Lungs Primary and intermediate questions

Which gas is absorbed into the blood in the lungs?

What happens when the diaphragm contracts?

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

What is the role of mucus in the respiratory tract?

Which part of the respiratory system produces sound?

Which tube divides into two bronchi leading to the lungs?

What is the function of alveoli in the lungs?

Which muscle helps in breathing by contracting and relaxing?

Which structure connects the throat to the lungs?

Which of the following is the primary organ of respiration in humans