Which were achievements of muslim doctors?

Eye surgery, and one instrument named hollow needle to draw film from eyes.

Muslim doctors try to achieve the best medical attention they can get and a better recourse. And have a maintainable area to have a patient.

are there actual statements because if not my answer would be: that using the five senses the author can create a sense of worth in an object to appeal to the reader and create meaning.

an informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.