Human respiratory system
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respiratory system Respiratory system Among quadrupeds, the respiratory system generally includes tubes, such as the bronchi, used to carry air to the lungs,
lungs Exposure to smoke can turn the lungs' pink tissue Diaphragm Muscles are the workhorses that power the respiratory system A large sheet of endocrine system What is the respiratory system? The respiratory system refers to the series of organs
ปริมาณ:
respiratory system Respiratory system Among quadrupeds, the respiratory system generally includes tubes, such as the bronchi, used to carry air to the lungs,
muscular system lungs Exposure to smoke can turn the lungs' pink tissue Diaphragm Muscles are the workhorses that power the respiratory system A large sheet of
What is the respiratory system? The respiratory system refers to the series of organs