Learning Objectives

Upon completion of this course, the dental professional should be able to:

  • Explain the difference between nonionizing and ionizing radiation.
  • Discuss the mechanisms of free radical generation.
  • Discuss potential cell damage related to direct and indirect ionization.
  • Discuss, in general terms, the effect of free radicals on cellular proteins as a function of the various phases of the cell cycle.
  • Discuss the effect of radiation dose on cell dynamics.
  • Discuss the effects of high-dose ionizing radiation on tumor cells.
  • Discuss the deterministic effects (short-term and long-term) of high dose radiation normal tissues in the head and neck.
  • Discuss stochastic effects and mutations associated with ionizing radiation.