Gabe's room-mate fell asleep about 25 minutes ago. Now, Gabe needs to awaken him so they both can get to a party on time. His ro
om-mate is sleep talking about his girlfriend's cat. When Gabe begins laughing, his room-mate wakes up. He was in NREM_____ sleep. A) NREM-1 sleep
B) NREM-2 sleep
C) NREM-3 sleep
D) REM sleep
C) NREM-3 sleep refers to stage 3 of NREM sleep. This stage is considered as a deep sleep stage and brain waves are termed as delta waves during this stage. The slow speed and large amplitude are characteristics of brain.
