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  1. www.nhlbi.nih.gov › health › lungsHow the Lungs Work How Your Body Controls Breathing

    24 mar 2022 · To help adjust your breathing to changing needs, your body has sensors that send signals to the breathing centers in the brain. Sensors in the airways detect lung irritants. The sensors can trigger sneezing or coughing .

  2. www.nhlbi.nih.gov › health › lungsHow the Lungs Work - The Respiratory System - NHLBI, NIH

    24 mar 2022 · Air first enters your body through your nose or mouth, which moistens and warms the air since cold, dry air can irritate your lungs. The air then travels past your voice box and down your windpipe. Rings of tough tissue, called cartilage, acts as a support to keep the bronchial tubes open.

  3. www.ncbi.nlm.nih.gov › books › NBK401240In brief: How do lungs work? - InformedHealth.org - NCBI...

    18 kwi 2023 · What happens when you breathe? When you breathe in (inhale), your chest and lungs expand and air flows into your lungs. When you breathe out (exhale), your lungs get smaller again and air flows out of them. These breathing movements are caused by muscles – particularly the diaphragm and the muscles between the ribs (intercostal muscles).

  4. www.lung.org › lung-health-diseases › how-lungs-workHow Lungs Work - American Lung Association

    29 wrz 2023 · The respiratory system's main job is to move fresh air into your body while removing waste gases. Once in the lungs, oxygen is moved into the bloodstream and carried through your body. At each cell in your body, oxygen is exchanged for a waste gas called carbon dioxide. Your bloodstream then carries this waste gas back to the lungs where it is ...

  5. en.wikibooks.org › wiki › Human_PhysiologyHuman Physiology/The respiratory system - Wikibooks

    7 cze 2024 · ATP, produced by cellular respiration, provides the energy for the body to perform many functions, including nerve conduction and muscle contraction. Lack of oxygen affects brain function, sense of judgment, and a host of other problems.

  6. europeanlung.org › en › information-hubHow the lungs work - European Lung Foundation

    17 sty 2024 · The purpose of the lungs is to bring oxygen into the body and to remove carbon dioxide. Oxygen is a gas that provides us with energy, while carbon dioxide is a waste product or “exhaust” of the body.

  7. www.nhlbi.nih.gov › health › lungsHow the Lungs Work What Breathing Does for the Body

    24 mar 2022 · Breathing out requires no effort from your body unless you have a lung disease or are doing physical activity. When you are physically active, your abdominal muscles contract and push your diaphragm against your lungs even more than usual. This rapidly pushes air out of your lungs.