Sleep and Wakefulness — MCQs

Child wakes up at night sweating and terrified, does not remember the episode - diagnosis?

A 42-year-old female executive is referred to the sleep clinic with jaw pain. She complains that after she arrives home at night around 10 pm she frequently drinks 3-4 gin and tonics to help quiet her mind.’ She wakes up the next morning around 3am to read the international stock market news, at which point she states her teeth ache an unbearable amount. A study is performed on the patient and it is noted that she grinds her teeth and mutters during roughly half of her sleep. Which of the following would you expect to see on her EEG and at which stage of sleep would you expect her jaw pain to be caused?

During polysomnography, which stage of sleep is represented by the marked areas when observing the following wave patterns? EOG (Electrooculography) EEG (Electroencephalography) EMG (Electromyography)

In narcolepsy, the polysomnographic recording typically shows which of the following patterns?

A polysomnography is performed on a patient. Based on the provided EEG, EOG, and EMG findings, which stage of sleep is indicated? (Image: img-182.jpeg)

What do motor evoked potentials primarily assess?

Berger waves (alpha waves) of EEG have a rhythm of how many Hz?

Alpha wave on EEG represents -

The blood levels of hormones are elevated during exercise and sleep as shown. Which hormone would exhibit this diurnal pattern?

Which wave is seen in the given EEG recording?