of or pertaining to
Physiological refers to the characteristics of an organism's normal functioning, while pathalogical is altered or caused by a disease.
Physiological values are the homeostatic values of the variable concerned. So, the physiological value of glucose in the cell would be the normal amount of glucose that you would find in the cell...
practical; nonsensical; lackadaisical; a study in historical events;
it means...that you mean what you mean:)