| A | B |
| consciousness | state of awareness; alertness |
| construct | something that cannot be observed, but is used to determine behavior |
| preconscious | recalling things from the past; i.e. what you wore to school yesterday |
| unconscious | unawareness of surroundings |
| nonconscious | involuntary actions taking place; hair growing, nails growing, heart beat |
| stage 1 sleep | consists mostly of theta waves; transition between being awake and asleep |
| sensory awareness | state of awareness; able to feel, see, touch, hear |
| direct inner awareness | state of awareness; not able to directly feel, but can experience; i.e. love, fairness |
| sense of self | knowing one's self exists |
| daydreaming | drifting consciousness |
| divided consciousness | able to focus on more than 1 task at a time |
| circadian rhythm | "biological clock"; set to a 24 hour cycle |
| stage 2 sleep | theta waves and sleep spindles are present |
| stage 3 sleep | delta waves begin to be present; earlier stage of deep sleep |
| stage 4 | delta waves; only dreaming stage of NREM |
| REM | rapid eye movement; alpha waves present; body paralyzed |