Polysomnography midterm exam questions with correct answers

Amplitude correct answer the measure of voltage Height and speed correct answer amplitude is a measurement of the __________ of a waveform Frequency is a measurement of the ______ of a waveform Microvolts correct answer eeg amplitude is measured in Hertz correct answer eeg frequency is measured in Impedances correct answer must be at 5k ohms or below 10/20 system correct answer used to find the locations for applying eeg electrodes using 10% and 20% measurements of the head Eog (electrooculogram) correct answer records eye movement Airflow sensor correct answer thermistor or thermocouple Nasal pressure transducer correct answer ptaf placed directly in front of the nose and mouth Chin emg correct answer records muscle (myo) activitity