Examlex
Osmosis may be defined as the movement of a solvent through a semipermeable membrane from a region of higher solute concentration to one of lower solute concentration.
Sleep Onset
The transition from wakefulness to sleep, marking the beginning of the sleep cycle.
Disorders Of Arousal
Sleep disorders that involve recurrent episodes of incomplete awakening from sleep that seem to mix elements of wakefulness and NREM sleep.
Sleep Terrors
A sleep disorder causing feelings of panic or dread typically occurring during the first hours of stage 3–4 non-rapid eye movement (NREM) sleep and lasting for 1 to 10 minutes.
Obstructive Sleep Apnea/Hypopnea Syndrome
A sleep disorder characterized by repeated episodes of partial or complete blockage of the airway during sleep.
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