CHAPTER 1 HOTTEL EFDA BOOK
EXAM WITH CORRECT QUESTIONS
AND ANSWERS 2025
what is an anatomical crown - CORRECT-ANSWEERSportion that extends from the
incisal or occl surface to the CEJ
Clinical crown - CORRECT-ANSWEERSVisible portion of tooth from gums to incisal or
occl surface
furrow - CORRECT-ANSWEERSconcavity from CEJ to furcation
contact area - CORRECT-ANSWEERSArea of the mesial or distal surface of a tooth that
touches the adjacent tooth in the same arch
purpose of a contact area - CORRECT-ANSWEERS1. keep food from packing between
teeth
2. stabilize the arch
, what happens when there is no proximal contact - CORRECT-ANSWEERS1. Food can
become impacted and result in build up
2. teeth may shift
what is an embrasure - CORRECT-ANSWEERSTriangular space between teeth
insical/occl
facial/buccal
lingual
gingival
Enamel - CORRECT-ANSWEERS1. hard, outermost layer of a tooth
2. made up of ameloblasts
3. enamel formation is completed 3 years before eruption in permanent teeth
Dentin - CORRECT-ANSWEERS1. second layer off tooth, softer
2. made of odontoblasts
3. surrounds the pulp chamber
EXAM WITH CORRECT QUESTIONS
AND ANSWERS 2025
what is an anatomical crown - CORRECT-ANSWEERSportion that extends from the
incisal or occl surface to the CEJ
Clinical crown - CORRECT-ANSWEERSVisible portion of tooth from gums to incisal or
occl surface
furrow - CORRECT-ANSWEERSconcavity from CEJ to furcation
contact area - CORRECT-ANSWEERSArea of the mesial or distal surface of a tooth that
touches the adjacent tooth in the same arch
purpose of a contact area - CORRECT-ANSWEERS1. keep food from packing between
teeth
2. stabilize the arch
, what happens when there is no proximal contact - CORRECT-ANSWEERS1. Food can
become impacted and result in build up
2. teeth may shift
what is an embrasure - CORRECT-ANSWEERSTriangular space between teeth
insical/occl
facial/buccal
lingual
gingival
Enamel - CORRECT-ANSWEERS1. hard, outermost layer of a tooth
2. made up of ameloblasts
3. enamel formation is completed 3 years before eruption in permanent teeth
Dentin - CORRECT-ANSWEERS1. second layer off tooth, softer
2. made of odontoblasts
3. surrounds the pulp chamber