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Morphology
Tissue Destruction
Bacteria
More Bacteria
Types of Bacteria
100
This bacterial shape is generally round but can be ovoid.
What is cocci?
100
Bacterial waste products that can cause direct tissue damage.
What are exotoxins?
100
Most common periodontal pathogen. Also found in the GI and respiratory tract.
What is P. gingivalis?
100

These two facultative anaerobe bacterial genius are gram-positive and are common is "healthy mouths".

What is staphylococcus (staph) and streptococcus (strep)?

100
Type of bacteria most associated with supragingival calculus.
What are gram-positive filaments?
200
This common shape's official name is bacillus.
What is rod-shaped?
200
Enzymes that breakdown peptide bonds in collagen.
What is collagenase?
200
Associated with pregnancy gingivitis.
What is P. intermedia?
200
An acidophilic early colonizer with co-aggregation capabilities.
What is S. mutans?
200
Found on the superficial layers of subcalculus.
What are gram-negative filaments?
300
This bacteria is twisted.
What is spiral or spirochetes?
300
Also considered beneficial for digestion, this enzyme that breaks down proteins and peptides.
What is protease?
300
Anaerobic, gram negative spindle shaped rod that is a great co-aggregator and therefore plays a critial role in biofilm formation.
What is F. nucleatum?
300
Bacteria that is 3x more likely to be found in the biofilm of a smoker.
What is A. actinomycetemcomitans?
300

Epithelial associated and non-adherent bacteria connected with more active disease. 

What are gram-negative rods and spirochetes?

400
This bacteria can assume several shapes.
What is pleomorphic?
400
A toxin that is present inside a bacterial cell and is released when the cell disintegrates.
What is an endotoxin?
400
Associated with NUP/NUG.
What is T. denticola?
400

These are acidophilic opportunistic settlers that love carbohydrates and are associated with active established caries.

What are lactobacilli?

400

Early colonizers.

What are gram-positive aerobes?

500

These bacteria have protein structures that act like propellers, helping the bacteria move and grab onto other organisms. 

What is filamentous bacteria?

500
An enzyme that breaks down hyaluronic acid which is a chief component of extracellular matrix.
What is hyaluronidase?
500
Associated with endocarditis.
What is S. mitis?
500

The three primary bacteria of the "red complex".

What are P. gingivalis, T. forsynthia, and T. denticola?

500
Late colonizers.
What gram-negative anaerobes?