osmoreceptor cell

osmoreceptor cell

a cell that recognizes changes in extracellular fluid osmolality.
References in periodicals archive ?
When it reaches 295 mOsm/kg, osmosis of water out of the osmoreceptor cell causes the cell to shrink.
Within the hypothalamus, osmoreceptor cells sense changes in ECF osmolality.
This could be because of inadequate AVP release owing to decreased stores or a change in release mechanism, or because of an inadequate stimulus to AVP release through dysfunction of the osmoreceptor cells.