# The most reliable sign of sexual maturity in girls is: A. Change in voice B. Age at first menstruation C. Appearance of pubic hairs D. Br...

  Share # All of the following statements about the differences between self-polymerizing acrylic resins and heat-cured resins are true...

Share # Model plaster (white) used to cast study models before mixing with water, is largely composed of: A. CaO B. CaCO3 ...

 # Procedures undertaken in preventive orthodontics are all EXCEPT: A. Parents education B. Checkup for oral habits C. Extraction of supernu...

 # Simple retraction of maxillary incisors using maxillary molars as anchorage is an example of: A. Simple anchorage B. Reciprocal anchorage...

 # Bone can be induced to grow at surgically created sites by the method called: A. Osteogenesis B. Distraction osteogenesis C. Bone wax D. ...

 # A 58-year-old woman underwent left superficial parotidectomy for a pleomorphic adenoma 2 years ago. She presents with complaints of occas...