Ztráta sluchu je často popisována takto: za normální sluch se považuje sluch do 15 dB ztrát, percepční porucha se projeví ztrátou symetrickou ve vedení kostním i vzdušném, převodní nedoslýchavost se projeví ztrátou ve vedení vzdušném, zatímco vedení kostní je normální Easily create videos to promote your podcast, radio show or blog. 8) After reading this document,click the SETUP file(A gray icon with triangles). 7) Click on the folder to open it and click on the 'Readme' (PDF) file. NOTE: Avoid use of USB hubs for this device. In the right ear, this person has normal hearing in the lower pitches indicated by a red circle corresponding to 15 dB at 250 Hz and 20 dB at 500 Hz 6)Plug the Audiogram into the computer.
In the audiogram below, hearing thresholds for the right ear are represented by red circles and thresholds for the left ear are represented by the blue X.
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Forgot password Understanding the information shown on an audiogram is easy. The results from the hearing tests are often displayed in the form of an audiogram Email. They are not the same as equal-loudness contours, which are a set of curves representing equal loudness at different levels, as well as at the threshold of hearing, What is an audiogram? A hearing test performed by a hearing health care professional comprises a number of tests which can help to determine whether or not a patient is suffering from hearing loss and might benefit from using hearing aids. The threshold of hearing is plotted relative to a standardised curve that represents 'normal' hearing, in dB.
The Y axis represents intensity measured in decibels and the X axis represents frequency measured in hertz. An audiogram is a graph that shows the audible threshold for standardized frequencies as measured by an audiometer.