Stages of Sleep
Über den Vortrag
Der Vortrag „Stages of Sleep“ von Roy Strowd, MD ist Bestandteil des Kurses „Year 3 – Internal Medicine“.
Quiz zum Vortrag
Which stage of sleep is the most restful, demonstrating little eye movement and moderate EMG activity?
- Stage N3
- Stage N1
- Stage N2
- REM
- Stage N4
Why might REM sleep be called “paradoxical sleep?”
- An EEG is similar to that of someone who is awake.
- The eyes are moving quickly, but they are closed, so we cannot see anything.
- The brain is active, but there is no recollection of dreams.
- The brain is active, but there is minimal activity on EEG.
- Time in REM sleep decreases as the night progresses.
Which stage of sleep is the longest stage by total duration (in adults)?
- Stage N2
- Stage N1
- Stage N3
- Stage N4
- REM
How can we distinguish between the EEG of REM sleep and that of wakefulness?
- They are very similar and it is difficult to distinguish between the two.
- Delta waves are more prominent during REM.
- Alpha waves are more prominent during REM.
- Wakefulness demonstrates a spike-and-wave pattern on EEG.
- REM sleep has an irregular EEG pattern compared to a regular one during wakefulness.
Which brain chemical is part of the sleep-promoting system?
- GABA
- Acetylcholine
- Histamine
- Dopamine
- Serotonin
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Dozent des Vortrages Stages of Sleep
Roy Strowd, MD
Dr. Roy Strowd is the Assistant Dean of Undergraduate Medical Education at the Wake Forest Baptist Medical Center, in North Carolina, USA.
He obtained his MD from Wake Forest School of Medicine in 2009, and his MEd from Johns Hopkins University in 2021. Currently, he co-directs the Neurofibromatosis and Tuberous Sclerosis Clinics at Wake Forest Baptist Medical Center, and is a researcher for the Adult Brain Tumor Consortium (ABTC) and Alliance for Clinical Trials in Neuro-Oncology.
Due to his achievements, he earned the M. Brownell Anderson Award from the Association of American Medical Colleges.
Within Lecturio, Dr. Strowd teaches courses on Clinical Neurology.
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It is a very easy and quick review of topic.
