ASTEP FINAL | 2025/2026 UPDATE | QUESTIONS AND
ANSWERS | WITH COMPLETE SOLUTION
A patient should be done drinking caffeine 30 before an MSLT Answer - False
What do you do if a patient falls asleep after 15 min. during an MWT Answer -
Wake the patient up and end the test
How soon before an MSLT should the patient be done smoking Answer - 30
min.
Which of the following is true regarding the MSLT Answer - Begins about 1.5-
3.0 hours after lights on and consists of 4 or 5 naps
An airline pilot treated with PAP may need to undergo this test prior to work
Answer - MWT
When measuring the head for EEG placement what system would you use?
Answer - 10/20 system
If a drug is to be given at HS the medication should be given? Answer - Hour of
sleep
List tasks a patient must perform during biocalibrations to test three separate
signals? Answer - Look right
, Look left
Blink your eyes
hold your breath
move right leg
move left leg
It is recommended that a patient washes out of Modafinil prior to MSLT
testing? Answer - True
It was determined after the patient underwent an all-night sleep study that he
had an AHI of 15.7 while supine and an AHI 2.1 lateral. Which of the following
treatments would be most appropriate? Answer - Positional therapy
By 6 months of age, which of the following waveforms are identifiable on a
PSG? Answer - Sleep spindles
K complexes
Delta waves
Bundle Branch Block is the result of one ventricle firing slower than the other?
Answer - True
The QRS complex represents which of the following? Answer - Ventricular
depolarization
Absence of airflow and respiratory effort for >20 sec. or 2 missed breaths
followed by an arousal, awakening or >3% desaturation Answer - Central
Apnea
ANSWERS | WITH COMPLETE SOLUTION
A patient should be done drinking caffeine 30 before an MSLT Answer - False
What do you do if a patient falls asleep after 15 min. during an MWT Answer -
Wake the patient up and end the test
How soon before an MSLT should the patient be done smoking Answer - 30
min.
Which of the following is true regarding the MSLT Answer - Begins about 1.5-
3.0 hours after lights on and consists of 4 or 5 naps
An airline pilot treated with PAP may need to undergo this test prior to work
Answer - MWT
When measuring the head for EEG placement what system would you use?
Answer - 10/20 system
If a drug is to be given at HS the medication should be given? Answer - Hour of
sleep
List tasks a patient must perform during biocalibrations to test three separate
signals? Answer - Look right
, Look left
Blink your eyes
hold your breath
move right leg
move left leg
It is recommended that a patient washes out of Modafinil prior to MSLT
testing? Answer - True
It was determined after the patient underwent an all-night sleep study that he
had an AHI of 15.7 while supine and an AHI 2.1 lateral. Which of the following
treatments would be most appropriate? Answer - Positional therapy
By 6 months of age, which of the following waveforms are identifiable on a
PSG? Answer - Sleep spindles
K complexes
Delta waves
Bundle Branch Block is the result of one ventricle firing slower than the other?
Answer - True
The QRS complex represents which of the following? Answer - Ventricular
depolarization
Absence of airflow and respiratory effort for >20 sec. or 2 missed breaths
followed by an arousal, awakening or >3% desaturation Answer - Central
Apnea
