Microbes in oral health and disease

Question 1

What are the pro’s of the balance of disease?

Answer 1

• Immune system
• Vaccines
• Antimicrobial agents

Question 2

What are the con’s of the balance of disease?

Answer 2

-Immuno-suppression
-Virulence factors
-Resistance

Question 3

What are examples of innate immune barriers?

Answer 3

Skin
Mucous membranes
Connective tissue

Question 4

What are some antimicrobial actions of saliva?

Answer 4

-Lysozymes
-Lactoferrin
-Leucocytes
-secretory IgA

Question 5

What is the life cycle of a parasite?

Answer 5

Enter/attaches to host
Consolidation/multiplication in host
Cause harm
Release from host
Dissemination and transmission

Question 6

What are virulence factors of microbes?

Answer 6

Motility (flagella)
Adhesion (pili/fimbriae)
Colonisation
Invasion (enzymes/toxins)
Spread (immune evasion)

Question 7

What are the three stages of developing a periodontal lesion?

Answer 7

Initial lesion
Early lesion
Established lesion

Question 8

What is hyperplastic gingivitis?

Answer 8

Proliferative response to plaque

Question 9

What is an endodontic infection?

Answer 9

Infection to pulp generally secondary to tooth infections and trauma

Question 10

What doe purulent infection mean?

Answer 10

Infection usually containing or secreting pus

Question 11

What are examples of purulent infection?