Matching Pairs SU2.1. MATCH THE COLUMNS ABOUT THE SENSE ORGANS. Online version ACTIVITIES ABOUT THE ORGANS by M. Dolores Rueda 1 LIGHT ENTERS OUR EYE THROUGH THEM. 2 3 IT FOCUSES THE LIGHT WHICH ALLOWS IMAGES TO BE PROJECTED 4 WHERE THE VIBRATIONS ARE REACHED AND TRANSFORMED INTO ELECTRICAL SIGNALS 5 6 SOUND WAVES ENTER OUR EAR THROUGH IT 7 8 WHEN EARDRUM VIBRATES THEY ALSO VIBRATE IN OUR MIDDLE EAR IT IS A MUSCLE THAT MAKES THE PUPIL BIGGER OR SMALLER NERVE RECEPTORS IN THE RETINA SEND INFORMATION ALONG IT TO THE BRAIN THEY KEEP OUR BALANCE AND EQUILIBRIUM.