Electrocorticography and Functional Mapping for CLTM Board Prep Questions With Answers

Electrocorticography and Functional Mapping for CLTM Board Prep Questions With Answers Functional mapping with direct cortical stimulation should always be done with concurrent electrocorticography: True or False? - ANS True Structural functional anatomy may be altered by: (select all that apply) a. Pressure b. Plasticity c. Current d. Previous lesions - ANS a. Pressure b. Plasticity c. Current d. Previous lesions Phase reversal SEP recordings not only identify the central sulcus but also provide information about the distribution of motor function on the adjacent exposed cerebral structures. True or False? - ANS False Dr Paul Broca, a neurosurgeon in 1861, identified the area of expressive speech by: a. Studying laboratory animals b. Performing the first EP studies in humans c. Using direct cortical stimulation in surgery d. Following a patient with expressive aphasia and performing an autopsy after the patient's death e. Combining results of CT, MRI, and fMRI - ANS d. Following a patient with expressive aphasia and performing an autopsy after the patient's death The growing of new neuronal connections due to new learning opportunities or brain abnormalities or when a normal functioning hemisphere takes over functions of the abnormal side is called: a. Cortical dysplasia b. Mirror focus c. Secondary bilateral synchrony d. Neuroplasticity - ANS d. Neuroplasticity Which occluded vessel is most likely to be associated with a stroke? a. Right external carotid b. Right common carotid c. Right middle cerebral artery d. Right posterior communicating artery - ANS Right middle cerebral artery An assessment of cognitive function, reasoning, problem solving, expressive language, long and short term memory, attention, processing speed, visual and spacial organization, and visual motor skills is called: a. fMRI b. A neuropsychological evaluation c. SPECT and PET scans d. MRI and CT - ANS b. A neuropsychological evaluation Which of the following are part of an Epilepsy Surgery Evaluation? (select all that apply) -Neuropsychology -MRI and CT -Wada Test: Sodium Amobarbital -Video EEG monitoring -Epilepsy conference -EMG and Nerve conduction studies -MEG -SPECT and PET scans - ANS -Neuropsychology -MRI and CT -Wada Test: Sodium Amobarbital -Video EEG monitoring -Epilepsy conference -MEG -SPECT and PET scans Which of the following modalities is LEAST useful to monitor during a middle cerebral artery aneurysm? a. Surface EEG b. Cortical EEG c. Upper extremity SSEP d. Brainstem Auditory Evoked Responses (BAER) - ANS d. Brainstem Auditory Evoked Responses (BAER) What new imaging techniques help in the placement of ECoG electrodes? a. Ultrasound and standard X-Rays b. Contrast MRI and CT scans c. Digital photographs and MEG d. Fusion of functional SPECT and PET scans and structural MRI - ANS d. Fusion of functional SP