国外认知心理学课件4-5.ppt

what is consciousness? how do I know when someone is conscious? is it enough that information is taken in (sensation), experienced (perceived), and then a change in behavior occurs to decide that X is conscious? Maybe this is the definition of awareness instead. What is Consciousness? the waking states (i.e. perception, emotion, thinking), but also altered states of consciousness, such as sleep, dreaming, drug induced states, hypnosis and meditation? what is consciousness? Weiten defines consciousness as ...the awareness of internal and external stimuli. but bythis he means 1. awareness of stimuli in the external environment 2. awareness of stimuli in the internal environment 3. awareness of self as having these experiences 4. awareness of the thoughts you have about these three other things what is consciousness? but in some ways, this is like putting the problem inside the brain [the self is a homunculus located somewhere inside the brain?] also, how do we come to understand what it means to have an experience? what is consciousness? we can understand the processes of information input, storage, retrieval, etc but still the experience is not explained. what is the opposite of consciousness? unconsciousness? perhaps a continuum from alert and active to asleep to coma? what is consciousness? Consciousness: our awareness of the world and of ourselves. However, when we fall into an Altered State of Consciousness: a shift from our awareness in the normal waking state. Research Research on states of consciousness investigates two very different response variables: Physiological Activity, that accompanies the conscious state. Subjective Report, of what is experienced during the state. Research Lines that led to study of consciousness 1. Research with primes priming words leads to measurable greater recognition elevates level of consciousness for the word 2. Neurocognitive studies: sleep/wake = conscious/unconscious? Brain injury = impaired abilit