Respiratory and gas exchange 0.0 / 5 ? BiologyRespiratory and Gas exchangeGCSEWJEC Created by: megrogersCreated on: 30-01-17 13:52 What is a better word for windpipe? Trachea 1 of 15 What is the flap of skin stopping food from entering the lungs called? Epiglottis 2 of 15 What does the Trachea split into? Bronchi 3 of 15 What hold the trachea open? Rings of cartilage 4 of 15 What does the Bronchi split into? Bronchioles 5 of 15 What flattens as your breath in? Diaphram 6 of 15 What are the "air sacs" on the end of each bronchiole? Alveoli 7 of 15 What does the diaphragm do as you breath out? Domes 8 of 15 What are the muscles that move your rib cage? Intercostal muscles 9 of 15 What does the Alveoli have a good supply of to make the distance for diffusion shorter? Blood 10 of 15 What does the moist wall do to help the oxygen? Dissolve and diffuse it 11 of 15 What does the Alveoli Collect from the bloodstream and exhale? Carbon Dioxide 12 of 15 How thick is the Alveoli wall? 1 cell thick 13 of 15 What does the Alveoli Diffuse and release into the bloodstream? Oxygen 14 of 15 The Alveoli' come in such large numbers, they have a large what? Surface area 15 of 15
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