The board of trustees of said hospital is hereby authorized to provide, as a department of said public hospital but not necessarily attached thereto, suitable accommodations and means for the care and treatment of persons suffering from tuberculosis, and to formulate such rules and regulations for the government of said persons, and for the protection from infection of other patients and nurses and attendants in such public hospital as it may deem necessary. And it shall be the duty of all persons in charge of or employed at such hospitals, or residents thereof to faithfully obey and comply with any and all rules and regulations. Said board of hospital trustees shall, if practicable, employ as head nurse to be placed in charge of said public tuberculosis sanitorium one who has had experience in the management and care of tuberculous persons.