A man who had suffered from displaced fracture of mandible complains of pain in-old fracture site near mental foramen. There is a movable tender mass on palpation in the area The best preoperative diagnosis is_______________?

A man who had suffered from displaced fracture of mandible complains of pain in-old fracture site near mental foramen. There is a movable tender mass on palpation in the area The best preoperative diagnosis is_______________?

A. Neuroleiomyoma
B. Neurofibroma
C. Trigeminal neuralgia
D. Traumatic neuroma

Which of the following is a reactive lesion of the gingiva that may demonstrate bone radiographically and often even microscopically_____________?

Which of the following is a reactive lesion of the gingiva that may demonstrate bone radiographically and often even microscopically_____________?

A. Osteoma
B. Peripheral ossifying fibroma
C. Traumatic neuroma
D. Irritation fibroma

Persons with the greatest risk of oral cancer_______________?

Persons with the greatest risk of oral cancer_______________?

A. Have a poor oro-dental hygiene, nutritional deficiencies and are chronic alcoholics
B. Are middle aged have a poor oro-dental hygiene and regularly use tabacco
C. Are old, chronic alcoholics and regularly and regularly use tobacco
D. Are young, have poor oro-dental hygiene and are heavy smokers