EFDA HOTTEL FINAL EXAM STUDY GUIDE TEST BANK |REAL QUESTIONS AND
ANSWERS|NEWEST UPDATE|GRADED A+
Anatomical crown vs clinical crown - (ANSWER)Anatomical - crown covered by enamel; covered by
gingiva
Clinical - crown portion that is NOT covered by gingiva
Furrow root - (ANSWER)Concavity that extends to the C.E.J
Contact areas serve 3 purposes - (ANSWER)1. Prevent food trapping
2. Stabilizes dental arch
3. Protects the Gingiva from trauma during mastication.
Define Embrasures - (ANSWER)•spaces between the teeth that are occlusal to the contact areas; also
referred to as "spillways"
Name all Embrasures - (ANSWER)Gingival
Facial
Lingual
Occlusal/incisal
Every tooth is composed of ... - (ANSWER)Enamel, dentin, cementum and pulp
Define tooth enamel - (ANSWER)Protective
Covers the anatomical crown
Color varies w/ age
Hardest tissue in the body
What is enamel composed of? - (ANSWER)Rods that are formed as cells called ameloblast
,EFDA HOTTEL FINAL EXAM STUDY GUIDE TEST BANK |REAL QUESTIONS AND
ANSWERS|NEWEST UPDATE|GRADED A+
Define tooth enamel percentage make up - (ANSWER)95% inorganic matter
5% organic
Define dentin - (ANSWER)Is the bulk of each tooth
Provides support for enamel
What does dentin surround? - (ANSWER)pulp cavity that contains blood and nerves
What does dentin protect? - (ANSWER)Protects the pulp and insulates it from the outside stimuli
3 major types of dentin - (ANSWER)1)Primary.
2) Secondary.
3) Reparative.
What hard dental tissue covers the anatomical rods of teeth and is formed by cells? -
(ANSWER)Cementum
What color is cementum? - (ANSWER)Light yellow in color
True or false
Cementum has no blood supply or it's own but derives it's nutrition from the periodontal ligament which
it's attached - (ANSWER)TRUE
What are the two types of cementum? - (ANSWER)1. acellular cementum
2. cellular cementum
Define acellular cementum - (ANSWER)forms during tooth formation and eruption
, EFDA HOTTEL FINAL EXAM STUDY GUIDE TEST BANK |REAL QUESTIONS AND
ANSWERS|NEWEST UPDATE|GRADED A+
Define cellular cementum - (ANSWER)Forms after tooth eruption in the apical third of the root.
Define the dental pulp - (ANSWER)Provides developmental, protective and sensory mechanisms of the
tooth and the nutrients and metabolic necessary to sustain its life.
Dentin surrounds the pulp except at the .. - (ANSWER)Apical foramen
Name 4 functions the pulp serves - (ANSWER)1. Formative
2. Nutrition
3. Sensory
4. Protection
In the process of cavity preparation and restoration, the pulp can be harmed by -
(ANSWER)temperature, air, pressure, some cavity liners, sterilized clean and dry area
What tooth does not have a transverse ridge? - (ANSWER)Mandibular 2nd premolar
define dental fossa - (ANSWER)An irregular depression and concavity on the surface of
anterior/posterior teeth
Name the 4 major fossa's - (ANSWER)Lingual fossa (anterior teeth)
Central fossa found on molars
Central fossa found on premolars
Mesial/distal triangular fossa
A triangular fossa is always boarded by? - (ANSWER)3 developmental ridges
ANSWERS|NEWEST UPDATE|GRADED A+
Anatomical crown vs clinical crown - (ANSWER)Anatomical - crown covered by enamel; covered by
gingiva
Clinical - crown portion that is NOT covered by gingiva
Furrow root - (ANSWER)Concavity that extends to the C.E.J
Contact areas serve 3 purposes - (ANSWER)1. Prevent food trapping
2. Stabilizes dental arch
3. Protects the Gingiva from trauma during mastication.
Define Embrasures - (ANSWER)•spaces between the teeth that are occlusal to the contact areas; also
referred to as "spillways"
Name all Embrasures - (ANSWER)Gingival
Facial
Lingual
Occlusal/incisal
Every tooth is composed of ... - (ANSWER)Enamel, dentin, cementum and pulp
Define tooth enamel - (ANSWER)Protective
Covers the anatomical crown
Color varies w/ age
Hardest tissue in the body
What is enamel composed of? - (ANSWER)Rods that are formed as cells called ameloblast
,EFDA HOTTEL FINAL EXAM STUDY GUIDE TEST BANK |REAL QUESTIONS AND
ANSWERS|NEWEST UPDATE|GRADED A+
Define tooth enamel percentage make up - (ANSWER)95% inorganic matter
5% organic
Define dentin - (ANSWER)Is the bulk of each tooth
Provides support for enamel
What does dentin surround? - (ANSWER)pulp cavity that contains blood and nerves
What does dentin protect? - (ANSWER)Protects the pulp and insulates it from the outside stimuli
3 major types of dentin - (ANSWER)1)Primary.
2) Secondary.
3) Reparative.
What hard dental tissue covers the anatomical rods of teeth and is formed by cells? -
(ANSWER)Cementum
What color is cementum? - (ANSWER)Light yellow in color
True or false
Cementum has no blood supply or it's own but derives it's nutrition from the periodontal ligament which
it's attached - (ANSWER)TRUE
What are the two types of cementum? - (ANSWER)1. acellular cementum
2. cellular cementum
Define acellular cementum - (ANSWER)forms during tooth formation and eruption
, EFDA HOTTEL FINAL EXAM STUDY GUIDE TEST BANK |REAL QUESTIONS AND
ANSWERS|NEWEST UPDATE|GRADED A+
Define cellular cementum - (ANSWER)Forms after tooth eruption in the apical third of the root.
Define the dental pulp - (ANSWER)Provides developmental, protective and sensory mechanisms of the
tooth and the nutrients and metabolic necessary to sustain its life.
Dentin surrounds the pulp except at the .. - (ANSWER)Apical foramen
Name 4 functions the pulp serves - (ANSWER)1. Formative
2. Nutrition
3. Sensory
4. Protection
In the process of cavity preparation and restoration, the pulp can be harmed by -
(ANSWER)temperature, air, pressure, some cavity liners, sterilized clean and dry area
What tooth does not have a transverse ridge? - (ANSWER)Mandibular 2nd premolar
define dental fossa - (ANSWER)An irregular depression and concavity on the surface of
anterior/posterior teeth
Name the 4 major fossa's - (ANSWER)Lingual fossa (anterior teeth)
Central fossa found on molars
Central fossa found on premolars
Mesial/distal triangular fossa
A triangular fossa is always boarded by? - (ANSWER)3 developmental ridges
