Auditory evoked potentials are used to diagnose hearing losses. They can distinguish damage to the acoustic nerve (which carries signals from the ear to the brain stem) from damage to the auditory pathways within the brainstem.
Somatosensory evoked potentials record transmission of nerve impulses from the limbs to the brain, and can be used to diagnose nerve damage or degeneration within the spinal cord or nerve roots from multiple sclerosis, trauma, or other.
The recording of the electrical activity produced when the cochlea is stimulated is called an auditory evoked potential (AEP). Specifically, one type of AEP that reflects the cochlear response is known as the cochlear microphonic. This measurement is often used in audiology to assess hearing function and the integrity of the auditory system.
Visual evoked potentials are used to diagnose visual losses due to optic nerve damage, especially from multiple sclerosis. They are also useful to diagnose "hysterical blindness," in which loss of vision is not due to any nerve damage.
Auditory tubeThe auditory tube which used to be called the Eustacean tube.
Auditory sense organ means Ears are used in echolocation.
DefinitionBrainstem auditory evoked response (BAER) is a test to measure the brain wave activity that occurs in response to clicks or certain tones.Alternative NamesEvoked auditory potentials; BAEP - brainstem auditory evoked potentials; Evoked response audiometryHow the test is performedYou lie on a reclining chair or bed and remain still. Electrodes are placed on your scalp and on each earlobe. The earphones give off a brief click or tone. The electrodes pick up the brain's responses to these sounds and record them. You do not need to be awake for this test.How to prepare for the testYou may be asked to wash your hair the night before the test.How the test will feelThere is little discomfort.Why the test is performedThe test is done to help diagnose nervous system problems and hearing losses (especially in low birth weight newborns), and to assess neurological functions.Normal ValuesThe normal range for auditory brain stem values will vary among patients and with the instruments used.What abnormal results meanAbnormal test results may indicate a hearing loss, multiple sclerosis, or stroke.Additional conditions under which the test may be performed:Acoustic neuromaBrain injuryBrain malformationBrain tumorCentral pontine myelinolysisSpeech disordersThis test may also be performed during surgery to decrease the risk of injury to the auditory nerve and the brain.What the risks areThere are no risks.
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The thoughts and feelings evoked by a word refer to the mental images, emotions, memories, or associations that the word brings to mind when encountered or used in communication. These evocations can vary from person to person based on personal experiences and cultural influences.
An MRI (magnetic resonance imaging) is a tool used to examine internal body structures. An MRI of the internal auditory meatus is an MRI scan used to look for a problem with the nerves supplying the inner ear.
The auditory cortex, located in the temporal lobe of the brain, is primarily responsible for processing sound. Sound information enters the brain through the auditory nerve and is then processed in the auditory cortex, where it is interpreted and recognized as different types of sounds.
The premise upon which most auditory integration programs are based is that distortion in how things are heard contributes to commonly seen behavioral or learning disorders in children.
Yes, the auditory code used in short-term memory (STM) can explain why people have better memory for information they hear rather than see. This is because auditory information tends to be processed more efficiently and encoded more deeply in STM compared to visual information, resulting in better recall. Additionally, auditory information can be rehearsed more easily through inner speech, enhancing memory retention.