DH 136-Periodontics--Bacteria Host Response

first inflammatory cell to arrive at the inflamed site.

caled a monocytle in the blood

Proteins produced by plasma cells

Considered to be a foreign material (e.g. bacteria)

Cells involved in humoral immunity

Tartgets the human immunodeficiency virus.

What is the loss of clinical connective tissue attachment with subsequent bone loss.

What is the ongoing loss of clinical connective tissus attachment and bone is referred to as periodontal disease

The predominant phagocytic cell is

The Host Response in nature is

The major cells of the immune system are the

What are synthesized and released by plasma cells

The Periodontal diseases are involved in WHAT? immunity

The migration of neutrophils (PMNs) to the site of an invading pathogen is due to:
a) clotting. b) sef-recognition. c) phagocvtosis d) chemotaxosis

Humoral immunity is provided by: a)plasma cells b) B-cells c) T-cells d) neutrophils e) macrophages

Which of the following cells is considered to be phagocytic
a) T-cells
b) B-cells
c) macrophage
d) plasma cells

Neutrophils arrive at the site of infection in the gingival connective tissue from the:
a) blood vessels
b) alveolar bone
c) gingival epithelim
d) periodontal ligament
e) lymph vessels

All of the follwing theories of disease activity may be valid EXCEPT one. Which one is the exception?
a) random burst
b) continuous model
c) asynchronous multiple burst
d) specific burst

Which of the following substances specifically kills neutrophils?
a) Leukotoxin
b) endotoxin
c) ammonia
d) sulfur

All of the following substances released by bacteria are considered toxic to host cells EXCEPT one. Which one is the exceptiion?
a) endotoxin
b) Leukotoxin
c) histamine
d) exotoxin
e) hyaluronidase

The host (body) interacts with microorganism in the pocket via the;
a) saliva
b) crevicular fluid
c) gingival epithelium
d) gingival connective tissue

Which of the following tissue structures acts as a protective barrier for the passage of antigenic substances?
a) gingival connective tissue
b) alveolar bone
c) junctional epithelium
d) hemidesmosomes

The definitiion of phagocytosis is;
a) eat and digest
b) squish and swallow
c) enzymatic degradation
d) chemical degradation

Which of the following substances is a type of cytokine?
a) collagenase
b) proteinase
c) hyaluronidase
d) interleukin-1
e) gelatinase

which of the following substances "coats' the bacteria to aid in phagocytosis?
a) opsonins
b) cytokines
c) collagenases
d) elastases

Which of the following immunoglobulins is found in the saliva/
a) IgA
b) IgG
c) IgM
d) IgD
e) IgE

Which of the following cells predominate in the body's response to periodontitis?
a) T-Lymphocytes
b) B-Lymphocytes
c) neutrophils
d) macrophages

Which of the following system is activated by the antigen (bacteria)/ antibody complex?
a) phagocytosis
b) opsonization
c) complement
d) umoral

occurs within 4 days of plaque

becomes clinically visible

occurs from 2-3 weeks

associated with periodontitis

What Histiopathologic lesion is associated with:
Not clinically visible yet

What Histiopathologic lesion is associated with:
migration of polymorphonuclear leukocytes

What Histiopathologic lesion is associated with:
predominated by plasma cells B-lymphocytes

What Histiopathologic lesion is associated with:
destruction of connective tissue attachment

What Histiopathologic lesion is associated with:
occurs about 7 days after plaque accumlation

page and schroeder's stages and histopathgenesis of perodontal diseases was based on What models

the initial lesion is WHAT dominated

Thw WHAT lesion is considered to be chronic gingivitis

The WHAT lesion is T-cell dominted

B-Lymphocytes predominate in the body's response to WHAT?

whit which of the following histopathologic lesion will a patient experience bone loss/
a) initial
b)early
c) established
d) advanced

In which of the following lesions does clinical gingivitis first appear?
a) initial
b) early
c) established
d) advanced

the inflammatory cells involved in the host's response come frome:
a) blood vessels in the connective tissue
b) lymph nodes in the tissue
c) alveolar bone
d) periodontal ligament
e) cementum

which of thefollowing statments about the histopathologic changes in periodontal diseases is TRUE/
a) the original study was done in 1976
b) research was done on chronic periodontitis patients
c) ther were originally five histologic stages
d) inflammatory changes were clinically detectable in the initial lesion

in which of the following stages is the B-cell found/
a) initial and early
b) early and estadlished
c) established and advanced
d) initial and advanced
e) early and davanced

what percentage of collagen is lost in the connective tissue during the early lesion/
a) 10-20
b) 30-60
c) 50-60
d) 60-70
e) 70-80

which of the following cells makes up the protective wall between the plaque mass and the junctional epithelium/
a) neutrophils
b) plasma cell
c) B-Lymphocytes
d) T-Lymphocytes

in which of the following stages do T-Lymphocytes initially become activted/
a) initial
b) early
c) estadlished
d) advaced