Lungs are the only organs in your body that will float. Exercise can help you increase your lung capacity. A typical adult has 300 million to 500 million alveoli.

The lungs are the primary organs of the respiratory system in many animals, including humans. In mammals and most other tetrapods, two lungs are located near the backbone on either side of the heart.

2023年8月16日 · The lungs are a major organ that is part of the respiratory system, taking in fresh air and getting rid of old, stale air. This mechanism of breathing also helps to allow you to talk. By taking in fresh air, the lungs are able to help oxygenate blood to be carried around your body.

2022年3月24日 · Your lungs are the pair of spongy, pinkish-gray organs in your chest. When you inhale (breathe in), air enters your lungs, and oxygen from that air moves to your blood. At the same time, carbon dioxide, a waste gas, moves from your …

2024年11月8日 · Learn how your lungs work and how to keep your lungs and yourself healthy. Why Are Lungs Important? Every cell in your body needs oxygen to live. The air we breathe contains oxygen and other gases. The respiratory system's main job is to move fresh air into your body while removing waste gases.

2025年1月18日 · Lung, in air-breathing vertebrates, either of the two large organs of respiration located in the chest cavity and responsible for adding oxygen to and removing carbon dioxide from the blood. The lungs are soft, light, spongy, elastic …

2017年9月2日 · The spongy air-filled conical organs occupying most of the thoracic (chest) cavity in humans are known as the lungs [1]. It is one of the primary respiratory organs where the gas exchange occurs after the inhaled air enters the lungs via the trachea, through the bronchi and bronchioles [2]. Humans have two lungs, the left lung, and the right lung.