The human lungs are located in the chest cavity and are divided into the right lung and the left lung. The upper end of the lung is the apex, which will go up through the upper opening of the thorax and then protrude into the base of the neck. The bottom will be located on the diaphragm. The surface facing the mediastinum is the medial surface, and if it is facing the ribs and intercostal spaces, it is the costal surface. In daily life, we need to take good care of our lungs, avoid smoking for long periods of time, or go out in foggy weather. Located on both sides of the chest, there is a pair of spongy, gas-filled organs called the lungs. The lungs are an important part of the human respiratory system and are connected to the external environment. The trachea is a tubular branch of the bronchi, which can transport air inhaled from the human nasal cavity to the lungs, and then divide into smaller and smaller capillary bronchial branches through the bronchi, and then form microscopic organ tissues. The lungs are also covered by a thin membrane of tissue called the pleura, which also lines the chest cavity. A thin layer of liquid is formed between the pleura and the lungs, acting as a lubricant, allowing the lungs to contract and slide smoothly with each breath. If you smoke frequently, the nicotine in tobacco may cause lung infections, accompanied by symptoms such as coughing and sputum. You need to take good care of yourself in life to avoid adverse reactions. |
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