Final answer:
The maximum permissible dose (MPD) for dental workers with ionizing radiation is 50 mSv/year.
Step-by-step explanation:
The maximum permissible dose (MPD) for dental workers with ionizing radiation is 50 mSv/year. This limit is set to ensure the safety of dental workers who may be exposed to radiation while providing dental care to patients. It is important for dental workers to follow proper radiation safety protocols and wear protective equipment to minimize their exposure.