Most patients will have undergone diagnostic procedures before arriving in the OR.Radiologic and other diagnostic studies are of great significance to the surgical team for determining a surgical diagnosis and developing a plan for treatment.MRI is the gold standard imaging scan for the diagnosis of tumors,abscesses,tissue/ligamentous injury,and disk herniation.Which three diagnostic tests of neurologic activity can be performed before surgery and also concurrently during the procedure?

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Electroencephalogram (EEG)is a procedure that records the brain's continuous electrical activity by means of electrodes placed on the scalp or intraoperatively on the brain.Evoked potentials (EPs)are procedures that record the brain's electrical response to visual,auditory,and sensory stimuli.Ultrasound is a noninvasive technique that uses high-frequency sound waves and a computer to create images of blood vessels,tissues,and organs.It is often used to assess the blood flow in the carotid artery and the internal and external cranial arteries during surgery.

Most Patients Will Have Undergone Diagnostic Procedures Before Arriving in the OR.Radiologic