Pulp MCQs

Option A: Pulpal pressure is highest among body tissues

Option B: Majority of nerve that enter the pulp are non myelinated and are sympathetic in nature

Option C: Plexus of Rashkow or parietal layers of nerves is formed by network of peripheral axons located adjacent to cell rich zone

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Free denticles are entirely surrounded by pulp tissue(free of dentin)

Option B: Embedded denticles are entirely surrounded by dentin (embedded in dentin)

Option C: Attached denticles are partly fused with dentin

Option D: False denticles contains many dentinal tubules

Correct Answer: False denticles contains many dentinal tubules ✔

Option A: 50-100 μm

Option B: 101-150 μm

Option C: 151-200 μm

Option D: 201-250 μm

Correct Answer: 50-100 μm ✔

Option A: Enamel

Option B: Pulp

Option C: Dentin

Option D: Periodontal ligament

Correct Answer: Pulp ✔

Option A: Sensory in nature

Option B: Respond to hot and cold

Option C: carry pain sensation

Option D: Associated with blood vessels and are sympathetic in nature

Correct Answer: Associated with blood vessels and are sympathetic in nature ✔

Option A: Chitin

Option B: Keratin

Option C: Collagen

Option D: Elastin

Correct Answer: Collagen ✔

Option A: 6th week of IU

Option B: 8th week of IU

Option C: 10th week of IU

Option D: 18th week of IU

Correct Answer: 8th week of IU ✔

Option A: Increased fibrotic component

Option B: Decreased cellular component

Option C: Calcification in blood vessels near apical foramen

Option D: All of the above

Correct Answer: All of the above ✔

Option A: Fibroblasts

Option B: defense cells

Option C: Odontoblasts

Option D: Histocytes or resting wandering cell

Correct Answer: Odontoblasts ✔

Option A: 0.38 cc

Option B: 0.58 cc

Option C: 0.02 cc

Option D: 3.8 cc

Correct Answer: 0.38 cc ✔

Option A: Decreasing the size and shape of pulp tissue and cellular component

Option B: Increase cellular component at the expenses of fibre component

Option C: Increases vascularity of the pulp

Option D: Decrease the calcific component of the pulp

Correct Answer: Decreasing the size and shape of pulp tissue and cellular component ✔

Option A: Fibroblasts

Option B: Capillary

Option C: Osteoblasts

Option D: Ameloblasts

Correct Answer: Ameloblasts ✔

Option A: Skeletal muscle

Option B: TMJ

Option C: Pulp

Option D: None of the above

Correct Answer: Pulp ✔

Option A: In thymus

Option B: Around capillaries of pulp

Option C: In gallbladder

Option D: Along with heparin on surface of mast cells

Correct Answer: Around capillaries of pulp ✔

Option A: Osteoblasts

Option B: Odontoblasts

Option C: Ameloblasts

Option D: Osteocytes

Correct Answer: Odontoblasts ✔

Option A: Pulp canal

Option B: Pulp chamber

Option C: Mental foramen

Option D: Apical foramen

Correct Answer: Apical foramen ✔

Option A: Undifferentiated mesenchymal

Option B: Histocytes

Option C: Macrophages

Option D: Lymphocytes

Correct Answer: Undifferentiated mesenchymal ✔

Option A: Free nerve endings

Option B: Krause end bulbs

Option C: Pacinian corpuscle

Option D: Ruffini corpuscle

Correct Answer: Free nerve endings ✔

Option A: Pain

Option B: Pressure

Option C: Proprioception

Option D: Temperature

Correct Answer: Pain ✔

Option A: free nerve ending in cell rich zone

Option B: free nerve ending at sub odontoblastic layer

Option C: Krause bulb at the center of the pulp

Option D: Meisseners corpuscles at cell rich zone

Correct Answer: free nerve ending at sub odontoblastic layer ✔

Option A: Blood supply

Option B: Nerve supply

Option C: Lymphatic supply

Option D: All of the above

Correct Answer: Blood supply ✔

Option A: Necrosis

Option B: Ulceration

Option C: Calcific degeneration

Option D: Inflammation

Correct Answer: Inflammation ✔

Option A: Cell free zone

Option B: Cell rich zone

Option C: Odontoblastic zone

Option D: Pulp core

Correct Answer: Cell free zone ✔

Option A: Increases with age

Option B: Decreases with age

Option C: Increased in some cases and decreases in some cases

Option D: None of the above

Correct Answer: Decreases with age ✔

Option A: 8.3 years

Option B: 2 years

Option C: 7 years

Option D: 3 years

Correct Answer: 8.3 years ✔

Option A: Plasma cell

Option B: Histocytes

Option C: Lymphocytes

Option D: Pericytes

Correct Answer: Pericytes ✔

Option A: 0.4 mm

Option B: 0.3 mm

Option C: 0.2 mm

Option D: 0.7 mm

Correct Answer: 0.4 mm ✔

Option A: 32

Option B: 50

Option C: 52

Option D: 62

Correct Answer: 52 ✔

Option A: Above odontoblast

Option B: Below odontoblast

Option C: In radicular pulp

Option D: In pulp horn

Correct Answer: Below odontoblast ✔

Option A: Cementoblasts

Option B: Fibroblasts

Option C: Osteoblasts

Option D: Ameloblasts

Correct Answer: Fibroblasts ✔

Option A: Unaffected odontoblasts from the pulp

Option B: Undifferentiated cells

Option C: Histocytes

Option D: Osteoblasts

Correct Answer: Undifferentiated cells ✔

Option A: Nerve tissue

Option B: Vascular tissue

Option C: Granulation tissue

Option D: Loose connective tissue

Correct Answer: Loose connective tissue ✔

Option A: Dental papilla

Option B: Dental sac

Option C: Odontoblasts

Option D: Stellate reticulum

Correct Answer: Dental papilla ✔

Option A: Cell degenerated zone

Option B: Cell rich zone

Option C: Cell regenerated zone

Option D: cell free zone

Correct Answer: cell free zone ✔

Option A: Nutritive

Option B: Production of dentin

Option C: Production of enamel

Option D: Vascular supply to the teeth

Correct Answer: Production of dentin ✔

Option A: Formation of dentin

Option B: Nerve supply to dentin

Option C: Sends impulses to CNS

Option D: Nerve supply to enamel through fibres

Correct Answer: Nerve supply to enamel through fibres ✔

Option A: Collagen fibres

Option B: Haversian fibres

Option C: Non-myelinated nerve fibres

Option D: Reticulum

Correct Answer: Haversian fibres ✔