1) Serous demilunes are seen in______________? a. Salivary glands b. Pancreas c. Liver d. Gastric glands
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2) Main function of salivary duct is_______________? a. To convey the saliva secreted by the terminal secretory units to oral cavity b. Antibacterial action by secreting lysoenzymes and lactoferrin c. Synthesis of secretory glycoproteins by Kallidrein an enzyme in striated duct cells d. None of the above
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3) Which of the following is correct about serous glands_____________? a. They are specialized for the synthesis, storage and secretion of proteins b. They contain secretory granules in the apical Cytoplasm and the secretion of granule content occurs by exocrytosis c. Serous cells are pyramidal in shape d. All of the above
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4) Saliva is secreted by____________? a. Major salivary glands b. Minor salivary glands c. Major & minor salivary glands d. Parotid gland
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5) The duct(s) of gland(s) opening into the floor of the mouth is (are)_______________? a. Submandibular and sublingual b. submandibular and parotid c. Sublingual and parotid d. Von Ebner
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6) Among various glands, salivary gland secretion is unique in that, its secretions is unique in that, its secretion are controlled by___________? a. Hormones b. Nerves c. Chemicals d. All of the above
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7) The neutralization of saliva is due to______________? a. Mucin b. Ammonia c. Amino acids d. Bicarbonates
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8) The normal pH of the saliva is about_____________? a. 5.5 b. 9.5 c. 7.5 d. 8.5
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9) Mandible develops by______________? a. Endochondral ossification only b. Membranous ossification only c. Both of the above d. None of the above
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10) The marrow found in the mandible is____________? a. All fatty marrow b. All red marrow c. All fibrous marrow d. A combination of fatty and fibrous marrow
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11) 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
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12) Organ of chievity is seen near the______________? a. Medial surface of the mandible b. Naso palatine foramen c. Mental foramen d. Foramen caecum
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13) The maxillary sinus______________? a. Opens in to the inferior meatus of nose b. Has the 1st molar projecting into its floor c. Is fully developed by the age of 8 years d. Has good drainage in upright position
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14) The type of epithelium lining maxillary sinus is_______________? a. Simple columnar b. Pseudo stratified columnar and cilliated c. Stratified squamous d. Simple squamous
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15) Functional importance of maxillary sinus is______________? a. Lightening of skull weight and production of bactericidal lysozyme to the nasal cavity b. Protects the brain against exposure to cold air by arresting air in sinus temporarily c. Resonance of voice and enhancement of faciocranial resistance to mechanical shock d. All of the above
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16) 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
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17) The muscle which is commonly involved in myofacial pain dysfunction syndrome______________? a. Lateral ptergoid b. Massetor c. Temporalis d. Medial pterygoid
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18) 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
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19) 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
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20) Which of the following enzymes are involved in bone formation________________? a. Alkaline phosphatase and urease b. Catalase and phosphorylase c. Alkaline phosphatase and phosphorylase d. Acid phosphatase and catalase
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21) When osteoblast lay new bone from outside to inside in a osteon, the active formation area is called________________? a. Haversion cone b. Filling cone c. Cutting cone d. Howships cone
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22) The intimal B cells of synovical memrbane of temporomandibular joint are_______________? a. Fibroblast like b. Macrophage like c. Lmphocyte like d. Plasma cell like
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23) Maxillary sinus is described as a four sided pyramid containing base, apex, roof and floor. The apex of maxillary sinus extends________________? a. Laterally into zygomatics process of maxilla b. Medially into zygomatic process of maxilla c. Laterally into lateral nasal wall d. Superiorly into floor of orbit
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24) The process of recesses formation in maxillary sinus is most frequently seen with________________? a. Zygomatic process b. Frontal process c. Alveolar process d. Palatine process
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25) Haversion systems (osteons) are found primarily in the_________________? a. Spongy bone b. Periosteum c. Alveolar bone proper d. Endosteum
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26) Alveolar bone proper is also known as: or Which of the following is seen as lamina dura in an IOPA radiograph ? a. Lamina lucida b. Lamina densa c. Lamina propria d. Lamina dura
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27) Basic metabolic unit of bone is_______________? a. Osteon b. Osteoblast c. Osteocyte d. Osteoclast
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28) Second arch derivatives are all except_________________? a. Stapes b. Malleus and incus c. Styloid process d. Superior part of hyoid bone
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29) The type of bone present in the labial area of anterior teeth is_________________? a. Cortical b. Cancellous c. Osteophytic d. Exophytic
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30) The tooth present close to maxillary sinus is_________________? a. 1st molar b. 2nd premolar c. 1st premolar d. 2nd molar
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