Medical Physics 3.5 / 5 based on 3 ratings ? PhysicsMedical PhysicsGCSEEdexcel Created by: EmmaCreated on: 10-03-13 18:01 Use fibre optics to see inside the body. Endoscopes 1 of 15 A process used for the pre-natal scanning of a foetus Ultrasound imaging 2 of 15 High energy EM waves - absorbed by dense material like bone x-rays 3 of 15 Used to check the oxygen level in the blood Pulse Oximeters 4 of 15 Device used to regulate the heartbeat Pacemaker 5 of 15 Scan shows certain parts of the body depending on the substance injected in to the patient PET Scan 6 of 15 The furthest distance that the eye can focus on is The far point 7 of 15 the closest distance that the eye can focus on is the near point 8 of 15 a person who cant focus on objects far away is short sighted 9 of 15 a person who cant focus on objects near by is long -sighted 10 of 15 the coloured part of the eye iris 11 of 15 the hole in the middle of the iris pupil 12 of 15 transparent window with a convex shape cornea 13 of 15 Is controlled by the ciliary muscles The lens 14 of 15 is covered with light- sensitive cells retina 15 of 15
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