Hebei Travel Guide. Hebei Province, with its beautiful Capital, Shijiazhuang, is located to the north of the Yellow River, and to the east of the Taihang Mountains.
The process by which oxygen and carbon dioxide are exchanged between the blood and air in the lungs is called. respiration. What are the signs of person breathing. hearing or feeling air being exhaled from the mouth. Respiratory rate is increased when too much of this is detected in the blood. carbon dioxide.
The lungs and respiratory system allow oxygen in the air to be taken into the body, while also enabling the body to get rid of carbon dioxide in the air breathed out. Respiration is the term for the exchange of oxygen from the environment for carbon dioxide from the body's cells.