Humans have two lungs, a right lung and a left lung. They are situated within the thoracic cavity of the chest. The right lung is bigger than the left, and the left lung shares space in the chest with the heart. …

Aug 15, 2022 · For your lungs to perform their best, your airways need to be open when you inhale and when you exhale. They also need to be free from inflammation (swelling) and abnormal amounts of …

The human gas-exchanging organ, the lung, is located in the thorax, where its delicate tissues are protected by the bony and muscular thoracic cage. The lung provides the tissues of the human body …

6 days ago · The right lung is larger than the left lung and has three lobes, while the left lung has two lobes. The lungs oxygenate blood by bringing in air through the trachea and into the alveoli.

Jul 24, 2025 · 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 …

6 days ago · The human lungs are a pair of large, spongy organs optimized for gas exchange between our blood and the air. Our bodies require oxygen in order to survive. The lungs provide us with that …

Dec 15, 2025 · Detailed overview of lung anatomy, including lobes, surfaces, bronchial tree, blood supply, nerve supply, lymphatic drainage, and clinical relevance.

Mar 24, 2022 · Learn about your lungs and respiratory system, what happens when you breathe in and out, and how to keep your lungs healthy.

Nov 21, 2023 · The right lung is slightly shorter and wider than the left lung. These differences result from the presence of the liver under the left hemidiaphragm and the left-sided placement of the heart.

When you take a breath, the pulmonary (lung) artery and its branches bring blood containing lots of carbon dioxide and no oxygen into these vessels. Carbon dioxide leaves the blood and enters the …