Final answer:
Trench mouth, also known as acute necrotizing ulcerative gingivitis, is a severe form of gingivitis characterized by erosion of the gums, ulcers, pain with chewing, and halitosis. Prevotella intermedia, Fusobacterium species, and Treponema vicentii are commonly involved bacteria.
Step-by-step explanation:
Trench mouth, also known as acute necrotizing ulcerative gingivitis, is a mixed bacterial spirochetal infection of the gingival edge. It is a severe form of gingivitis characterized by erosion of the gums, ulcers, substantial pain with chewing, and halitosis. Prevotella intermedia, Fusobacterium species, and Treponema vicentii are commonly involved bacteria in trench mouth.