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.Management Sciences
Category: Bone, AMJ And Maxillary Sinus
Bone at forming stage has_________________?
A. Osteoclasts, osteoblasts, osteoid
B. Odontoblasts & megakaryocyte
C. Megakaryocytes, osteoblasts, osteoclasts
D. None of the above
The articular cartilage is characterized by all of the following features except_____________?
A. It is devoid of perichondrium
B. It has a rich nerve supply
C. It is avascular
D. It lacks the capacity to regenerate
The tooth present close to maxillary sinus is_________________?
A. 1st molar
B. 2nd premolar
C. 1st premolar
D. 2nd molar
Which of the following is correct?
A. Roof of mandible contains thin, compact bone
B. Articular tubercle is composed of spongy bone covered with thin compact bone
C. Condyle contains red bone marrow
D. All of the above
The type of epithelium lining maxillary sinus is_______________?
A. Simple columnar
B. Pseudo stratified columnar and cilliated
C. Stratified squamous
D. Simple squamous
Fibres which continue from bone to ligament are_____________?
A. Sharpey’s fibres
B. Tome’s fibres
C. Ray’s fibres
D. All of the above
Reversal lines which may be seen on the cribriform plate (alveolar bone proper) of the alveolar process indicate the cessation of____________?
A. Osteoblastic activity
B. Osteoclastic activity
C. Myeloid activity
D. Healing activity
Which of the following is not true___________?
A. Alveolar bone proper surrounds the root and gives attachment to fibres of periodontal ligament
B. supporting alveolar bone surrounds the alveolar bone proper and supports the socket
C. The cortical plates are thinner in maxilla than in mandible
D. They are thickest in anterior portion of jaw
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