Ratio of diameter of enamel rods in the DEJ to the enamel surface is______________?
Ratio of diameter of enamel rods in the DEJ to the enamel surface is______________?
A. 1:4
B. 1:1
C. 1:2
D. 2:1
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Anaerobic bacteria can be cultured in__________________?
Anaerobic bacteria can be cultured in__________________?A. L-J medium
B. Robertson cooked meat medium
C. Loefflers medium
D. Sabourauds agarThe shallow furrows on the enamel surface, where stria of Retzius end are known as _______________ ?
The shallow furrows on the enamel surface, where stria of Retzius end are known as _______________ ?A. Cracks
B. Pellicle
C. perikymata
D. Enamel lamellaewhich of the following muscles separates the carotid triangle from the digastric triangle ?
which of the following muscles separates the carotid triangle from the digastric triangle ?A. Anterior belly of the diagstric
B. Posterior belly of the digastric
C. Superior belly of omohyoid
D. SternothyroidPathogenesis of diphtheria is attributed to__________________?
Pathogenesis of diphtheria is attributed to__________________?A. Invasion
B. Endotoxin
C. Exotoxin
D. CapsuleThe contact area on the distal side of a maxillary first premolar is located _____________?
The contact area on the distal side of a maxillary first premolar is located _____________?A. Middle of the middle third with buccal embrasure wider than lingual
B. Middle of the middle third with lingual embrasure wider than buccal
C. Litter cervical to the junction of occlusal and middle third of the crown with wide occlusal embrasure
D. Cervical third with buccal embrasure wider than lingual embrasureMaxillary artery is a branch for______________?
Maxillary artery is a branch for______________?A. External carotid artery
B. Internal carotid artery
C. Trigeminal artery
D. Facial artery