![]() Iron associated with the heme binds oxygen. Hemoglobin is made up of four symmetrical subunits and four heme groups. Hemoglobin: The protein inside red blood cells (a) that carries oxygen to cells and carbon dioxide to the lungs is hemoglobin (b). The normal value is in the range of 130 to 180 mL and depends on the size and posture of the subject. The anatomic dead space is the gas volume contained within the conducting airways. … The paired lungs occupy all of the thoracic cavity. Smoking diminishes ciliary action and eventually destroys the cilia. The bronchial circulation supplies blood to the lung structures (tissue). Old man body The dead space is high in the old man body because of the low supply of the blood to the lungs. In which of the following subjects the dead space is highest? Silence : a period of silence especially during a broadcast. … Dead air space: Some tidal air is left in the respiratory passages such as trachea and bronchi, where no diffusion of gases can occur. Residual air: Some air is a1ways left in the lungs even after forcibly breathing out. ![]() ![]() What is meant by residual air and dead air space? an unventilated air space in which the air does not circulate. ![]()
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