IONM for CLTM boards (ASET Questions) With 100% Verified Answers

IONM for CLTM boards (ASET Questions) With 100% Verified Answers 1st change seen in scalp EEG during occlusion of the cartotid artery - answeripsilateral decreased amplitude in fast activity what can help eliminate problems with distortion of anatomy by pathological processes and the difficulty of monitoring visually for body movement - answermulti-channel EMG recordigns True or False: a previous history of stroke increases the risk for aneurysm - answerFalse increased risk for aneurysms - answerarterial occlusion venous occlusion ..... which modality is least useful to monitor during middle cerebral artery aneurysm - answerBAER useful modalities during monitoring of MCA aneurysm - answercortical EEG surface EEG ..... EMG recording parameters for DCS - answerFree run mode Free Run mode EMG recording parameter for DCS - answerLFF=30 HFF= 1000 display gain= 200uV 1 second per division why are ADs not desired during speech lateralization - answerpauses in speech could be caused by a seizure rather than the negative function phenomenon which is desired to help localize speech function structural functional anatomy may be altered by - answerplasticity pressure current previous lesions limitation that can arise when using "functional neuronavigation" in the period after removal of brain tissue - answershifting of brain contents within the cranial vault rendering the stereotactic MRI guidance systems less exacting in their localizing abilities incidence of epilepsy - answer6/100,000 highest incidence in youngest age groups True or False: Patient must always be anesthetized during language mapping - answertrue possible results of stimulation of language cortex - answer1) speech arrest (+) 2) naming error (-) 3) accelerated speech which modality is least useful to monitor during surgery for vertebral artery aneurysm - answersurface EEG modalities useful for monitoring during surgery for vertebral artery aneurysm - answerupper extremity SSEP lower extremity SSEP ......... CN for EMG monitoring of massetter muscle - answerCN CN for EMG monitoring sternocleidomastoid muscle - answerCN CN for EMG monitoring posterior pharyngeal muscles - answerCN CN for EMG monitoring frontalis, orbicularis oris/oculi, mentalis - answerCN CN for EMG monitoring superior oblique - answerCN CN for EMG monitoring inferior rectus - answerCN CN for EMG monitoring crycothyroid or vocalis - answerCN CN for EMG monitoring lateral rectus - answerCN CN for EMG monitoring for tongue or genioglossius - answerCN which is NOT a circulatory management strategy used during aortic surgery - answerhypothermia circulatory management strategies used during aortic surgery - answerretrograde cerebral perfusion