How to check in jmeter if entered fields remain same in the first page after navigating back from nth page

I want to test a page.Where i want to fill up the fields like first name last name etc.and after going two pages further if i come back to the original page by using back navigation ,data entered for first name and last name remains the same.or it is filled up. In jmeter i want to check the same if data entered for the fields remain same if i navigate back . How can i achieve this. I tried gving url directly in the path its not happening since it is not the way. please help me since i'm new to jmeter.