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

    24 mar 2022 · The sympathetic system increases your breathing rate. It makes your bronchial tubes widen and the pulmonary blood vessels narrow. Your breathing changes depending on how active you are and the condition of the air around you. For example, you need to breathe more often when you do physical activity.

  2. www.ncbi.nlm.nih.gov › books › NBK482414Physiology, Respiratory Drive - StatPearls - NCBI Bookshelf

    24 lip 2020 · Both types of mechanoreceptors transmit information to the respiratory center via cranial nerve X (the vagus nerve) to increase the breathing rate, the volume of breathing, or to stimulate cough. A notable example is the Pulmonary stretch reflex, also called the Herring-Breuer reflex, which prevents the lungs from over-inflating by sending ...

  3. iu.pressbooks.pub › humanphys › chapterControl of breathing – Basic Human Physiology

    As a result, the rate and depth of respiration increase, allowing more carbon dioxide to be expelled, which brings more air into and out of the lungs promoting a reduction in the blood levels of carbon dioxide, and therefore hydrogen ions, in the blood.

  4. www.healthline.com › health › how-to-increase-lung-capacityBreathing Exercises to Increase Lung Capacity - Healthline

    15 mar 2024 · Exercises exist that can help maintain lung capacity, making it easier to keep your lungs healthy and get your body the oxygen it needs. 1. Diaphragmatic breathing. Diaphragmatic breathing, or...

  5. www.merckmanuals.com › biology-of-the-lungs-and-airways › control-of-breathingControl of Breathing - Control of Breathing - The Merck Manuals

    When the diaphragm contracts and moves lower, the chest cavity enlarges, reducing the pressure inside the lungs. To equalize the pressure, air enters the lungs. When the diaphragm relaxes and moves back up, the elasticity of the lungs and chest wall pushes air out of the lungs.

  6. open.oregonstate.education › aandp › chapter22.3 The Process of Breathing – Anatomy & Physiology

    As a result, the rate and depth of respiration increase, allowing more carbon dioxide to be expelled, which brings more air into and out of the lungs promoting a reduction in the blood levels of carbon dioxide, and therefore hydrogen ions, in the blood.

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

    24 mar 2022 · Airways. The airways are pipes that carry oxygen-rich air to the alveoli in your lungs. They also carry the waste gas carbon dioxide out of your lungs. The airways include these body parts: Mouth. Nose and linked air passages called the nasal cavity and sinuses. Larynx (voice box) Trachea (windpipe)