Examlex
IT architecture focuses only on the technical aspects of information resources.
Stage 2 Sleep
A stage of sleep characterized by the presence of sleep spindles and K complexes, representing a deeper sleep than stage 1 and accounting for approximately 50% of sleep time in adults.
Beta Wave
A type of brainwave pattern associated with active, alert cognition and wakefulness.
Alpha Wave
Brain waves detected by an electroencephalogram that indicate a state of relaxation or calmness, typically present when a person is awake but relaxed.
Theta Wave
A type of brainwave pattern associated with sleep, deep relaxation, and some stages of meditation, usually in the frequency range of 4-8 Hz.
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Q94: Which of the following is not a