On the headphone there are marks with two different colors the right is red and the left is blue when you hear the sound you are to raise your hand to indicate that you can hear the sounds. She is the person who gives the hearing tests so that she is ability to let the person know if …show more content…
When you put these headphones on they let you hear some different sounds and you are to raise your hands to let them know you can hear them. Which then they will let you know if you have good hearing or bad. There are 3 types of hearing such as conductive, sensorineural, and mixed of the both these are different areas of the ear that might be causing the hearing loss. Over all this machine is a good devise that can help anyone that feels that they might have problems hearing. This observation was very interesting to learn about audiogram that can help find out where your hearing is before this. I knew nothing about what it was or even did but now I have a better knowledge of it