Podcast
Questions and Answers
Respiratory system is responsible for the exchange of ______
Respiratory system is responsible for the exchange of ______
oxygen and carbon dioxide
During inhalation, the ______ contracts and moves downward
During inhalation, the ______ contracts and moves downward
diaphragm
The main organ of the respiratory system is the ______
The main organ of the respiratory system is the ______
lungs
