Oral anatomy MCQs with answers for medical students. Anatomy of the oral cavity for test preparation in medical exams. Anatomy for dental students pdf, anatomy of oral cavity pdf, Oral anatomy MCQs pdf free download. Oral Histology MCQS
Retrusion of mandible is achieved by ____ ?
A. Masseter
B. Lateral pterygoid
C. Temporalis
D. None of themPremolar alveoli are what shape in cross section ___ ?
A. Oval
B. Kidney shaped
C. Rectangular
D. TriangularWhich of the following movement (s) is / are involved in the opening of the mouth ?
A. Hinge followed by translation
B. Translation followed by hinge
C. Only hinge ( rotation )
D. Only translationArticular disc of TMJ is ____ ?
A. Strengthened by lateral pterygoid
B. Thickest posteriorly
C. Narrow in the centre
D. All of themZygomatic bone does not articulate with ______ ?
A. Nasal bone
B. Temporal bone
C. Frontal bone
D. Maxillary boneWhich of the following is not a structural element of the temporomandibular joint?
A. Capsular ligament
B. Joint cavities
C. Sigmoid notch
D. Articular discOn opening the mouth , if the jaw deviates to the right side, it indicates the paralysis of _____ ?
A. Left medial pterygoid
B. Right lateral pterygoid
C. Left lateral pterygoid
D. Right medial pterygoidDepression of mandible is achieved by ____ ?
A. Geniohyoid
B. Digastric
C. Lateral pterygoid
D. All of themLateral movement of condyle is caused by ___ ?
A. Epsilateral lateal pterygoid muscle
B. Bilateral contraction of lateral pterygoid muscle
C. Both lateral and medial pterygoid muscle
D. Contralateral lateral pterygoid muscleWhich is the predominant factor in the formation of the alveolar process _____ ?
A. Overall growth of the bodies of the maxilla and the mandible
B. Eruption of teeth
C. Normal process of growth
D. Lengthening of the condyle