What signs would you expect to observe if organophosphate poisoning?

Water everywhere: Ops prevent the breakdown of acetylcholine. Excess of this leads to excess stimulation of the cholinergic nervous system. This is manifest by salivation, lacrimation (tears), sweating, urination, diarrhea, nausea and vomiting. The most concerning symptoms are the "killer b's" - bronchorrhea (fluid in lungs), bronchospasm (spasm of air passages) and bradycardia (slow heart rate) which can kill.