Soluzione del esercizio 5 di Performer B2 - Student's Book

Esercizi svolti per il libro Performer B2 - Student's Book

Soluzione

  1. light sleep 
  2. reduction of brain and body activity, easier to be awoken during these phases
  3. muscles and body get more relaxed, the pattern of brain waves is slower
  4. REM sleep, most of the body (except the eyes and breathing muscles) is temporarily paralyzed, most intense dreaming occurs