What is the primary function of the respiratory system?
The Respiratory System

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Biology, Health Sciences
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11th Grade - University
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To produce hormones
To circulate blood
To supply oxygen and expel carbon dioxide
To digest food
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the respiratory system is responsible for filtering, heating, and moistening the air?
Trachea
Nasal cavity
Bronchi
Larynx
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two zones of the respiratory system?
Conducting and respiratory zones
Upper and lower zones
Primary and secondary zones
Internal and external zones
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where does gas exchange primarily occur in the respiratory system?
In the trachea
In the alveoli
In the bronchi
In the nasal cavity
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of the diaphragm in breathing?
To protect the lungs
To filter air
To produce sound
To change lung volume and pressure
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many lobes does the right lung have?
Four
One
Three
Two
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What keeps the lungs open by maintaining negative pressure?
Intrapulmonary pressure
Intrapleural pressure
Atmospheric pressure
Blood pressure
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