Examlex
Raising your hand in class is an example of a
Sodium Ions
Positively charged particles (Na+) formed when sodium atoms lose an electron, crucial for various physiological processes including nerve impulse transmission and muscle contraction.
Neuron
A unique cell responsible for conveying nerve signals; known as a neuron.
Action Potential
A rapid, temporary change in electric charge across a cell membrane, resulting in the transmission of nerve impulses.
Glial Cell
Non-neuronal cells in the central nervous system that support, protect, and nourish neurons, playing a crucial role in maintaining homeostasis and forming myelin.
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