NATIONAL BOARD DENTAL HYGIENE
PACKAGE DEAL 2026 FULL QUESTIONS
AND CORRECT ANSWERS PASSED
⩥ What fibers of the PDL are the most prominent? Answer: Oblique
fibers
⩥ Stillman's cleft Answer: v shaped loss of gingiva. Due to bad flossing
habits
⩥ McCall's festoon Answer: innertube shaped swelling at the marginal
gingiva
⩥ Drug induced gingival hyperplasia Answer: Dilantin (Phenytoin)
Procardia (Nifedipine)
Cyclosporin (immunosuppressant)
⩥ dihiscence Answer: loss of alveolar bone
oval shaped root exposure apical to CEJ
⩥ Fenestration Answer: a window-like opening in the bone covering the
root of a tooth bordered by alveolar bone on the coronal aspect of the
tooth.
,⩥ Bacteria shape present in early plaque formation Answer: cocci
shaped, aerobic
⩥ Bacteria shape in periodontal disease Answer: baccilli, anaerobic
⩥ Bacteria shape present in NUG/NUP Answer: spirochetes
⩥ periodontal bacteria in health Answer: aerobic, cocci, gram +
⩥ Periodontal bacteria in diease Answer: anaerobic, baccilli, gram -
⩥ Names of the bacteria that cause periodontal disease Answer: P.
Gingivalis
F. Nucletum
T. Forsythia
A. Actinomycetescomatins
⩥ Bacteria responsible for NUG Answer: P. Gingivalis
T. Dentacolo
P. Intermedian
Fusobactrium
,⩥ Bacteria responsible for caries Answer: S. Mutans
Lactobacillus
S. Sobrinus
⩥ What bacteria is most commonly associated with aggressive
periodontitis Answer: A. Actinomycetescomatins
⩥ Is plankton plaque adherent or non adherent? Answer: non adherent
⩥ how do endotoxins contribute to tissue destruction? Answer:
Stimulate osteoclast
⩥ periodontal disease Answer: apical migration of the junctional
epithelium
⩥ CAL Answer: measures attachment loss
CEJ to base of pocket
⩥ What instrument is best to detect a furcation Answer: Nabers Probe
⩥ Suprabony pocket Answer: The pocket is located above the level of
the bone, NOT visible on a radiograph.
, ⩥ Infrabony pocket Answer: base of pocket is apical to crest of alveolar
bone
⩥ Does occlusal trauma cause periodontal disease Answer: No
⩥ Primary Herpetic Gingivostomatitis Answer: HSV type 1
usually affects children younger than 6
Inflamed, enlarged marginal gingiva; gingival bleeding
pin point vesicles -> ulcers throughout the mouth and lips w/ sig pain
Malise
low grade fever
sore throat, lymphadenopathy
doesnt want to drink water
⩥ Is a patient with down syndrome at a greater risk for caries Answer:
No, but they are at an increased risk for perio
⩥ How to treat NUG/NUP Answer: Tetracycline
⩥ Can a periodontal abscess be a result of periodontal debridement
Answer: yes
PACKAGE DEAL 2026 FULL QUESTIONS
AND CORRECT ANSWERS PASSED
⩥ What fibers of the PDL are the most prominent? Answer: Oblique
fibers
⩥ Stillman's cleft Answer: v shaped loss of gingiva. Due to bad flossing
habits
⩥ McCall's festoon Answer: innertube shaped swelling at the marginal
gingiva
⩥ Drug induced gingival hyperplasia Answer: Dilantin (Phenytoin)
Procardia (Nifedipine)
Cyclosporin (immunosuppressant)
⩥ dihiscence Answer: loss of alveolar bone
oval shaped root exposure apical to CEJ
⩥ Fenestration Answer: a window-like opening in the bone covering the
root of a tooth bordered by alveolar bone on the coronal aspect of the
tooth.
,⩥ Bacteria shape present in early plaque formation Answer: cocci
shaped, aerobic
⩥ Bacteria shape in periodontal disease Answer: baccilli, anaerobic
⩥ Bacteria shape present in NUG/NUP Answer: spirochetes
⩥ periodontal bacteria in health Answer: aerobic, cocci, gram +
⩥ Periodontal bacteria in diease Answer: anaerobic, baccilli, gram -
⩥ Names of the bacteria that cause periodontal disease Answer: P.
Gingivalis
F. Nucletum
T. Forsythia
A. Actinomycetescomatins
⩥ Bacteria responsible for NUG Answer: P. Gingivalis
T. Dentacolo
P. Intermedian
Fusobactrium
,⩥ Bacteria responsible for caries Answer: S. Mutans
Lactobacillus
S. Sobrinus
⩥ What bacteria is most commonly associated with aggressive
periodontitis Answer: A. Actinomycetescomatins
⩥ Is plankton plaque adherent or non adherent? Answer: non adherent
⩥ how do endotoxins contribute to tissue destruction? Answer:
Stimulate osteoclast
⩥ periodontal disease Answer: apical migration of the junctional
epithelium
⩥ CAL Answer: measures attachment loss
CEJ to base of pocket
⩥ What instrument is best to detect a furcation Answer: Nabers Probe
⩥ Suprabony pocket Answer: The pocket is located above the level of
the bone, NOT visible on a radiograph.
, ⩥ Infrabony pocket Answer: base of pocket is apical to crest of alveolar
bone
⩥ Does occlusal trauma cause periodontal disease Answer: No
⩥ Primary Herpetic Gingivostomatitis Answer: HSV type 1
usually affects children younger than 6
Inflamed, enlarged marginal gingiva; gingival bleeding
pin point vesicles -> ulcers throughout the mouth and lips w/ sig pain
Malise
low grade fever
sore throat, lymphadenopathy
doesnt want to drink water
⩥ Is a patient with down syndrome at a greater risk for caries Answer:
No, but they are at an increased risk for perio
⩥ How to treat NUG/NUP Answer: Tetracycline
⩥ Can a periodontal abscess be a result of periodontal debridement
Answer: yes
