Exploring the Respiratory System

What is the primary function of the respiratory system?

• To digest food

• To oxygenate blood and remove carbon dioxide

• To pump blood throughout the body

• To produce hormones

Which organ is the first to receive air when you breathe in?

• Larynx

• Trachea

• Nose

• Lungs

What is the process of breathing in called?

• Exhalation

• Inspiration

• Circulation

• Digestion

Where does gas exchange occur in the respiratory system?

• Nose

• Pharynx

• Alveoli

• Larynx

Which of the following is NOT a part of the respiratory system?

• Lungs

• Heart

• Trachea

• Bronchi

What is the role of the alveoli in the respiratory system?

• To filter air

• To exchange gases

• To produce sound

• To pump blood

Which structure connects the throat to the lungs?

• Pharynx

• Larynx

• Trachea

• Alveoli

What is the process of breathing out called?

• Inspiration

• Exhalation

• Circulation

• Inhalation

Which organ is responsible for voice production?

• Nose

• Larynx

• Alveoli

• Bronchi

What is the main gas that is removed from the body by the respiratory system?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Helium