PSYC 2000 Lecture Notes - Lecture 2: Speech Production, Pineal Gland, Working Memory
Document Summary
Define consciousness: consciousness- the awareness of the sensations, thoughts, and feelings being experienced at a given moment. Thoughts may take bizarre turns, as they do in dreams. How do we know the fate of the unattended material (hint: dichotic listening tasks): attention- the internal process people use to set priorities for mental functioning. The resources of the brain and nervous system are limited: dichotic listening- two ear tasks. The resources of the brain and nervous system are limited. Attention is a resource that can be moved in different directions. An example would be the dichotic listening task. You would hear 2 different things at the same time. The brain does not simply filter out what goes on in the unattended message. Rem (rapid eye movement)- lasts few minutes early on, increases during the night, heart rate increases, almost paralyzed deep sleep: beta- normal waking thought, alpha- deep relaxation, blank mind, meditation, theta- light sleep, delta- deep sleep.
