Definition, Meaning & Synonyms
depolarize
verb
/diːˈpəʊləraɪz/
Definition
To reduce or eliminate the polarization of a cell’s membrane, often leading to an action potential in nerve or muscle cells.
Examples
- The nerve cell will depolarize when it receives a sufficient stimulus.
- In a heart muscle, depolarization initiates a contraction.
- Electrolyte imbalances can cause cells to depolarize abnormally.
Meaning
Depolarization refers to a change in the membrane potential of a cell, making it less negative (or more positive), which can trigger various physiological responses, particularly in nerve and muscle cells.
Synonyms
- Neutralize
- Discharge
- Unpolarize
