Board Prep- Trusted Neurodiagnostic Academy – Activations Questions with Answers

Board Prep- Trusted Neurodiagnostic Academy – Activations Questions with Answers What is the purpose of activation procedures? - correct answerseliciting abnormal EEG activity Hyperventilation consists of: - correct answersdeep breathing for 3-5 minutes HV is most effective in which age group? - correct answers8-12 years What does HV do physiologically? - correct answersreduces carbon dioxide concentration and causes vasoconstriction of blood vessels Numbness and tingling during and after HV is an abnormal response. - correct answersFalse What seizure type is activated 80% of the time by HV? - correct answersabsence HV should not be performed when the patient has: (check all that apply) - correct answersmoyamoya disease sickle cell acute stroke Photic stimulation is performed to elicit: - correct answersphotoparoxysmal response In photic stimulation, the stimulations are given: - correct answersfor 10 seconds with 10 seconds between stimuli What is a photic driving response? - correct answersa normal occipitally dominant response that occurs at a 1:1 rate with photic stimulations The photic driving response occurs - correct answersat the frequency closest to the patient's alpha rhythm The most effective frequency to elicit a photo paroxysmal response