The breathing System 2.0 / 5 based on 1 rating ? BiologyRespiration and exerciseGCSEAQA Created by: Toyo FasanCreated on: 23-04-13 19:06 Ventilation is... Breathing in and out 1 of 9 The lungs are in the....., Which is seperated from the... Thorax, Lower part of the body by the diaphragm. 2 of 9 Air goes through the.. then splits into...which split into... which end up at.. Trachea, bronchi, bronchioles, alveoli where the gas exchange happens 3 of 9 Breathing in... Intercostal Muscles and Diaphragm contract and Thorax volume increases, decreasing the pressure, and drawing air in. 4 of 9 Breathing out... Intercostal muscles and Diaphragm relax, decreasing thorax volume and increasing pressure, pushing air out. 5 of 9 Ventilators are... Machines that move air into and out of the lungs. 6 of 9 Used to be.. A big case that pumped air out, dropping the pressure and expanded that lungs and air was drawn in. 7 of 9 This.. Interfered with blood flow 8 of 9 Nowadays.. Ventilators pump air into the lungs, expanding the ribcage.. 9 of 9
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