skip to main content

Dentin Composition — NDEB AFK MCQ

Instant feedback + full explanation. One question, done properly.

EasyBiomedical SciencesDentin CompositionNDEB AFK

Which type of collagen is the predominant collagen found in dentin?

Educational content. Not a substitute for clinical judgement or local policy.

Reveal the answer and explanation

Correct answer: D — Type I

Type I collagen constitutes approximately 90% of the organic matrix of dentin. Type I is also the predominant collagen of bone, cementum, periodontal ligament, and skin. Type II collagen is found in cartilage. Type III is in blood vessel walls and healing tissues. Type IV is in basement membranes.

Reference: Nanci – Ten Cate's Oral Histology, 9th ed., 2017