الدفعة الرابعة والعشرون طب الأسنان جامعة ذمار

The mesial root of the mandibular 1st molar, always has two canals with the most frequent type a) Type II b) Type III c) Type IV d) Type V

Failure to notice the mesial axial inclination of the tooth during access preparation leads to a) Gouging of distal wall b) Gouging of mesial wall b) Gouging of mesial wall d) Furcation perforation

regarding pulpal inervation

the upper 1st premolar, with one root, the most frequent type is a) Type I b) Type II c) Type IV d) Type V

The value of Electric pulp tester reading is a) Higher in case of pulpitis than in normal b) lower in case of pulpitis than in normal c) Higher in necrotic pulp than in normal d) lower in necrotic pulp than in normal

Frequently, the outline form of the access cavity of the 1st maxillary molar is a) Triangular b) Round c) Quadrilateral d) Ovoid