States of Conciousness

Consciousness

states of awareness of ourselves and our environment

Conscious Level

The level at which mental activities that people are normally aware of occur

Levels of Consciousness

The degree of a patients alertness of self and environment, varying from wakefulness to coma

Nonconscious Level

a level of mental activity that is inaccesible to conscious awareness

Preconscious Level

a level of mental activity that is not currently conscious but of which we can easily become conscious

Subconscious Level

Information that we are not consciously aware of but we know must exist due to behavior

Unconscious Level

a level of mental activity that influences consciousness but is not conscious

Sleep

a natural and periodic state of rest during which consciousness of the world is suspended

Sleep Cycles

4-6 complete ones, each about 90 minutes, early in the night most time in stage 3 and 4 and 2 predominate later