1. Periods and Functions of Sleep
... heart rate and the relaxation of skeletal muscle. Stages three and four of NREM sleep are associated with even deeper relaxation than stages one and two and it is at this stage where our heart rate and respiration activity becomes slow and regular, and brain activity recorded on the EEG becomes slow and synchronized. This unification of brain activity is represented by the slowest and strongest waveform produced by the brain, Delta waves. The presence of these low ... memory (Pearlman & Becker, 1979), and that without this period of rest we would simply become overburdened, a point supp...
- Word Count: 3321
- Approx Pages: 13
- Has Bibliography
- Grade Level: Graduate