Final answer:
Health care professionals need ongoing training in cultural competency to provide respectful care to diverse populations and in time management to balance various tasks effectively.
Step-by-step explanation:
In the context of continuing professional development for health care professionals, two key areas that must be frequently updated and refined are cultural competency and time management. Cultural competency is essential for providing care that respects and takes into account the diverse backgrounds and needs of patients. Time management is crucial for healthcare professionals to efficiently balance the demands of patient care, administrative tasks, and personal responsibilities.