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Sleep-Wake Disorders – Consciousness (PSY)

by Tarry Ahuja, MD
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    Let’s take a look at some sleep disorders. Now, we can have two broad categories; we have dyssomnias and parasomnias. So dyssomnias are abnormalities in the amount, quality, or timing of sleep. So insomnia is a difficulty staying asleep. So generally speaking, these are like basic attributes of sleep. On the flipside are abnormal behaviors during sleep. So, the two that I want to highlight here are the night terrors and REM behavior disorder. So night terrors are when you’re having like really dramatic dreams. And they’re not slightly scary. These are terrors where you’re out of control, you’re screaming, and you’re acting out, behaviorally acting out and screaming at your dreams, and that’s tied into something called REM behavior disorder. So remember I mentioned that REM is where you sleep -- is where you dream, sorry, and part of the self-preservation of REM is that it deactivates all muscle movements. So, you’re basically paralyzed so that you don’t act out your dream. Well, individuals with REM behavior disorder, they actually have an issue where this paralysis is lacking and they actually do act out their dreams. So when they enter the REM state and if they’re dreaming of something, they’ll actually illustrate that movement and that behavior. So one of the stories that I love to share when it comes to REM behavior disorder is with a patient that we had at our clinic, and I won’t actually say names because I’m not allowed. But this patient was in for a sleep study but he was actually referred to us or mandated to come to us by the police. So this happens time to time. And the patient was completely unaware of why they were there. So in our details in talking with them, we said, you know, “What’s...

    About the Lecture

    The lecture Sleep-Wake Disorders – Consciousness (PSY) by Tarry Ahuja, MD is from the course Making Sense of the Environment.


    Included Quiz Questions

    1. ...insomnia.
    2. ...sleep walking.
    3. ...night terrors.
    4. ...REM behavioral disorder.
    5. ...sleep paralysis.
    1. It is a parasomnia.
    2. It is associate with loud snoring.
    3. It is caused by brief periods of apnea.
    4. It is helped by continuous positive airway pressure.
    5. It has no effect on sleep stages.
    1. Sleep relaxation techniques
    2. Drinking a glass of wine before sleeping
    3. Stimulant medications
    4. Melatonin
    5. Sedative medication
    1. It is in the same category of sleep disorder as sleep walking.
    2. It can be triggered by sudden movement/sounds.
    3. People with this condition should be against driving.
    4. It is in the same category of sleep disorder as sleep apnea
    5. Episodes can be associated with sudden loss of muscle strength.

    Author of lecture Sleep-Wake Disorders – Consciousness (PSY)

     Tarry Ahuja, MD

    Tarry Ahuja, MD


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