood
- Transporting oxygen to body tissues (correct)
- Regulating blood sugar levels
- Producing antibodies to fight infections
How does the circulatory system help maintain homeostasis in the body?
How does the circulatory system help maintain homeostasis in the body?
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Study Notes
Circulatory System Components
- The heart, blood vessels, and blood are components of the circulatory system.
Circulatory System Function
- The main function of the circulatory system is to transport oxygen and nutrients to cells and remove waste products.
Red Blood Cells' Role
- Red blood cells (RBCs) carry oxygen from the lungs to the body's tissues and transport carbon dioxide from the tissues to the lungs.
Maintaining Homeostasis
- The circulatory system helps maintain homeostasis by regulating body temperature, pH levels, and blood pressure, and by delivering hormones and nutrients to cells.
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Description
Test your knowledge about the main functions of the circulatory system, its components, the role of red blood cells, and how it helps maintain homeostasis in the body.
