Sentences with phrase «swds during wakefulness»

These fast, low - voltage brain waves resemble the ones that occur during wakefulness.

«Moreover, it might be even used to enhance other brain rhythms with obvious functional significance — like rhythms that occur during wakefulness and are involved in the regulation of attention,» says Dr. Born.

When they occurred during wakefulness, they were accompanied by complete behavioral arrest — a period of no movement throughout the body — and immediately followed by recovery of normal brain activity and movement.

His lab is building detailed computer models of synapses and the networks they sustain in order to determine how they collect firing statistics during wakefulness and sleep and when they change synaptic strengths to reflect the difference.

The SWDs during wakefulness may resemble conditions such as «absence seizures» in humans, which are characterized by a brief loss of consciousness, a blank stare, and cessation of movement, and are often confused with inattention or intellectual disability.

Data analysis work concentrates on methods to analyze large - scale neurophysiological datasets to demonstrate the footprints of such critical balancing during wakefulness and its absence during loss of consciousness, anesthesia, epilepsy, and normal sleep.

Finally, negative correlations between default network and lateral frontoparietal cortices activity, present during wakefulness, decreased proportionally to propofol - induced loss of consciousness.

Resting - state functional magnetic resonance imaging allows investigating whole - brain connectivity changes during pharmacological modulation of the level of consciousness.Low - frequency spontaneous blood oxygen level - dependent fluctuations were measured in 19 healthy volunteers during wakefulness, mild sedation, deep sedation with clinical unconsciousness, and subsequent recovery of consciousness.Propofol - induced decrease in consciousness linearly correlates with decreased corticocortical and thalamocortical connectivity in frontoparietal networks (i.e., default - and executive - control networks).

During sleep, toxins that build up in the brain throughout the day called beta amyloid are cleared at a rate 10 times greater than during wakefulness.

Researchers think that this build - up of adenosine during wakefulness may promote the drive to sleep.

Furthermore, hourly EE was higher during wakefulness versus scheduled sleep regardless of condition (Fig. 3).

Not exact matches

Because of the wide range of sensors on the spherical device, there are several tools to help pinpoint causes of wakefulness during the night.

For him there was no absolute distinction to be made between dreams, hallucinations, and the impressions he received during the hours of wakefulness.

Two to 3 months is not too young to begin the process of helping infants develop longer periods of sleep in a pattern of more wakefulness during the day and sleep at night.

Your baby's circadian rhythm (aka biological clock) has now changed so that most of their wakefulness happens during the day and most of their sleep happens at night.

«I learned that a period of wakefulness and soothing shouldn't last longer than 2 hours during the day (for infants).

Mechanisms of respiratory control during sleep and wakefulness: implications in newborn sleep apnoea.

There is lack of moisture in eyes during prolonged wakefulness, and rubbing will encourage tear glands to produce liquid.

When researchers looked at their brain activity during these times, they saw that one hemisphere of the brain had electrical patterns resembling nighttime sleep, whereas patterns from the other hemisphere indicated wakefulness.

The main difference between these and normal mice is that there is no «quiet» wakefulness or napping during the normally sleep - enriched daytime period.»

In mice, activating this region using targeted chemical genetic techniques resulted in prolonged wakefulness during the animals» normal sleep periods.

Normal people remain wakeful during the day, then pass through three stages at night: wakefulness, non-rem sleep, and rem sleep — in that order.

The typical schedule for workers in the ridesharing industry may lead to driving after extended periods of wakefulness or during nights.

Despite the sleep loss, they performed better than they did after sleeping 8 hours a night, suggesting that cognitive function is greatly impaired during the first moments of wakefulness — even after a good night's sleep.

Cortical theta oscillations were observed during the transition from sleep and during quiet wakefulness; however, the authors were unable to find any correlation between hippocampal and cortical theta waves, and concluded that the two processes are probably controlled by independent mechanisms.

OTC consumption mainly aimed at increasing academic performance and wakefulness during competitive exams preparation.

The researchers saw something interesting in the brain scans of short sleepers that they didn't see in the «normal» group: During their time in the MRI, their brain waves exhibited patterns more typically of sleep than of wakefulness.

Egg whites stimulate orexin, a neurochemical released during REM sleep that controls wakefulness.

Increased food intake during sleep loss appears to be a physiological adaptation to provide the body with the energy needed to sustain extended wakefulness.

During calorimeter room days, participants were maintained in dim lighting during scheduled wakefulness (< 8 lx maximum) to permit assessment of melatonin lDuring calorimeter room days, participants were maintained in dim lighting during scheduled wakefulness (< 8 lx maximum) to permit assessment of melatonin lduring scheduled wakefulness (< 8 lx maximum) to permit assessment of melatonin levels.

Furthermore, we expected food intake would be more than necessary to meet increased energy demands of wakefulness during sleep loss, thus leading to positive energy balance and storage of carbohydrates and fats.

For example, orexin / hypocretin levels increase during sleep loss (39) and orexin / hypocretin neurons are an important component of sleep — wakefulness and feeding neural systems (40, 41).

Average light exposure during scheduled wakefulness was similar for the BL, 9 - h, and 5 - h conditions (230 ± 122, 247 ± 101, and 229 ± 102 lx, respectively; P = 0.47 for condition; note 1 lx equals light from a candle 1 m away from the eye).

Additional snack choices were freely available during scheduled wakefulness of the 5 - h and 9 - h conditions (Table S1).

Increased total daily EE during sleep loss was predominantly driven by the energy cost of additional wakefulness.

BBC News — The myth of the eight - hour sleep — Stephanie Hegarty — You might want to catch that hour long lecture during your two hour wakefulness period just after your first sleep and before your second sleep.

Taylor, D.J., Jenni, O.G., Acebo, C., and Carskadon, M.A. Sleep tendency during extended wakefulness: Insights into adolescent sleep regulation.

Wyatt, J.K., Cajochen, C., et al. (2004) Low - dose repeated caffeine administration for circadian - phase - dependent performance degradation during extended wakefulness.