Medical MCQs

5099 MCQs  (Page 245 of 510)

Pain originate in the pulp due to_________?
A. Free nerve ending in cell rich zone
B. Free nerve ending at sub odontoblastic layer
C. Krause bulb at the center of the pulp
D. Meisseners corpuscles at cell rich zone
Pulp responds to all stimuli by pain because it has only_______________?
A. Free nerve endings
B. Krause end bulbs
C. Pacinian corpuscle
D. Ruffini corpuscle
Odontoblasts are derived from______________?
A. Undifferentiated mesenchymal
B. Histocytes
C. Macrophages
D. Lymphocytes
In a dried skull, holes on the lingual aspects of the deciduous teeth are called_____________?
A. Volkmann canals
B. Canals of hirchfeld and zuckerland
C. Herversian canals
D. Gubernacular canals
Which of the following structures is not found in a living pulp ?
A. Collagen fibres
B. Haversian fibres
C. Non-myelinated nerve fibres
D. Reticulum
All of the following are true about functions of dental pulp except______________?
A. Formation of dentin
B. Nerve supply to dentin
C. Sends impulses to cns
D. Nerve supply to enamel through fibres