Dental anatomy efda harcum questions
and answers with solutions
Crest - ANSWER Highest point of a structure
Creat of curvature - ANSWER Highest point of the curve on a tooth
Crest of curvature aka - ANSWER Height of contour
Crest of curvature does what - ANSWER Protects the gingiva by directing food away from the
gingiva
Interproximal space - ANSWER Triangular shaped area cervical to the contact area of two
adjoining teeth
What is the interproximal space filled with - ANSWER Gingival tissue called interdental papilla
Embrasures - ANSWER Interproximal space occlusal to the contact area of adjacent teeth in the
same arch
What do embrasures do - ANSWER Helps keep food from being forced into the contact areas
between the teeth
What is enamel - ANSWER Calcified substance that covers the entire a topical crown of the Roth
and protects the dentin
What is the hardest tissue in the human body - ANSWER Enamel
, What is enamel composed of - ANSWER Millions of calcified enamel prism and enamel rods
What is Dentin - ANSWER Light yellow substance; more radiolucent than enamel; very porous
Denton is what? - ANSWER Harder than home softer than enamel
What is the largest substance of the tooth - ANSWER Dentin
Dentin transmits what? - ANSWER Pain stimuli by way of dentinal fibers. It has constant growth
and repair
Cementum - ANSWER Bone like tissue that covers the roots of he teeth in a thin layer
Where is the radicular pulp - ANSWER In the root
Where is the coronal pulp - ANSWER In the crown
Dental pulp - ANSWER Contains blood vessels and nerves that enter through the apical foramen
What does the dental pulp do? - ANSWER Formation of dentin; provides sensation to the tooth;
responds to irritation
Periodontium consists of? - ANSWER 1. Cementum
2. Bone that holds max and mand
3. Periodontal ligament
4 gingiva
and answers with solutions
Crest - ANSWER Highest point of a structure
Creat of curvature - ANSWER Highest point of the curve on a tooth
Crest of curvature aka - ANSWER Height of contour
Crest of curvature does what - ANSWER Protects the gingiva by directing food away from the
gingiva
Interproximal space - ANSWER Triangular shaped area cervical to the contact area of two
adjoining teeth
What is the interproximal space filled with - ANSWER Gingival tissue called interdental papilla
Embrasures - ANSWER Interproximal space occlusal to the contact area of adjacent teeth in the
same arch
What do embrasures do - ANSWER Helps keep food from being forced into the contact areas
between the teeth
What is enamel - ANSWER Calcified substance that covers the entire a topical crown of the Roth
and protects the dentin
What is the hardest tissue in the human body - ANSWER Enamel
, What is enamel composed of - ANSWER Millions of calcified enamel prism and enamel rods
What is Dentin - ANSWER Light yellow substance; more radiolucent than enamel; very porous
Denton is what? - ANSWER Harder than home softer than enamel
What is the largest substance of the tooth - ANSWER Dentin
Dentin transmits what? - ANSWER Pain stimuli by way of dentinal fibers. It has constant growth
and repair
Cementum - ANSWER Bone like tissue that covers the roots of he teeth in a thin layer
Where is the radicular pulp - ANSWER In the root
Where is the coronal pulp - ANSWER In the crown
Dental pulp - ANSWER Contains blood vessels and nerves that enter through the apical foramen
What does the dental pulp do? - ANSWER Formation of dentin; provides sensation to the tooth;
responds to irritation
Periodontium consists of? - ANSWER 1. Cementum
2. Bone that holds max and mand
3. Periodontal ligament
4 gingiva
