Examlex
The articulation of the head of the femur with the acetabulum of the hip bone forms the _______________.
Sleep Spindles
Brief bursts of brain activity detectable in EEG recordings during stage 2 of non-REM sleep, associated with learning, memory consolidation, and protection of sleep.
Stage 2 Sleep
A part of the sleep cycle characterized as the first actual stage of non-REM sleep, involving slowing heart rate and brainwaves, and preparation for deep sleep.
K Complexes
Specific brainwave patterns observed during stage 2 sleep, characterized by a brief surge of high voltage brain activity.
Paradoxical Sleep
Another term for REM (Rapid Eye Movement) sleep, characterized by active brain waves, flaccid muscles, and vivid dreams.
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