Dental Hygienist Practice Test – General and Oral Pathology

A dentigerous cyst forms around the crown of an unerupted or developing tooth

hen the cementum or dentin of a tooth fuses with the surrounding alveolar bone, this results in the condition called Ankylosis. A primary or permanent tooth fuses with the surrounding alveolar bone, with no intervening periodontal ligament

Aphthous ulcers do not typically occur in the keratinized attached gingiva

Pericoronitis is inflammation of the tissue surrounding the crown of a partially erupted tooth. Mandibular third molars are the most common locations for Pericoronitis.

Pyogenic granuloma may be linked to hormonal changes as occurring during pregnancy and puberty. Males and nonpregnant women can also experience these lesions, often as a response to injury or as an increased response to plaque.

Lymphadenopathy is a disease of the lymph nodes in which they are enlarged or abnormal in size and consistency. Lymphadenopathy is not a response to local inflammation but may be a sign of systemic inflammation.

In the liver, Cross-reactive (C-reactive) protein is produced as a response to inflammation. High levels of C-reactive protein are an indication of systemic inflammation.

Bulimia is an eating disorder linked to food binges followed by self-induced vomiting. Bulimia is commonly associated with erosion of the lingual surfaces of the teeth. Erosion is tooth loss caused by chemical action.

An Aspirin burn is an acute, painful, white lesion on the buccal mucosa caused by an individual placing aspirin on the mucosa near a painful tooth.

Crack cocaine use usually does not exhibit any clinical findings related to the floor of the mouth.

Traumatic ulcers are commonly diagnosed on the basis of the history of the lesion.

Linea alba is most appropriately diagnosed by its unique clinical appearance.

Ultraviolet radiation from the sun causes Actinic cheilitis

Clinically, Necrotizing sialometaplasia is characterized by ulceration in the affected area. The ulceration is caused due to lack of blood supply to the area, usually associated with trauma.

A pyogenic granuloma is associated with chronic inflammation.

Penicillin does not cause gingival enlargement as its an antibiotic and antibiotics do not cause gingival enlargement.

Chronic hyperplastic pulpitis (or pulp polyp) is an excessive proliferation of chronically inflamed dental pulp tissue which is found within an open carious crown of a tooth.

A true cyst is a fluid-filled, epithelium-lined sac. Whereas as pseudocyst lacks an epithelial lining and therefore does not match the characteristics of a true cyst.

Another term for hives is Urticaria – a type 1 hypersensitivity reaction.

Bull’s-eye skin lesions are a characteristic associated with erythema multiforme, not lichen planus