اسم المقرر : علم أحياء الفم COURSE TITLE : ORAL BIOLOGY COURSE NO.& CODE : 253 DDS CREDIT HOURS : 3 (2 LECT. + 1 LAB) LEVEL : FIRST YEAR (1st half & 2nd half) A. COURSE DESCRIPTION: 253 DDSis a one-year course. It is given as a one lecture in the 1st half of the year and one lecture and one practical session in the 2nd half of the year. Oral Biology course comprises instructions in the principles of oral anatomy and embryology, oral histology, and oral Physiology. B.