Question: Regressive changes in pulp include____________?

• 1. Increased fibrotic component
• 2. Decreased cellular component
• 3. Calcification in blood vessels near apical foramen
• 4. All of the above

Question: The 2nd most prominent cells in pulp are______________?

• 1. Fibroblasts
• 2. defense cells
• 3. Odontoblasts
• 4. Histocytes or resting wandering cell

Question: The total volumes of all permanent pulp organ______________?

• 1. 0.38 cc
• 2. 0.58 cc
• 3. 0.02 cc
• 4. 3.8 cc

Question: Aging process affects pulp tissue by_____________?

• 1. Decreasing the size and shape of pulp tissue and cellular component
• 2. Increase cellular component at the expenses of fibre component
• 3. Increases vascularity of the pulp
• 4. Decrease the calcific component of the pulp

Question: Pulp tissue contains all except____________?

• 1. Fibroblasts
• 2. Capillary
• 3. Osteoblasts
• 4. Ameloblasts

Question: Propriceptors are seen in all except______________?

• 1. Skeletal muscle
• 2. TMJ
• 3. Pulp
• 4. None of the above

Question: Pericytes are found___________?

• 1. In thymus
• 2. Around capillaries of pulp
• 3. In gallbladder
• 4. Along with heparin on surface of mast cells

Question: The cells of the dental pulp which are responsible for the deposition of reparative dentin are_________?

• 1. Osteoblasts
• 2. Odontoblasts
• 3. Ameloblasts
• 4. Osteocytes

Question: The radicular pulp is continous with tissues of the periapical area via the____________?

• 1. Pulp canal
• 2. Pulp chamber
• 3. Mental foramen
• 4. Apical foramen

Question: Odontoblasts are derived from______________?

• 1. Undifferentiated mesenchymal
• 2. Histocytes
• 3. Macrophages
• 4. Lymphocytes