The Human Circulatory And Respiratory Systems
5 Questions
| Total Attempts: 2569
This is a quiz about the circulatory and respiratory systems.
Questions and Answers
- 1.What controls the heartbeat?
- A.
Your brain
- B.
Natural Pacemaker
- C.
Muscles in your heart
- D.
Trachea
- E.
Epiglottis in your heart
- 2.What is the best description of a capillary?
- A.
Smallest of the blood vessels, highways of the circulatory system, bring nutrients and CO2 to tissues
- B.
Largest of the blood vessels, side streets of the circulatory system, bring CO2 to tissues and absorb O2
- C.
Smallest of the blood vessels, side streets of the circulatory system, bring CO2 to tissues and absorb O2
- D.
Smallest of the blood vessels, side streets of the circulatory system, bring nutrients and O2 to tissues and absorb CO2 and waste
- E.
Largest of the blood vessels, same as a vein, only females have them
- 3.(The) _____ brings oxygen rich blood from the left ventricle to the rest of the body.
- 4.Explain the difference of the circulatory system and the respiratory system. How are they similar? Different?
- 5.The vena cava is a...
- A.
Vein
- B.
Artery
- C.
Capillary
- D.
Chamber of your heart
- E.
Part of your lungs
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