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Flashcards in Protozoa Deck (11):
1

Name 3 Protozoa of the oral cavity

- trichomonas tenax
- trichomonas vaginalis
- entamoeba gingivalis

2

Disease caused by trichomonas tenax

Broncho-pulmonary infections

3

Characteristics of trichomonas tenax infn x4

- associated with poor oral hygiene
- presence of mitochondrial, microaerotolerant flagellate
- saprophyte ie dead organic matter
- cysteine proteases and metalloproteases

4

Occurrence of trichomonas tenax

Malnourished
Immunodeficiency
2% in healthy individuals, 21% in periodontal disease

5

Treatment of trichomonas tenax

Metronidazole (single 2g oral dose/500mg twice daily for 7 days)

6

Treatment of trichomonas vaginalis

Metronidazole (single 2g oral dose/500mg twice daily for 7 days)

7

Disease caused by trichomonas vaginalis x6

- cervical neoplasia
- STDs
- atypical pelvic inflammatory disease
- infertility
- urethritis, prostitis, epididymitis
- cervical/prostate cancer

8

Disease caused by entamoeba Gingivalis

- progressive periodontal disease in immuno compromised
- pulmonary abscess
- acute osteomyelitis of the mandible

9

Characteristics of entamoeba Gingivalis infection x3

- presence of mitochondrial, micro-aerotolerant flagellate
- no mitochondria
- ingest microbes/leucocytes and dead organic matter

10

Occurrence of entamoeba Gingivalis

27-69% carriage in periodontal disease
0% in health

11

Characteristics of Protozoa x6

- Single celled eukaryotes
- lack cell wall
- compartmentalisation present
- mitochondria - present/absent
- chloroplasts present
- forms slime molds (many single cell organisms working tgt like a complex organism)