Non REM sleep has four phases which include the stage of very light sleep, the stage of very light sleep with the non movement of the eyes, the stage of deep sleep with delta waves and finally, the last stage with is deep sleep and increased delta brain waves.
Non REM sleep is sleep that is not accompanied with rapid eye movements (REM). The sleep cycle consists of both non REM sleep and REM sleep. Insomnia causes the affected person to wake up without feeling that they are rested as well as day time sleepiness, irritability and problems in terms of cognitive functioning such as decreased levels of mental concentration and poor problem solving. The two populations that are at greatest risk for insomnia are females and members of the aging population. Insomnia, which is the most commonly occurring sleep disorder, can also be classified as chronic-intermittent which is a combination of periods of insomnia interspersed with period of restful sleep. Both types of insomnia are caused by a number of different physical and psychological factors such as pain and anxiety. Additionally, some clients may have an acute, short lived episode of insomnia, and other clients may have chronic insomnia. Some clients are affected with both inducement insomnia and maintenance insomnia. Clients affected with inducement insomnia have difficulty falling asleep and clients with maintenance insomnia have difficulty maintaining sleep and staying asleep once they have fallen asleep. The two basic types of insomnia are inducement insomnia and maintenance insomnia. Insomnia, simply defined, is the absence of sleep. Some of the terms and terminology that you should be familiar with in terms of rest and sleep are described below. Schedule client care activities to promote adequate rest.Apply knowledge of client pathophysiology to rest and sleep interventions.Assess client need for sleep/rest and intervene as needed.
In this section of the NCLEX-RN examination, you will be expected to demonstrate your knowledge and skills pf rest and sleep in order to:
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