Dental Anatomy EFDA Exam Questions and Answers 100% Pass

Dental Anatomy EFDA Exam
Questions and Answers 100% Pass

Dental Morphology - ✔✔The study of the structure and form of the teeth

Bud Stage - ✔✔1st stage of odontogenesis (origin of the tooth)

Bud stage - ✔✔Initiation begins when tooth begins formation from the dental lamina
(begins in utero appr. 13-16 weeks

Bud Stage - ✔✔Epithelium thickens

-U shape

-eventually 20 localized thickenings correspond to future primary dentition

Bud Stage - ✔✔Successional lamina

-forms lingual

-permanent teeth

-slower growth

Cap Stage - ✔✔Bud of tooth grows and changes shape

Cap Stage - ✔✔Proliferation

-Ectoderm (crown, skin, hair, nails)

Cap Stage - ✔✔Primary embryonic Mesoderm layer develops into connective tissue




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, Cap Stage - ✔✔Forms the dental sac

Cap Stage - ✔✔Matures dentin, cementum and pulp of tooth

Bell Stage - ✔✔Histodifferation takes place

-Specialization of cells

Bell Stage - ✔✔Ameloblasts- Enamel forming cells

Dentoblasts- Forms Dentin

Cementoblasts- Forms cementum

Apposition - ✔✔Maturation stage

Odontogenesis reaches completion

Enamel, Dentin & Cementum are formed in layers and fuse together in the appropriate
manner

Apposition - ✔✔Calcification occurs

-last development stage prior to eruption

Enamel Dysplasia - ✔✔Disturbance of apposition

- opaque spots

-rough enamel

- weakened tooth structure

Eruption - ✔✔Movement of teeth as it emerges through surrounding tissue

Attrition - ✔✔Wearing away of the life cycle of the tooth on the incisal or ccclusal
surfaces during eruption

Clinical crown - ✔✔That part seen above the gingiva


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