You volunteer for a sleep study and the researchers discover that your blood oxygen level drops many times during the night. It is likely that you have
A) sleep-onset insomnia.
B) REM behavior disorder.
C) narcolepsy.
D) sleep apnea.

Question

Quizplus · Accepted Answer

The dropping of blood oxygen levels during the night is a common symptom of sleep apnea, a sleep disorder in which a person's breathing is repeatedly interrupted during sleep, leading to poor sleep quality and other health concerns.

You Volunteer for a Sleep Study and the Researchers Discover