L28. Microbes in Oral Health and Disease

Question 1

Name the 3 stages from healthy host to infectious disease.

Answer 1

1. Mutualism
2. Commensalism
3. Parasitism

Question 2

What does ubiquitous mean in oral health and what does it refer to?

Answer 2

Bacteria are ubiquitous as they can live in different environments

Question 3

What does diverse mean in oral health and what does it refer to?

Answer 3

Bacteria are diverse as they take on many shapes and characteristics

Question 4

What does adaptable mean in oral health and what does it refer to?

Answer 4

Bacteria are adaptable as they can evolve quickly

Question 5

Name 3 virulence factors that are beneficial to bacteria and give an example of each.

Answer 5

1. Motility (flagella)
2. Adhesion (pili/fimbrae)
3. Invasion (enzymes/toxins)

Question 6

Name the condition that is a proliferative response to plaque

Answer 6

Hyperplastic gingivitis

Question 7

What word is used to describe something containing pus?

Answer 7

Purulent

Question 8

What is a haematogenous spread?

Answer 8

When bacteria from the mouth spreads in the blood.