Chapter 6 Flashcards
What is Consciousness ____
Awareness of ourselves and our environment
Characteristics of Consciousness ____ ____ ____ ____ ____
Subjective Selective Divided Continuous Changing Many Levels
Consciousness Subjective ____
Cannot be shared with another person
Consciousness Selective ____
Can be aware of some things while ignoring others
Consciousness Divided ____
You can pay attention to two different things at once.
Consciousness Continuous ____
Each moment blends into the next moment.
Consciousness Changing ____
Awareness can shift within seconds.
Consciousness Many Levels ____
Can shift from focused awareness to deep sleep
Consciousness ____________ the continuous, altering flow of thoughts, feelings, and sensations
The stream of consciousness -
Consciousness exists on many levels ____ ____ ____ ____
Conscious level,
Preconscious level,
Unconscious level,
Altered states
Evolutionary Value of Consciousness Darwin Two possible advantages of consciousness for our ancestors.____
more effectively plan future activities or
may have evolved as a means of categorizing and making sense of primitive emotions
Daily Body Rhythms Regulate Our Activities
Two categories for mammals based on their sleep cycles:____ ____
Diurnal mammals - awake during the day and asleep at night.
Nocturnal mammals - asleep during the day and awake at night (includes crepuscular – active at dusk and dawn).
Sleep-wakefulness cycles – called circadian rhythms____
behavioral cycle of sleep and wakefulness corresponds to physiological changes such as body temperature, blood pressure, and hormone levels
have evolved because they permit a species the maximum adaptation to its environment
Sleep and its Distinct Stages____
Sleep is a nonwaking state of consciousness characterized by minimal physical movement and minimal responsiveness to one’s surroundings.
The two most common EEG patterns that people experience while awake are ___ waves and ____ waves.
Beta-waves are very fast, low-amplitude brain waves associated with an active, alert state of mind.
Alpha-waves are fast, low-amplitude brain waves associated with a relaxed, wakeful state.
