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Medical Science Mcqs 5254 MCQs [All-Courses]

Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

In multirooted teeth, formation of multiple roots is due to presence of_____________?

A Epithelial diaphragm

B Cell rests of Malassez

C Toot bud division or bell stage

D None of the above

Review Detailed Answer

Correct Answer: Epithelial diaphragm

First appearance of tooth formation occurs in____________?

A 6th week IU

B 2nd week IU

C 9th week IU

D 4th week IU

Review Detailed Answer

Correct Answer: 6th week IU

Disturbance during the morphodifferentition stage of tooth development will result in______________?

A Change in number of teeth

B Ameloblastoma

C Change in form and shape of the teeth

D Hypoplasia

Review Detailed Answer

Correct Answer: Change in form and shape of the teeth

Dental papilla gives rise to_____________?

A Pulp only

B Pulp & Dentin

C Pulp & Periodontal ligament

D All of the above

Review Detailed Answer

Correct Answer: Pulp & Dentin

The bud, cap and bell stage of the developing tooth are based, on growth of the______________?

A Stellate reticulum

B Dental papilla

C Enamel organ

D Dental sac

Review Detailed Answer

Correct Answer: Enamel organ

Enamel can act in a sense like a_______________?

A Permeable membrane

B Impermeable membrane

C Semipermeable membrane

D Infrapermeable membrane

Review Detailed Answer

Correct Answer: Semipermeable membrane

Dark bonds that are present in enamel rods at intervals of 4 μms are______________?

A Neonantal bands

B Cross striations

C Striae of Retzius

D Hunter-Schregar bands

Review Detailed Answer

Correct Answer: Cross striations

The average width of enamel rods is______________?

A 10mm

B 5mm

C 2mm

D 0.5mm

Review Detailed Answer

Correct Answer: 5mm

The shallow furrows on the enamel surface, where stria of Retzius end are known as _______________ ?

A Cracks

B Pellicle

C perikymata

D Enamel lamellae

Review Detailed Answer

Correct Answer: perikymata

The key hole, pattern appearance in the cross section is feature of______________?

A Aprismatic enamel

B Prismatic enamel

C Intertubular dentin

D Intratubular dentin

Review Detailed Answer

Correct Answer: Prismatic enamel

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

In multirooted teeth, formation of multiple roots is due to presence of_____________?

First appearance of tooth formation occurs in____________?

Disturbance during the morphodifferentition stage of tooth development will result in______________?

Dental papilla gives rise to_____________?

The bud, cap and bell stage of the developing tooth are based, on growth of the______________?

Enamel can act in a sense like a_______________?

Dark bonds that are present in enamel rods at intervals of 4 μms are______________?

The average width of enamel rods is______________?

The shallow furrows on the enamel surface, where stria of Retzius end are known as _______________ ?

The key hole, pattern appearance in the cross section is feature of______________?