Respiratory System Quiz
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Take this multiple choice quiz on the human respiratory system and share with friends too.
- 1.
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Which of these is the job of the respiratory system?- A.
Holding up the body and giving it support and shape.
- B.
Gas exchange between the external environment and the body's circulatory system.
- C.
Breaking down food for it to be used by the body.
- 2.
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The two major organs of the respiratory system where the gas exchange takes place and carbon dioxide is given off and oxygen taken in.- A.
Kidneys
- B.
Lungs
- C.
Intestines
- 3.
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Small air sacs in the lungs where many capillaries exchange carbon dioxide for oxygen taken into the body.- A.
Bronchi
- B.
Alveoli
- C.
Trachea
- 4.
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The windpipe- A.
Larynx
- B.
Adenoid
- C.
Trachea
- 5.
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Small spaces in the skull thought to regulate the temperature and humidity of the air taken in to the body.- A.
Alveoli
- B.
Tonsils
- C.
Sinuses
- 6.
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Lymph tissue and lymph nodes that protect the body from infection- A.
Adenoids and tonsils
- B.
Alveoli and sinuses
- C.
Bronchi and trachea
- 7.
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- A.
Larynx
- B.
Sinuses
- C.
Pharynx
- 8.
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- A.
Pharynx
- B.
Trachea
- C.
Larynx
- 9.
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A flap over the trachea that keeps out food and anything else that could clog the trachea.- A.
Epiglottis
- B.
Larynx
- C.
Pharynx
- 10.
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These carry air into the lungs.- A.
Bronchi and bronchiole tubes
- B.
Alveoli
- C.
Sinuses
- 11.
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A large muscle that separates the chest cavity from the abdominal cavity and helps with breathing.- A.
Larynx
- B.
Trachea
- C.
Diaphragm
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