THE AASM STUDY MANUAL VERSION 2.4 2025 LATEST UPDATE| ACTUAL QUESTIONS WITH CORRECT ANSWERS

What is the maximum electrode impedance? - CORRECT ANSWER 5,000 (5K) What is the minimum digital resolution? - CORRECT ANSWER 12 bits per sample What is the desirable and minimal sampling rate for EEG, EOG, EMG, ECG, Airflow, Oximetry, Snoring Sounds? - CORRECT ANSWER EEG 500 Hz 200 Hz EOG 500 Hz 200 Hz EMG 500 Hz 200 Hz ECG 500 Hz 200 Hz Airflow 100 Hz 25 Hz Oximetry 25 Hz 10 Hz Snoring 500 Hz 200 Hz What are the LFF and HFF for EEG, EOG, EMG, ECG, and Snoring? - CORRECT ANSWER EEG 0.3 Hz 35 Hz EOG 0.3 Hz 35 Hz EMG 10 Hz 100 Hz ECG 0.3 Hz 70 Hz Snoring 10 Hz 100 Hz What is the display requirements for scoring and reviewing a sleep study? - CORRECT ANSWER It must meet or exceed a 15 inch screen size, 1,600 pixels horizontal and 1,050 pixels vertical 2 | P a g e What are the recommended EEG derivations? - CORRECT ANSWER F4-M1 C4-M1 O2-M1 What are the acceptable EEG derivations? - CORRECT ANSWER Fz-Cz Cz-Oz C4-M1 What are the recommended EOG derivations and electrode positions? - CORRECT ANSWER E1-M2 and E2-M2. E1 is placed 1 cm below and 1 cm left to the outer canthus. E2 is placed 1 cm above and 1 cm to the right outer canthus What is the recommended EMG placement? - CORRECT ANSWER One in the midline 1cm above the inferior edge of the mandible and 2cm below the inferior edge of the mandible and 2 cm to the right and left of the midline. EEG wave frequencies are? - CORRECT ANSWER Delta waves- 0-3.9 Hz (Slow wave 0.5-2.0 Hz) Theta waves- 4-7.99 Hz Alpha waves- 8-13 Hz Beta waves- >13 Hz What are some characteristics of Stage W for adults? - CORRECT ANSWER Alpha rhythm, eye blinks, reading eye movements, REMs, SEM What are some characteristics of N1 for adults? - CORRECT ANSWER SEM, Lowamplitude, mixed frequency, vertex sharp waves