PERIO Final Exam ACTUAL Questions
and CORRECT Answers
What are the five functions of the PDL? - CORRECT ANSWER✔✔- Supportive function,
Sensory function; pressure and pain, Nutritive function; provides nutrients to the cementum
and bone, Formative function and Resorption function
____ is a thin mat of extracellular matrix secreted by the epithelial cells - CORRECT
ANSWER✔✔- basal lamina
______ acts to provide structural support to the gingival tissue. - CORRECT ANSWER✔✔-
Dentogingiva unit
______ results when bone resorption occurs in an uneven, oblique direction. Primarily affects
one tooth - CORRECT ANSWER✔✔- Infrabony
________ is a bowl shaped defect in the interdental alveolar bone loss nearly equal on the
roots of two adjacent teeth. - CORRECT ANSWER✔✔- Osseous defect
Two types of perio pockets: - CORRECT ANSWER✔✔- suprabony: occurs when thee is
horizontal bone loss
infrabony: occrs when there is vertical bone loss
Medications associated with gingival enlargement: - CORRECT ANSWER✔✔-
anticonvulsants, immunosuppressants, calcium channel blockers
_______ a return of destructive periodontitis that had been previously arrested by
conventional periodontal therapy - CORRECT ANSWER✔✔- Recurrent form
_______ periodontitis in a patient who has been monitored over time and exhibits continued
attachment loss. - CORRECT ANSWER✔✔- Refractory from
Perio
, Stage 1: - CORRECT ANSWER✔✔- 1-2mm interdental cal
>15% radio bone loss
Not teeth lost due to perio
Probe depths; 4mm or less
Bone loss mostly horizontal
Perio Stage 2 - CORRECT ANSWER✔✔- PD: 4mm or less
CAL: 3-4mm
bone loss: 15-33%
no tooth loss
Mostly horizontal bone loss
Perio stage 3 - CORRECT ANSWER✔✔- PD: 6mm or greater
CAL: greater than 5mm
bone loss: extend to mid third of root and beyond
tooth loss: 4 or less
Vertical bone loss 3mm or greater
Perio stage 4 - CORRECT ANSWER✔✔- PD: 6mm or more
Cal: 5mm or more
Bone loss: extending to the mid-third or root and beyond
Tooth loss: 5 or more
Perio Grade A - CORRECT ANSWER✔✔- - no additional bone or attachment loss over the
past 5 years
-Low levels of tissue destruction
-non smoker
- no history of diabetes
and CORRECT Answers
What are the five functions of the PDL? - CORRECT ANSWER✔✔- Supportive function,
Sensory function; pressure and pain, Nutritive function; provides nutrients to the cementum
and bone, Formative function and Resorption function
____ is a thin mat of extracellular matrix secreted by the epithelial cells - CORRECT
ANSWER✔✔- basal lamina
______ acts to provide structural support to the gingival tissue. - CORRECT ANSWER✔✔-
Dentogingiva unit
______ results when bone resorption occurs in an uneven, oblique direction. Primarily affects
one tooth - CORRECT ANSWER✔✔- Infrabony
________ is a bowl shaped defect in the interdental alveolar bone loss nearly equal on the
roots of two adjacent teeth. - CORRECT ANSWER✔✔- Osseous defect
Two types of perio pockets: - CORRECT ANSWER✔✔- suprabony: occurs when thee is
horizontal bone loss
infrabony: occrs when there is vertical bone loss
Medications associated with gingival enlargement: - CORRECT ANSWER✔✔-
anticonvulsants, immunosuppressants, calcium channel blockers
_______ a return of destructive periodontitis that had been previously arrested by
conventional periodontal therapy - CORRECT ANSWER✔✔- Recurrent form
_______ periodontitis in a patient who has been monitored over time and exhibits continued
attachment loss. - CORRECT ANSWER✔✔- Refractory from
Perio
, Stage 1: - CORRECT ANSWER✔✔- 1-2mm interdental cal
>15% radio bone loss
Not teeth lost due to perio
Probe depths; 4mm or less
Bone loss mostly horizontal
Perio Stage 2 - CORRECT ANSWER✔✔- PD: 4mm or less
CAL: 3-4mm
bone loss: 15-33%
no tooth loss
Mostly horizontal bone loss
Perio stage 3 - CORRECT ANSWER✔✔- PD: 6mm or greater
CAL: greater than 5mm
bone loss: extend to mid third of root and beyond
tooth loss: 4 or less
Vertical bone loss 3mm or greater
Perio stage 4 - CORRECT ANSWER✔✔- PD: 6mm or more
Cal: 5mm or more
Bone loss: extending to the mid-third or root and beyond
Tooth loss: 5 or more
Perio Grade A - CORRECT ANSWER✔✔- - no additional bone or attachment loss over the
past 5 years
-Low levels of tissue destruction
-non smoker
- no history of diabetes
