Podcast
Questions and Answers
A well-organized community of bacteria that adheres to surfaces and is embedded in an extracellular slime layer is termed:
A well-organized community of bacteria that adheres to surfaces and is embedded in an extracellular slime layer is termed:
- Anerobic
- Biofilm (correct)
- Bacteria microcolony
- Aerobic
Bacteria attachment zones can be defined into distinct areas, select the most appropriate response:
Bacteria attachment zones can be defined into distinct areas, select the most appropriate response:
- Anterior and posterior
- Supra and sub gingival
- Tooth attached, tissue attached & unattached (correct)
- Enamel, cementum & dentine
Bacteria that have a double cell membranes and that do not stain purple with crystal violet are called:
Bacteria that have a double cell membranes and that do not stain purple with crystal violet are called:
- Anaerobic (correct)
- Gram positive
- Gram negative
- Aerobic
Microbial plaque is considered the primary cause of periodontal disease:
Microbial plaque is considered the primary cause of periodontal disease:
Plaque biofilms are best removed by using mouthwash and adjustive chemical agents
Plaque biofilms are best removed by using mouthwash and adjustive chemical agents
The term biofilm can be defined as a complex dynamic microbial community embedded within extracellular matrix
The term biofilm can be defined as a complex dynamic microbial community embedded within extracellular matrix
The term biofilm can be defined as a simple dynamic microbial community embedded within extracellular matrix
The term biofilm can be defined as a simple dynamic microbial community embedded within extracellular matrix
Which of the following would be most effective in controlling the bacteria in a dental plaque biofilm?
Which of the following would be most effective in controlling the bacteria in a dental plaque biofilm?
Which structure of a biofilm facilitates the movement of nutrients to the bacteria?
Which structure of a biofilm facilitates the movement of nutrients to the bacteria?
