Examlex
The atomic number is equal to the number of protons in the nucleus of each atom of an element.
Sleep Deprivation
A condition resulting from insufficient sleep, which can affect cognitive functions, emotional well-being, and physical health.
Slow-wave Sleep
A deep phase of sleep characterized by slow brain waves, where the brain and body have the opportunity to rejuvenate and consolidate memories.
REM Sleep
A stage of sleep characterized by rapid eye movements, increased brain activity, and vivid dreams.
Voluntary Muscle Activity
Muscle movements that are under conscious control, involving skeletal muscles and used to perform deliberate actions.
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