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Questions and Answers
What is the primary function of the circulatory system?
What is the primary function of the circulatory system?
- Transporting nutrients and life-sustaining resources (correct)
- Regulating body temperature
- Transporting air to the lungs
- Protecting the body from infections
The heart pumps blood around the body approximately 100 times a day.
The heart pumps blood around the body approximately 100 times a day.
False (B)
What is often referred to as the 'river of life'?
What is often referred to as the 'river of life'?
blood
The circulatory system is comprised of the cardiovascular system and the ________ system.
The circulatory system is comprised of the cardiovascular system and the ________ system.
Match the following terms related to the circulatory system with their descriptions:
Match the following terms related to the circulatory system with their descriptions:
Flashcards
Circulatory System
Circulatory System
The system that transports vital substances like nutrients and oxygen throughout the body.
Heart
Heart
The organ responsible for pumping blood throughout the body.
Blood
Blood
The fluid that travels through the circulatory system, carrying oxygen, nutrients, and waste products.
Gas Exchange
Gas Exchange
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Nutrient Delivery
Nutrient Delivery
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Study Notes
The Circulatory System
- The circulatory system is responsible for transporting nutrients and oxygen to cells, and removing waste products.
- It includes the cardiovascular and lymphatic systems.
- The heart is the main structure, constantly pumping blood throughout the body.
- The heart beats approximately 100,000 times daily.
- Blood moves from the heart to the lungs, then back to the heart before moving to the rest of the body.
- Blood transports nutrients to cells and facilitates gas exchange.
- Blood is often called the "river of life."
Academic Vocabulary
- Synonyms for "contracts" include: squeezes, flexes, tightens, constricts.
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