Physical And Chemical Injuries

Internal resorption is characterised by_____________? A. pain on percussionB. Slow dull continuous pain C. No characteristic feature, symptom free D. Increased pulpal pain when laying down

Loss of tooth surface because of chemomechanical action is known as________________? A. Abrasion B. Erosion C. Abraction D. Attrition

Sloughing of necrotic epithelium is characteristic of_________________? A. Aspirin burn B. Denture sore mouth C. Traumatic ulcer D. Contact dermatitis

Perleche is caused by_____________? A. decreased interdental spaceB. increased interdental space C. Lack of Vit-C D. Trauma to the corners of the mouth

Bismuth intoxication is manifested as______________? A. pigmentation is areas of inflammation B. Burtonian line C. Gingiva D. Blackish line in the mucosa

Silver tatoo is due to_____________? A. deposition of Ag Amalgam in Mucosa B. deposition of Ag Amalgam in Bone C. deposition of Ag Amalgam in Dentin D. deposition of Ag Amalgam in Enamel

In a 2 year old child, a bluish dome shaped swelling on the inner side of the lip is mostly_____________? A. HematomaB. Mucocoele C. Hemangioma D. None of the above

Mucooceles are rarely seen in the_______________? A. Lower lip B. Upper lipC. Buccal mucosa D. Floor of the mouth

Eighty percent of all salivary stones occur in___________? A. ParotidB. Submandibular C. Sublingual D. Minor salivary glands

Enlargement of lip occured with in seconds to 24 hours is_______________? A. Angioedema B. Mucocoele C. Herpes D. Fibroma