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Sound Sleep on Noisy Nights: The Influence of Noise on Sleep Quality

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1.  What is the deepest stage of sleep? N1 N2 N3 REM

2.  What is the alpha rhythm? 4-10 Hz 6-12 Hz 8-13 Hz 12-15 Hz

3.  What is the spindle rhythm? 4-10 Hz 6-12 Hz 8-13 Hz 12-15 Hz

4.  What brain structure is responsible for gaiting sensory information? cerebellum pons optic tract thalamus

5.  What sounds are most likely to wake someone up? airplane alarm voice door

6.  Among these four choices, for a given dB(A) level, which sound is least likely to awaken someone? airplane alarm voice door

7.  What stage of sleep shows the least variability in which sounds wake people up? N1 N2 N3 REM

8.  What electroencephalography (EEG) correlate inversely correlates with sleep depth? sleep spindle k complex delta brush alpha rhythm

9.  What electroencephalography (EEG) correlate correlates with sleep depth? sleep spindle alpha rhythm delta brush mu wave

10.  What happens to auditory cortex of the brain during sleep? unknown changes increased activity variable activity diminished activity beyond that see by other areas of the brain during sleep