what will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?

Dear student.

Parietal cells are the source of the hydrochloric acid and most of the water in the stomach juices. 

Please refer the link below:

https://www.meritnation.com/ask-answer/question/what-would-happen-if-hcl-were-not-secreted-in-the-stomach/digestion-and-absorption/6297198 

Regards.