Oral Biology Test

Mesenchymal stem cells are multi-potent stem cells which is able to differentiate to adult cell like?

Protein synthesis consist of 2 steps. What are they, and where do they take place?

The biggest different of outcome between repair and regeneration on tissue is tissue scaring.?

In the future, possible dentist can use dental pulp stem cells, 3rd mandibular molar, in cell bank due to their pluri-potent.?

Ethical issues associated with the production of ESCs do apply to iPSCs, which offer a controversial strategy to generate patient-specific stem cell lines.?

Work flow of generating iPSc?

What is Yamanaka’s factors?

What is the biggest conflict of using mesenchymal stem cells?

A growth factor is a naturally occurring substance capable of stimulating cellular growth, proliferation, healing, and cellular differentiation.?

Mesenchymal stem cells can be extracted from marrow and non-marrow.?

Growth factors and their receptors can be grouped into ‘families,’ based upon shared features of ?

Growth factor responsible for repair and regeneration: FGF, fibroblast growth factor.?

Cre-Lox recombination is a site-specific recombinase technology, used to carry out deletions, insertions, translocations and inversions at specific sites?

Repression, or suppression – decrease the rate of gene transcription?

What are the function of transcription factors?

All of the following is a bout of Hertwig’s epithelial root sheath except:

Taste buds contain:

The probable reasons for a high incidence of dental caries in the teenage population relates most directly to:

One of the following occurs during the pre-eruptive phase of a tooth:

All of the structure is the tooth crown except:

Odontogenesis of the primary dentition begins between:

The medial pterygoid follows the same angle as masseter arising from the medial pterygoid plate, where does it attach on the mandible at:

The lateral spread of dental caries is facilitated mostly by the:

The vestibular lamina gives rise to:

The down growth of an epithelial thickening buccal to the dental lamina is known as:

The dental lamina:

The Hertwing’s epithelial root sheath is composed of:

Formation of the nose includes:

Primordium for the permanent dentition appears as an extension of dental lamina into the ectomesenchyme:

The stratum intermedium:

In human’s fertilization normally occurs in:

Actual eruptive movements of tooth occur mainly in a:

The region where the inner and outer enamel epithelium meets at the rim of the enamel organ is known as:

Neural crest cells are a temporary group of cells unique to vertebrates that arise from the embryonic ectoderm cell layer, and in turn give rise to A diverse cell lineage including:

Palatal processes of the maxilla are derived from:

Deglutition problem can lead to:

The cap stage occurs between the:

Complete tongue activity occurs in:

The mesenchymal cells lying adjacent to the inner enamel epithelium:

Shedding is predominantly the:

Concerning cleft lips and cleft palates:

The following is component of the enamel organ except:

The pH at which initiation of caries begins is:

The embryo’s stomodeum is lined by:

The Stomodeum is lined by:

The ectomesenchymal cell condensation just beneath the enamel organ is called:

The function of the inner enamel epithelium is:

All of the following statements about the eruption of a permanent tooth and the exfoliation of its predecessor are true, except:

Advanced bell stage of tooth development refers to:

Taste Buds are located:

One group of structures is entirely derived from the dental sac:

Dental follicle cells:

After fertilization of ovum series of cell division give rise to an egg cell mass called:

The occipital somite’s myotomes give rise to:

The palatal shelves:

All of the following is a function of dental sac except:

The embryological origin of the hyoid bone is:

The tooth in permanent dentition is the most susceptible to dental caries is:

The cell rests of Malassez are derivatives of: