Final

Question 1

Primary vs Secondary Occlusal Trauma

Answer 1

injury to HEALTHY periodontium resulting from heavy occlusal forces
vs
injury to DAMAGED periodontium (periodontitis) from normal or excessive forces

Question 2

Functional vs Parafunctional

Answer 2

chewing
vs
clenching/grinding

Question 3

Biologic Width

Answer 3

portion of the tooth covered by JE, connective tissue and supragingival fibers
*2.07mm length you don’t want to exceed

Question 4

Autograft

Answer 4

bone taken from patient; body or jaw

Question 5

Allograft

Answer 5

bone taken from cadaver

Question 6

Xenograft

Answer 6

graft taken from pig/cow bone

Question 7

Alloplast

Answer 7

synthetic bone material

Question 8

Medications that cause gingival enlargement

Answer 8

Anticonvulsants [Dilantin/Phenytoin]
Calcium Channel Blockers [Nifedipine]
Immunosuppressives [cyclosporins]

Question 9

Histology of cells

Answer 9

Initial - neutrophils [2-4]
Early - lymphocytes [4-7]
Advanced - plasma [7-21, no bone loss]
Established - osteoclast [21+, bone loss] *refer out

Question 10

Gram [-] bacteria attached to epithelium

Answer 10

Porphyromonas gingivalis​
Prevotella intermedia​
Tannerella forsythia​
Fusobacterium nucleatum​
A. Actinomyesis

Question 11

Bone Defects

Answer 11

1 wall = hemiseptum
2 wall = crater
3 wall = infrabony
4 wall = circumferential, moat/trench

Question 12

Incidence

Answer 12

of NEW cases in a population over a period of time

Question 13

Prevalence

Answer 13

of new + old cases of a disease at a given time

Question 14

Dehisence

Answer 14

dip in tissue (recession)

Question 15

Fenestration

Answer 15

window on the root surface

Question 16

Radiographic signs of periodontitis

Answer 16

widened PDL
increased lamina dura
bone loss in furcation