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The two most basic states of sleep are?
NREM and REM
What are characteristics of REM sleep?
You have the alternate episodes of REM and NREM types of sleep. REM sleep is characterized by rapid eye moment type of sleep. You can easily spot that the person is moving his eye ball and flickers the eye lids. The electroencephalogram of the patient is specific for REM and NREM sleep.
If you encounter someone sleepwalking you can be certain that he or she a. is in NREM sleep c. is in REM sleep b. suffers from insomnia d. is acting out a dream?
nrem
During what cycle of sleep does the body do most of its energy restoration?
The most restorative stage of sleep is NREM-3.In a sleep cycle you progress through the stages:Initial sleep induction: NREM-1 -> NREM-2 -> NREM-3Full sleep cycle: NREM-3 -> NREM-2 -> NREM-1 -> REM -> NREM-1 -> NREM-2 -> NREM-3.A full sleep cycle takes approximately 90 minutes, but the time you spend in each stage changes during the night. At first you spend more time in stage 3, but as your body rests it will spend more and more time in REM.
Do nrem and rem sleep alternate through most of the sleep cycle?
True
What sleeping stage comes before REM stage?
Nrem (n1, n2, n3)
Does dreaming occur during NREM?
You do occasionally dream during NREM, but the dreams are not nearly as vivid as during REM and usually they are sparse, short and just fragments of a dream
What are the types of sleeping?
rapid eyes movement (REM) and non rapid eyes movement (NREM)
What are the two types of sleep?
rapid eyes movement (REM) and non rapid eyes movement (NREM)
How long do typical sleep cycles last?
It depends on the person, and the sleep, but the first stage averages at about 90 minutes, with stages 2-4 taking on average 100-120 minutes. The cycle generally proceeds from NREM (non-REM) stages 1-3 to REM (stage 4), back down to NREM, and back to REM, several times a night, generally ending in an REM stage before awakening.
Can you dream in non rem sleep?
Yes, it is possible to experience dreams during non-REM (NREM) sleep, although they are typically less vivid and less memorable than those that occur during REM sleep. NREM sleep consists of different stages, and dreaming may happen primarily during the lighter stages of sleep. However, most vivid and narrative-driven dreams are associated with REM sleep.
What type of dreams do people tend to have during REM?
The dreams that people have during REM are dreams that are usually illogical and bizarre. If you are awoken during REM you are more likely to remember your dream than if you were awoken during a NREM
