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Exercise "Anatomy : Respiratory System", created by bridg (a free exercise to learn English):
Results of the 10 818 people who have taken this test:
Average mark: 47 / 100 Share


Latest member with a 100/100 (perfect mark): isasza / FRANCE, on Sunday 09 July - 23:36:
"Phew, I can breathe!"


They got a perfect mark


Stats (8957 candidates)
Question 1 passed: 71.8 %
The two main air passages into the lungs. *

Question 2 passed: 43.2 %
Voice box. *

Question 3 passed: 47.5 %
Covering the lung and lining the chest cavity, this membrane has 2 thin layers. *

Question 4 passed: 34 %
Air spaces within the skull. *

Question 5 passed: 48.4 %
Area of the brain that controls breathing. *

Question 6 passed: 43.7 %
Interior area of the nose; lined with a sticky mucous membrane and contains tiny, surface hairs called cilia. *

Question 7 passed: 43.9 %
These muscles help move the diaphragm up and down for breathing. *

Question 8 passed: 46.3 %
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: 40.5 %
The main muscle used for breathing; separates the chest cavity from the abdominal cavity. *

Question 10 passed: 51 %
The muscular organ that pumps blood throughout the body. *

Question 11 passed: 45.7 %
Located at the entrance of the nose, these hairs trap large particles that are inhaled. *

Question 12 passed: 38.5 %
Thin sheets of muscle between each rib that expand (when air is inhaled) and contract (when air is exhaled). *

Question 13 passed: 39.8 %
A flap of cartilage that prevents food from entering the trachea (or windpipe). *

Question 14 passed: 34.3 %
Tube through which air passes from the nose to the lungs (also known as the windpipe). *

Question 15 passed: 43.9 %
The tube through which food passes from the mouth down into the stomach. *

Question 16 passed: 21.8 %
The throat. *

Question 17 passed: 44.6 %
Pulmonary arteries carry deoxygenated blood from the heart and lungs; pulmonary veins carry oxygenated blood back to the heart. *

Question 18 passed: 44.3 %
The two organs that extract oxygen from inhaled air and expel carbon dioxide in exhaled air. *


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