Physical examinations and psychological tests may be conducted. Appropriate times for screening are during regular pelvic examinations and preconception evaluations. Young Roman students faced no formal examinations or tests. Monitoring of women consists of periodic clinical examinations and sonography. Educational reforms required teachers to obtain licenses following rigid examinations. Healthcare professionals conducting ultrasound examinations need to be experienced. Requirements for examinations vary among schools. After failing his eleventh grade examinations, he quit his studies. There are several different kinds of oral examinations used in practice. Professional hygiene care consists of regular dental examinations and professional prophylaxis (cleaning). Despite guidelines recommending against routine annual examinations, many family physicians perform them. Different states require one of several different licensing examinations. He graduated with first class certificates in both the theory and practical examinations. The Senate controls and approves the curriculum, courses, examinations, and results. It controls and approves the curriculum, courses, examinations, and results.