Final answer:
The nurse will provide the physician with culture and sensitivity test results to choose the proper antibiotic for the patient's infection.
Step-by-step explanation:
To choose the proper antibiotic for a patient's infection, the nurse will be prepared to provide the physician with the culture and sensitivity test results. These results help identify the specific bacteria causing the infection and determine which antibiotics will be effective against it. By knowing the susceptibility of the bacteria to different antibiotics, the physician can choose the most appropriate medication for treatment.