Histology, derived from the Greek words “histo,” meaning tissue, and “logy,” meaning science, is the scientific discipline dedicated to the study of tissues. By delving into oral histology and embryology, individuals can establish a robust understanding of oral biology. The subject encompasses the examination of cellular and tissue development and structure, including the various stages of tooth development and maturation. Areas of focus include the constituents of tissues such as cells, intercellular substances, tissue fluids, and components of human teeth like enamel, dentin, and dental pulp. Gurumcqs.com offers Oral Histology Multiple-Choice Questions (MCQs) along with answers, carefully curated from reputable reference books on oral histology. These MCQs are valuable not only for academic purposes but also for interview preparation, entrance exams, competitive assessments, and certifications, catering to individuals at all levels of expertise, whether experienced professionals, newcomers, or students. Additionally, those interested can explore Oral Pathology MCQs for further study.

131. Intermediate plexus is absent in which of the following principle fibres_____________?

A. Gingival
B. Oblique
C. Horizontal
D. Transseptal

132. The calcified mass found in the PDL are_____________?

A. Cementicles
B. Osteoblasts
C. Cementoclasts
D. Osteoclasts

133. Principal fibres of periodontal ligament are attached to_____________?

A. Alveolar bone proper
B. Bundle bone
C. Lamellar bone
D. Cortical bone

134. Collagen biosynthesis occurs inside the______________?

A. Chondroblasts
B. Odontoblasts
C. Osteoblasts
D. Fibroblasts

135. Bone adjacent to periodontal ligament that contains a great number of sharpey’s fibres is known as______________?

A. Lamina dura
B. Bundle bone
C. Lamina propria
D. Lamina densa

136. Intermediate plexus is seen in the____________?

A. Cementum
B. PDL
C. Pulp
D. Dentin

137. The rest of malassez in the periodontal ligament are derived from_____________?

A. Dental pulp
B. Lamina propria
C. Odontogenic epithelium
D. Vestibular lamina

138. The most abundant group of fibres in the PDL are_____________?

A. Trans-septal
B. Horizontal
C. Oblique
D. Apical

139. True about osteoclasts_____________?

A. Monocytes are precursor cells of osteoclasts
B. The plasma membrane of osteoclasts adjacent to bone that is being resorbed is known as striated or ruffled border
C. Contain lysosomes with acid phosphates
D. All of the above are true

140. Sharpey’s fibres are present in_______________?

A. Bone
B. Periosteum
C. Periodontal ligament
D. All of the above