Identify the stage of sleep described by using choices from the key. (Note that responses a–d refer to NREM sleep.) Key: (a) stage 1 (b) stage 2 (c) stage 3 (d) stage 4 (e) REM(1) the stage when blood pressure and heart rate reachtheir lowest levels(2) indicated by movement of the eyes under the lids;dreaming occurs- (3) when sleepwalking may occur(4) when the sleeper is very easily awakened; EEG showsalpha waves

Answered: Key: (a) stage 1 (b) stage 2 (c) stage…

Phlebotomy Essentials

6th Edition

ISBN:9781451194524

Author:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Publisher:Ruth McCall, Cathee M. Tankersley MT(ASCP)

Chapter1: Phlebotomy: Past And Present And The Healthcare Setting

Section: Chapter Questions

Problem 1SRQ

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Question

Identify the stage of sleep described by using choices from the key. (Note that responses a–d refer to NREM sleep.)

Key: (a) stage 1 (b) stage 2 (c) stage 3 (d) stage 4 (e) REM
(1) the stage when blood pressure and heart rate reach
their lowest levels
(2) indicated by movement of the eyes under the lids;
dreaming occurs
- (3) when sleepwalking may occur
(4) when the sleeper is very easily awakened; EEG shows
alpha waves

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Introduction

Sleep is a normal, reversible, recurrent state that is characterized by reduced response to the external environment or stimulation. Also, it can be stated as a reversible state marked by the absence of wakefulness and loss of consciousness to the surrounding.

Sleep is generally of two basic types namely rapid eye movement(REM) sleep and non-REM sleep. The sleep cycle is an oscillation between non-REM and REM phases of sleep. The different stages of non-REM and REM sleep are explained as follows.

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