Altered state of consciousness 2. consciousness 3. conscious mind 4. state of consciousness 5. electroencephalography (eeg) a. condition of the mind that involves thoughts, sensations, perceptions, and emotions. b. procedure that measures electrical activity of the brain c. thoughts and perceptions that a person is presently aware of. d. type of mental condition a person is experiencing at a given time. e. any mental condition that is significantly different from a normal waking state. description