Exam 1 Lecture 1

Question 1

1st way to diagnose diseased periodontium?

Answer 1

Probing Depth

Question 2

What is the range of probing depth for a normal/healthy periodontium?

Answer 2

0-3 mm

Question 3

Name the 2 types of furcation probes?

Answer 3

vertical and horizontal

Question 4

How do you know you have a periodontal abscess?

Answer 4

deep probing depth of 9-12 mm

associated with CAL

Question 5

When probing, how do you know the periodontium is diseased?

Answer 5

Bleeding on probing

Question 6

Bleeding on probing indicates what 3 things?

Answer 6

1) active disease
2) presence of microbial biofilm/plaque
3) ulcerative sulcus/pocket epithelium

Question 7

What is the CAL when the GM = CEJ and PD = 6 mm?

Answer 7

6 + 0 = 6 mm

Question 8

What is the CAL when the GM is 3 mm coronal to CEJ and the PD is 9 mm?

Answer 8

9 - 3 = 6 mm

Question 9

What is the CAL when the GM is 3 mm apical to CEJ and the PD is 3 mm?

Answer 9

3 + 3 = 6 mm

Question 10

What is biological width? (2 definitions; 1 from radiograph and 1 describing the tissue)

Answer 10

CEJ to crest of alveolar bone OR

junctional epithelium + connective tissue attachment

Question 11

The average width of biological attachment?

Answer 11

2 mm

Question 12

When diagnosing disease, what are 4 things you can see with your eyes to begin thinking the tissue is diseased or healthy?

Answer 12

gingival color, contour, consistency, & texture

Question 13

Healthy gingival color is?

Answer 13

coral pink

Question 14

Healthy gingival contour is?

Answer 14

scalloped outline
anterior = papillae pyramidal
posterior = papillae slightly pyramidal
(she mentioned blunted too?)

Question 15

Healthy consistency is?

Answer 15

firm and resilient

Question 16

Healthy texture is?

Answer 16

stippling

Question 17

Plaque and trauma can cause the gingiva to what?

Answer 17

recede

Question 18

Thin genetic gingiva is predisposed to what?

Answer 18

recession

Question 19

Furcation probes are AKA?

Answer 19

Nabors probes

Question 20

Average width of the PDL in adults?

Answer 20

0.17 mm

Question 21

What measurements for Tooth mobility is Class I?

Answer 21

> 0.2 mm but

Question 22

What measurements for Tooth mobility is Class II?

Answer 22

> 1 mm

Question 23

What measurements for Tooth mobility is Class III?

Answer 23

> 1 mm + axial displacement (depressible)

Question 24

Name some ways we can clinically diagnose periodontal disease?

Answer 24

PD
BOP
CAL
Width of attached gingiva
Gingival recession
Furcation involvement
Tooth mobility
Radiographic evidence
plaque and calculus

Question 25

What is most often the cause of gingivitis?

Answer 25

plaque

Question 26

What are 2 stages of life that can modify someone’s gingiva and cause gingival disease?

Answer 26

puberty

pregnancy

Question 27

What 2 diseases can cause gingival disease?

Answer 27

diabetes

leukemia

Question 28

Medications often cause gingival enlargement. What 3 medications do this?

Answer 28

Phenytoin sodium (Dilantin)
Cyclosporine (Sandimmune)
Ca Channel Blockers (Nifedipine)

Question 29

Name 3 bacteria that can cause gingival disease?

Answer 29

Neisseria gonorrhea
Treponema pallidum
Streptococcal (beta-hemolytic)

Question 30

Name 2 viruses that can cause non-plaque induced gingival disease?

Answer 30

Herpes I & II

Varicella-zoster

Question 31

Name 3 fungi that can cause non-plaque induced gingival disease?

Answer 31

Candida albicans
Histoplasmosis
Linear gingival erythema

Question 32

Name 2 gingival manifestations of systemic conditions?

Answer 32

Mucocutaneous Disorders

Allergic Reactions

Question 33

Name 3 Mucocutaneous disorders?

Answer 33

Lichen planus
Pemphigoid
Lupus Erythematosus

Question 34

What are the 2 types of periodontitis?

Answer 34

Chronic

Aggressive

Question 35

How do you differentiate localized from generalized chronic periodontitis?

Answer 35

30%

30% = general

Question 36

How do you differentiate localized from generalized aggressive periodontitis?

Answer 36

1 tooth or many

Question 37

What are the components of the periodontium?

Answer 37

gingiva
periodontal ligament
cementum
alveolar bone proper

Question 38

When measuring probing depth using a furcation probe, you measure straight on the palatal and distal, but ____ on the mesial?

Answer 38

mesial-palatal

Question 39

What legal responsibilities to dentist’s have?

Answer 39

Must diagnose disease, inform patient of existing disease, must offer treatment or refer appropriately, and must treat to standard of care.