A medical specialist claims that their practice dates back to a specialty that was established in the Roman empire. If they're not an ophthalmologist, what is an example of equipment they likely use in their specialty?

microscope and petri dish

x-ray machine

urinary catheter

ultrasound machine

The likely equipment they use in their specialty is a microscope and petri dish. This equipment is commonly used in microbiology and other laboratory-based specialties, which have roots tracing back to the Roman empire.