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    Learn English > English lessons & exercises > Anatomy : Respiratory System > Stats updated every 4 hours
    To go back to the exercise

    Exercise "Anatomy : Respiratory System", created by bridg (a free exercise to learn English):
    Results of the 10 090 people who have taken this test:
    Average mark: 46.5 / 100 Share


    Latest member with a 100/100 (perfect mark): sway / CANADA, on Monday 09 December - 18:07:
    "Du premier coup !!! :)"


    They got a perfect mark


    Stats (8229 candidates)
    Question 1 passed: 71.2 %
    The two main air passages into the lungs. *

    Question 2 passed: 42.6 %
    Voice box. *

    Question 3 passed: 47.1 %
    Covering the lung and lining the chest cavity, this membrane has 2 thin layers. *

    Question 4 passed: 33.7 %
    Air spaces within the skull. *

    Question 5 passed: 47.9 %
    Area of the brain that controls breathing. *

    Question 6 passed: 43.4 %
    Interior area of the nose; lined with a sticky mucous membrane and contains tiny, surface hairs called cilia. *

    Question 7 passed: 43.6 %
    These muscles help move the diaphragm up and down for breathing. *

    Question 8 passed: 45.9 %
    Bones attached to the spine and central portion of the breastbone, which support the chest wall and protect the heart, lungs, and other organs in the chest. *

    Question 9 passed: 40 %
    The main muscle used for breathing; separates the chest cavity from the abdominal cavity. *

    Question 10 passed: 50.6 %
    The muscular organ that pumps blood throughout the body. *

    Question 11 passed: 45.2 %
    Located at the entrance of the nose, these hairs trap large particles that are inhaled. *

    Question 12 passed: 38 %
    Thin sheets of muscle between each rib that expand (when air is inhaled) and contract (when air is exhaled). *

    Question 13 passed: 39.1 %
    A flap of cartilage that prevents food from entering the trachea (or windpipe). *

    Question 14 passed: 33.6 %
    Tube through which air passes from the nose to the lungs (also known as the windpipe). *

    Question 15 passed: 43.3 %
    The tube through which food passes from the mouth down into the stomach. *

    Question 16 passed: 20.7 %
    The throat. *

    Question 17 passed: 44.1 %
    Pulmonary arteries carry deoxygenated blood from the heart and lungs; pulmonary veins carry oxygenated blood back to the heart. *

    Question 18 passed: 43.9 %
    The two organs that extract oxygen from inhaled air and expel carbon dioxide in exhaled air. *


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