AQA GCSE Biology - Ventilating the lungs 2.0 / 5 based on 1 rating ? BiologyCells, tissues and organsGCSEAQA Created by: MatthewCreated on: 09-04-13 14:40 The lungs contain the exchage surface of the... Breathing system 1 of 8 The lungs are situated in the... Thorax 2 of 8 The lungs are above the... Diaphragm 3 of 8 The intercostal muscles contract when we... Inhale 4 of 8 The ribcage moves down and in when we... Exhale 5 of 8 The volume of the what increases when we inhale? Thorax 6 of 8 The ribs move down and in when the diaphragm... Becomes domed 7 of 8 When the pressure in the thorax is increased, the air... Is exhaled 8 of 8
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