Mu rhythm - Study guides, Class notes & Summaries

EEG board Exam prep Study Guide (Fall 2022) Mu Rhythm -c3/c4 region -7-11Hz -does not block with eye opening -easy to see with eyes open -blocks unilaterally with contralateral hand -asymmetrical and asynchronous -NORMAL Beta ->14 HZ -detected during wakefulness, enhanced during drowsiness, and decreased in deeper sleep -seen on barbiturates and benzodiazepines Lambda waves -NORMAL, awake -sharp waves occurring in occipital region (o1/o2) during wakefulness -visually scanning...

NFB for BCIA Exam Study Guide Questions with Correct Answers 2024/2025 the particular arrangement by which a number of pairs of electrodes in EEG channels are simultaneously displayed in an EEG record - Correct Answer montage the non-simultaneous occurrence of EEG activity in regions on the same or opposite sides of the head - Correct Answer asynchrony Which rhythm ranges from 7-11 Hz and is detected over the central or centro-parietal regions of the scalp when a patient is awake? - Corr...

EEG board prep Questions and Correct Answers | Latest Update 2024/2025 | Graded A+ Mu Rhythm - Answer --c3/c4 region -7-11Hz -does not block with eye opening -easy to see with eyes open -blocks unilaterally with contralateral hand -asymmetrical and asynchronous -NORMAL Beta - Answer -->14 HZ -detected during wakefulness, enhanced during drowsiness, and decreased in deeper sleep -seen on barbiturates and benzodiazepines Lambda waves - Answer --NORMAL, awake -sharp waves occurrin...

HYPERVENTILATION result - Answer-Hypocapnia: state of reduced carbon dioxide in the blood Photoparoxysmal response - Answer-EEG response to light with spikes, spike-wave discharge and/or intermittent slow waves Input impedance should be - Answer-very high According to the Guidelines, how many bits of resolution is required? - Answer-11 Which of the following is the WORST prognostic feature in the EEG of a comatose patient? - Answermonorhythmic tracing without variability SMALL SHARP SPIKES...

Mu Rhythm correct answer: -c3/c4 region -7-11Hz -does not block with eye opening -easy to see with eyes open -blocks unilaterally with contralateral hand -asymmetrical and asynchronous -NORMAL Beta correct answer: ->14 HZ -detected during wakefulness, enhanced during drowsiness, and decreased in deeper sleep -seen on barbiturates and benzodiazepines Lambda waves correct answer: -NORMAL, awake -sharp waves occurring in occipital region (o1/o2) during wakefulness -visua...

What environmental factors enhance lambda? a. low illumination visual scene b. noxious stimuli c. loud sounds d. scanning high complexity visual scene - scanning high complexity visual scene What is the electrical abnormality associated with breach rhythm? a. a focal high voltage electrical generator in the cortex b. a focal low impedance swelling of the scalp c. a focal high impedance pathway through the skull d. a focal low impedance pathway through the skull - a focal low impedance p...

HYPERVENTILATION result - Hypocapnia: state of reduced carbon dioxide in the blood Photoparoxysmal response - EEG response to light with spikes, spike-wave discharge and/or intermittent slow waves Input impedance should be - very high According to the Guidelines, how many bits of resolution is required? - 11 Which of the following is the WORST prognostic feature in the EEG of a comatose patient? - monorhythmic tracing without variability SMALL SHARP SPIKES are also called - Benign Epilept...

The activity in the red box would be best describes as: a. EMG c. EKG d. BETS - EMG Which of the following is characteristic of triphasic waves? a. They have a sharp initial positive phase b. They are posterior dominant c. They have a time lag from frontal to posterior head regions d. They are usually unilateral - They have a time lag from frontal to posterior head regions What is happening in the first 2 seconds and the last 2 seconds in the sample? a. the low filter was turned off b...

The activity in the red box would be best describes as: a. EMG b. RTTD c. EKG d. BETS correct answers EMG Which of the following is characteristic of triphasic waves? a. They have a sharp initial positive phase b. They are posterior dominant c. They have a time lag from frontal to posterior head regions d. They are usually unilateral correct answers They have a time lag from frontal to posterior head regions What is happening in the first 2 seconds and the last 2 seconds in the...

What environmental factors enhance lambda? a. low illumination visual scene b. noxious stimuli c. loud sounds d. scanning high complexity visual scene correct answers scanning high complexity visual scene What is the electrical abnormality associated with breach rhythm? a. a focal high voltage electrical generator in the cortex b. a focal low impedance swelling of the scalp c. a focal high impedance pathway through the skull d. a focal low impedance pathway through the skull corre...