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WorksheetsRespiratory System Quiz
Total questions: 20
Worksheet time: 10mins
What is the proper term for the physical act of bringing air in and out of the lungs?
Digestion
Ventilation
Circulation
Respiration
Where does gas exchange occur in the respiratory system?
Trachea
Alveoli
Bronchi
Pharynx
What is the function of the epiglottis in the respiratory system?
Exchange gases
Filter air
Prevent food from entering the trachea
Warm the air
What is the role of bronchioles in the respiratory system?
Transport oxygen
Warm the air
Trap dust particles
Transport gases
Where does gas exchange take place?
Trachea
Bronchi
Alveoli
Capillaries
What gas is released from the lungs in respiration?
Oxygen
Nitrogen
Carbon dioxide
Iron
What is the main function of the respiratory surface in the lungs?
Circulation
Gas exchange
Excretion
Digestion
What is the function of the diaphragm in the respiratory system?
Exchange gases
Filter air
Control breathing
Warm the air
Which structure in the respiratory system is responsible for producing sound?
Trachea
Larynx
Bronchi
Alveoli
What is the purpose of mucus in the respiratory system?
Trap dust particles
Exchange gases
Warm the air
Filter air
How does the respiratory system help maintain pH balance in the body?
By releasing carbon dioxide
By regulating blood pressure
By controlling heart rate
By removing excess water
What is the role of surfactant in the alveoli?
Produce mucus
Prevent alveolar collapse
Exchange gases
Warm the air
What is the function of the cilia in the respiratory system?
Exchange gases
Remove trapped particles
Warm the air
Trap dust particles
Where does the process of respiration begin in the respiratory system?
Nasal cavity
Pharynx
Larynx
Trachea
What is the role of the rib cage in the respiratory system?
Exchange gases
Protect the lungs
Warm the air
Filter air
What is the primary function of the alveoli in the respiratory system?
Warm the air
Exchange gases
Filter air
Produce mucus
Which part of the respiratory system is responsible for warming and moistening the air we breathe?
Alveoli
Bronchi
Trachea
Nasal cavity
What is the function of the bronchi in the respiratory system?
Exchange gases
Filter air
Warm the air
Transport gases
How does the respiratory system respond to increased physical activity?
Decrease breathing rate
Increase oxygen intake
Reduce blood flow to the lungs
Slow down heart rate
Most carbon dioxide is transported this way.
Bound to hemoglobin
Bound to Oxygen
Dissolved in lymph fluid
Dissolved in the blood plasma
