COGNISION 3000 Help System
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COGNISION QUICK START

Audiometry Test

8.  Instruct the subject for the Audiometry portion of the test.
"We are going to test your hearing.  Please listen carefully to the sounds that will be played through the Earphones.  Press the button when you hear a sound in either ear."
9.  Insert the earphones.
10.  Run the Audiometry test by clicking (~ 6 min)
 
11.  Click for HTL LEFT and for HTL Right
 
12.  Run the real Audiometry test by pressing (~5 min)

Practice ERP Test

13.  Impedances will be checked

 

14.  If the impedances are too high, reprep the referenced electrode and click

15.  Remove 1 Earphone and give the following instructions:
"We will now begin a short practice test.  You will hear two sounds: a low sound and a high sound.  Press the button as fast as you can when you hear the high sound only."
16.  Play the tones for the patient:
17.  Replace the Earphone.
18.  If impedances are good, start the test by clicking 
19.  Observe the patient and monitor the test
20.  Go to the next test by clicking
 

Full ERP Test

21.  Impedances will be checked

 

22.  If the impedances are too high, reprep the referenced electrode and click

23.  Remove 1 Earphone and give the following instructions:
"Now we are going to run the full-length test.  Please continue to press the button for the high sound only, and ignore all other sounds you may hear."
24.  Replace the Earphone.
25.  If impedances are good, start the test by clicking 
26.  Observe the patient and monitor the test
27.  Go to the next test by clicking
 

Resting EEG

28.  Impedances will be checked

 

29.  If the impedances are too high, reprep the referenced electrode and click

30.  Remove 1 earphone and give the following instructions:
"Please rest with your eyes closed for 3 minutes.  We will let you know when the test is over."
31.  Replace the Earphone.
32.  If impedances are good, start the test by clicking 

Upload Test Data

34.  At the end of the test, upload the data from the Monitor screen.