| A | B |
|---|
| REM SLEEP | A STAGE IN WHICH MOST DREAMING OCCURS |
| NREM SLEEP | STAGE WITH SLOW, ROLLING, PENDULAR EYE MOVEMENTS |
| EEG | BRAIN WAVES |
| EOG | RECORDS EYE MOVEMENTS |
| ENG | RECORDS MUSCLE ACTIVITY |
| ALPHA WAVES | EEG PATTERN WHERE SUBJECT IS RELAXED AND EYES ARE CLOSED |
| DELTA WAVES | HIGH AMPLITUDE, SLOW WAVES |
| DURATION | LENGTH OF TIME SOMETHING LASTS |
| AMPLITUDE | EXTENT OF A VIBRATORY MOVEMENT |
| PHASIC | WORKS IN A RECURRING SERIES OF CHANGES |
| TONIC | WITH DESYNCHRONIZED AND STRIATED MUSCLE INHIBITION |
| POSTSYNAPTIC INHIBITION | WHEN CHEMICALS CANNOT FLOW FROM NERVE TO NERVE |
| HYPERPOLARIZATION | CAUSE TO VIBRATE IN A DEFINITE PATTERN |
| VASODILATION | CARDIOVASCULAR EXPANSION |
| OSCILLATIONS | TO SWING BACK AND FORTH |
