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WorksheetsRespiratory System Quiz
Total questions: 10
Worksheet time: 15mins
What is the primary function of the respiratory system?
To digest food
To take in oxygen and remove carbon dioxide
To circulate blood
To produce hormones
What is carbon dioxide in the context of the respiratory system?
A nutrient
A metabolic waste product
A type of protein
A vitamin
What are the two openings through which air enters the nose called?
Nasal cavities
Vocal cords
Nostrils
Pharynx
What is the function of cilia in the nose?
To produce sound
To trap pathogens and filter air
To open and close the larynx
To carry air to the bronchi
What is the larynx also known as?
Windpipe
Throat
Voice box
Nasal cavity
What does the epiglottis do?
It vibrates the vocal cords
It opens and closes the larynx during swallowing
It filters air in the nose
It carries air to the bronchi
What is the trachea also known as?
Voice box
Windpipe
Nasal cavity
Pharynx
What is the function of the bronchi in the respiratory system?
Exchange of O2 and CO2
Carry air from the trachea to the lungs
Pump blood to the heart
Filter dust from the air
Where does the exchange of O2 and CO2 occur in the lungs?
Bronchi
Trachea
Alveoli
Diaphragm
What is the term for the body's act of controlled breathing?
Inspiration
Respiration
Expiration
Ventilation
