Question

explain the process of inhalation and exhalation humans

Answer 1

During the process of inhalation ,the lung volume expand as a result of the contraction of the diaphragm and intercostal muscle (the muscle that are connected to the rib cage ) thus , expanding the thoracic cavity . upon exhalation the lungs recoil to force the it out of the lungs.

Answer 2

During inhalation, the lungs expand with air and oxygen diffuses across the lung's surface, entering the bloodstream.During inhalation, the diaphragm is contracted which increases the volume of the lung cavity. During exhalation, the diaphragm is relaxed which decreases the volume of the lung cavity❤️