单词 | sleep stage 3 |
释义 | sleep stage 3sleep stage 3NREMS stage 3 Sleep disorders A stage of NREM sleep Accounts for 4-6% of total sleep time; with stage 4, it constitutes “deep” NREM sleep; often lumped with stage 4 into NREMS stage 3/4 because of lack of documented physiologic differences; appears usually only in 1st third of sleep period |
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