Extreme anxiety/crying/stress for 2 weeks history of gastritis, now everything I eat/drink makes stomach gurgle and itgoes up my throat never had thi before can stress like this cause gastritis flare & gerd?

Absolutely. There are actually nerve endings around your upper gastric system that gets activated under stress. This can flare up you acidic juices. Some experimental treatment of depression involves giving mini currents to this nerve by placing a small stimulator under the skin. Treating anxiety and depression can alleviate those symptoms, bust just as you would treat fever in pneumonia, you must treat gstri.