Question

describe the mechanism of breathing in our body

pls give a ans of 7th class student.​

Answer 1

During inhalation, the lungs expand with air and oxygen diffuses across the lung's surface, entering the bloodstream. During exhalation, the lungs expel air and lung volume decreases. The various types of breathing, specifically in humans, include: As the diaphragm relaxes, air passively leaves the lungs.