MCQs of Oral Anatomy – Decidous dentition

Which of the following decidous molars bears the greatest resemblance to a premolar .

The largest mesiodistal diameter in primary dentition is:

Primary dentition period is:

How many cusps does the crown of the maxillary first primary molar have?

Which of the following has the maximum faciolingual diameter of the crown:

How many roots does a primary maxillary first molar have:

The primary teeth that present the most outstanding morpholgic deviations from permanent teeth are:

Roots of primary and secondary teeth are different in that the primary roots are more divergent and flaring. The other difference :

The primary lateral incisors begin to calcify about the:

When viewed occlusally, a primary mandibular second molar closely resembles which of the following mandibular teeth?

In the majority of situations, that first decidous tooth to erupt is the:

Pulp chambers and roots canals in decidous teeth:

Cervical bulge. True is:

Primary teeth differ from permanent teeth in following aspects ?

Which statement is correct about decidous dentition?

Transverse ridge is prominent on occlusal surface of which of the following decidous teeth?

How many pulpal horns are there in the mandibular second primary molar?

The highest ( longest ) and sharpest cusp on the decidous mandibular first molar is:

Cusp of carbaelli can be considered a normal finding on:

Mesiodistal width is more than cervico- incisal length of crown in:

With respect to their permanent successors the sum of the mesidodistal diameters of the first and second decidous molar is generally .

Among the difference between teeth in the decidous and the permanent dentition is that:

The direction of enamel rods in decidous teeth is:

Difference between primary and permanent enamel is:

What is the thickness of the layer of primsless enamel found in primary teeth

The sharpest cusp of primary first molar tooth is:

The pulp of first primary molar contains:

Which among the following is NOT a common finding of the decidous dentition?

The crowns and roots of primary molar at their cervical portions are more

Resorption of root of primary incisors starts at

During the development of a tooth, sound coalescence of the lobes results in