Sentence examples for a sleep switch from inspiring English sources
"It is one of the body's most basic functions, responsible for restoring and preserving our health," says Foldvary-Schaefer. Located in the brain, a "sleep switch" as she calls it helps the body maintain a balance between sleep and wakefulness.
This work has led to models in which interconnected REM-off and REM-on GABAergic neurons form the core elements of a REM sleep switch.
The iPhone 5S isn't the first cellphone with a fingerprint reader; the Motorola Atrix had one on the sleep switch a couple of years ago, but it didn't work well at all, and was abandoned.
pRGCs can regulate this response via a direct but sparse innervation to the ventrolateral preoptic nuclei [ 18, 19] (VLPO; the sleep switch) or via a substantial relay system arising from the SCN consisting of the vSPZ (sub-para-ventricular zone) and the DMH (dorsomedial hypothalamus) [ 20].
The second is the sleep homeostat, which measures how long the organism has been awake and adjusts the sleep switch to keep the organism asleep for an adequate length of time.
By filling the mind with nonsense, you trigger the sleep switch.
There's Rotate Screen (tap this instead of turning the phone 90 degrees), Lock Screen (tap instead of pressing the Sleep switch), Volume Up and Volume Down (tap instead of pressing the volume keys), Shake (does the same as shaking the phone to undo typing), and Mute/Unmute (tap instead of flipping the small Mute switch on the side).
That array of sensors also means that users didn't have to manually switch into a discrete sleeping mode, which has honestly always been a pet peeve of mine — I'd love to gain some deeper insight into what few hours of sleep I manage to get, but I tend to pass out before flipping the sleep switch.
But the sleep switch ensures you wont' burn through battery too quickly in the absence of a clamshell sleep trigger, and the light/durable feeling of the overall package makes it seem like an ideal choice for rugrats who might not be completely neat, or for travellers who just want something they can throw in the duffel on the way out the door.
This sleep switch is controlled by two mechanisms (Borbely, 1982).
