All of the following muscles are elevators of the mandible except______________?
A. Digastric
B. Massetor
C. Medial pterygoid
D. Temporalis
Oral Anatomy MCQs with Answers
Which of the following muscle helps in depressing the mandible ___________?
A. Temporalis
B. Massetor
C. Lateral pterygoid
D. Medial pterygoid
The side towards which mandible moves is called the_____________?
A. Tooth contact side
B. Balancing side
C. Working side
D. Non- working side
Articular disc of tmj receives insertion from which muscle______________?
A. Medial pterygoid
B. Lateral pterygoid
C. Massetor
D. Temporalis
Which of the following moment are performed by a non- working condyle ?
A. Straightward
B. Down wards forwards and lateral
C. Down wards forwards and medial
D. Down wards Back wards and medial
Retrusion of mandible is achieved by _______________?
A. Lateral pterygoid
B. Temporalis
C. Masseter
D. None of the above
The premolar alveoli are what shape in cross section_____________?
A. Rectangular
B. Triangular
C. Kidney shaped
D. Oval
The maxillary teeth which have single antagonist are__________?
A. Lateral incisors
B. Permanent canines
C. Permanent central incisors
D. Third molars
In normal occlusion , with which grooves / surface of the permanent mandibular first molar does the mesiobuccal cusp of the permanent maxillary first molar occlude______________?
A. Distobuccal groove
B. Mesial surface
C. Mesiobuccal surface
D. Transverse groove
When a molar has no opposing tooth, it can become_______________?
A. Extruded
B. Intruded
C. Protruded
D. Retruded
