We've lived here for a few years, and all of a sudden this afternoon we are not getting ANY water, hot or cold, from all sources in our home. Kitchen sink, bathroom sink, shower, toilet, and the washer machine. I don't know how water interfaces with residential units. I know there are cable television access boxes, gas meters, power meters, etc. As far as I can tell, water is completely hidden and I have no idea where to go to check for something.
an abnormal deficiency in the concentration of oxygen in arterial blood. Symptoms of acute hypoxemia are cyanosis, restlessness, stupor, coma, Cheyne-Stokes respiration, apnea, increased blood pressure, tachycardia, and an initial increase in cardiac output that later falls, producing hypotension and ventricular fibrillation or asystole.
The clinical picture can be confusing, because mild hyponatraemia can cause significant symptoms if the drop in sodium level is sudden, whereas severe chronic hyponatraemia can cause no symptoms, due to cerebral adaption. However, the following symptoms may occur: Mild - anorexia, headache, nausea, vomiting, lethargy.