Which organ is the first to receive oxygen when we inhale?

What is the name of the airway that connects the nose to the lungs?

Where does the exchange of gases take place in the human body?

Which gas do we inhale from the air?

Which gas is exhaled from the lungs?

Which of the following correctly describes the process of exhaling?

What is the correct sequence of air passage during exhalation?

i. Carbon dioxide passes through the trachea

ii. Carbon dioxide leaves the lungs

iii. Carbon dioxide exits through the nose

Which of the following happens during inhalation?

What is the correct sequence of air passage during inhalation?

i. Oxygen enters the nose

ii. Oxygen reaches the lungs

iii. Oxygen passes through the trachea