PAPER A240+ Practice Questions Mapped
Oral Pathology & Biofilm Microbiology — ORE Part 1 Sample Questions
Odontogenic cysts, salivary neoplasms, oral candidiasis, and plaque biofilm microbiology for ORE Part 1. Practice Single Best Answer (SBA) questions with evidence-based UK clinical rationale, instant scoring, and adaptive weakness tracking on MentoraMed.
HIGH-YIELD SAMPLE SBA ITEMOfficial Format: Single Best Answer
Which bacterial species is recognized as the primary early colonizer in dental plaque biofilm formation on enamel pellicle?
A. Streptococcus sanguinisCORRECT ANSWER ✓
B. Porphyromonas gingivalis
C. Aggregatibacter actinomycetemcomitans
D. Treponema denticola
lightbulbCLINICAL RATIONALE & GUIDELINE CITATION
Streptococcus sanguinis and Streptococcus gordonii are primary early colonizers that bind directly to salivary pellicle receptors via adhesins.
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