| COP | capillary osmotic pressure; change of plaster; coefficient of performance; colloid oncotic pressure;... |
|---|---|
| OP | occipitoparietal; occipitoposterior; occiput posterior; octapeptide; olfactory peduncle; opening pre... |
| OPP | osmotic pressure of plasma; oxygen partial pressure |
| COP | i colloid osmotic pressure in interstitial fluid |
| COPp | colloid osmotic pressure in plasma |