The Respiratory System Song - Fun Biology Music

What is the primary function of the respiratory system?

• To digest food

• To circulate blood

• To produce hormones

• To facilitate breathing

Which part of the respiratory system is responsible for the exchange of gases?

• Nose

• Trachea

• Alveoli

• Bronchi

What happens to carbon dioxide in the respiratory process?

• It is converted into oxygen

• It is expelled from the body

• It is absorbed by the blood

• It remains in the lungs

How does the blood change as it flows from the heart to the lungs?

• It circulates carbon dioxide

• It loses oxygen

• It becomes darker

• It picks up oxygen and turns bright

Why is the respiratory system essential for survival?

• It enables breathing and gas exchange

• It helps in digestion

• It supports muscle movement

• It regulates body temperature