The side effect LEAST likely to occur during rapid maxillary expansion is

increasing mandibular inter-molar width.

increasing maxillary inter-molar width.

mesial movement of the maxilla.

increasing the vertical dimension.

decreasing the vertical dimension.

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The most important factor to consider before extracting a mandibular incisor is

the horizontal incisor relationship.

the vertical incisor relationship

mandibular curve of Spee.

severity of the crowding.

a Boltan discrepancy.

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The diagnostic information for a 10 year old patient with a mildly prognathic mandible and 0mm overjet and 0mm overbite should include

photographs, cephalometric, panoramic and periapical radiographs.

family history, photographs, cephalometric and panoramic radiographs.

photographs, cephalometric and panoramic radiographs.

family history, photographs, cephalometric, panoramic and periapical radiographs.

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The application of cold to a tooth will temporarily relieve pain in

pulpal necrosis.

acute apical abscess.

chronic pulpitis.

acute suppurative pulpitis.

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Following radiation therapy to the mandible, extraction of mandibular teeth is most likely to result in

development of malignancy.

soft tissue necrosis.

actinomycosis.

fracture.

osteomyelitis.

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Aspiration prior to a local anesthetic injection reduces the

possibility of paresthesia.

toxicity of vasoconstrictor.

toxicity of local anesthetic.

possibility of intravascular administration.

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The mesial furcation of maxillary first molars is best probed from the

buccal or lingual.

buccal.

lingual.

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All of the following are possible effects of acetylsalicylic acid EXCEPT

bleeding from the gastrointestinal tract

suppression of inflammatory response.

reduction of fever.

shortening of bleeding time.

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The most common type of collagen found in the gingival connective tissue, periodontal ligament, and cementum is composed primarily of

type IV.

type III.

type II.

type I.

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Management of a 'dry socket' should include

a prescription for antibiotics.

vigorous curettage of the socket

hydrogen peroxide irrigation of socket

placement of a dressing in the socket.

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Which anatomical structures form the inverted Y (Y line) in maxillary periapical radiographs?

Zygomatic process of the maxilla and maxillary sinus border.

Anterior nasal spine and nasopalatine/incisive canal.

Nasopalatine/incisive canal and floor of the nasal fossa.

Floor of the nasal fossa and maxillary sinus border.

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In a xerostomic patient, which salivary gland(s) is/are most likely responsible for the lack of saliva production?

Parotid.

Labial.

Accessory.

Sublingual and submandibular.

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Oral signs and/or symptoms of vitamin B2 (riboflavin) deficiency may include 1. glossitis. 2. angular cheilitis. 3. pain. 4. erythematous oral mucosa.

(4) only

(2) and (4)

(1) and (3)

(1) (2) (3)

All of the above.

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A patient complains of the discolouration of an unrestored upper central incisor. Radiographically, the pulp chamber and the root canal space are obliterated, there is no evidence of caries and the periodontal ligament space appears normal. The most appropriate treatment would be to

fabricate a porcelain fused to metal crown

perform root canal treatment and fabricate a porcelain veneer

perform root canal treatment and fabricate a post retained porcelain fused to metal crown

perform root canal treatment and nonvital bleaching.

fabricate a porcelain veneer

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The most appropriate management for a tooth with a history of previous trauma that now exhibits apical resorption is

extraction and replacement with a fixed or removable prosthesis.

extraction, apical resection, retrofilling and replantation.

immediate instrumentation and obturation followed by apical curettage.

observation over 6 months to monitor the progression of resorption

complete instrumentation and medication with intracanal calcium hydroxide.

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Which of the following is?are (an) indication(s) for the removal of impacted mandibular third molars? 1. Recurrent pericoronitis. 2. Prevention of crowding of mandibular incisors. 3. Pain. 4. They are impacted.

All of the above.

(4) only

(2) and (4)

(1) (2) (3)

(1) and (3)

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The most important factor in determining the dosage of systemic fluoride supplementation is

total daily fluoride intake.

water fluoride concentration.

climate.

daily water consumption.

patient age.

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A 70 year old insulin-dependent patient has just completed a 7 day course of ampicillin for a respiratory infection. He presents with signs and symptoms consistent with a diagnosis of oral candidiasis. Which of the following drugs is/are appropriate to manage this condition? 1. Fluconazole. 2. Nystatin. 3. Ketoconazole. 4. Clindamycin.

All of the above.

(4) only

(2) and (4)

(1) and (3)

(1) (2) (3)

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A 34 year old male patient complains of night sweats, weight loss, malaise, anorexia and low-grade fever. Clinical examination shows a nodular, ulcerated lesion on the palate. The most likely diagnosis is

actinomycosis.

infectious mononucleosis.

viral hepatitis.

tuberculosis.

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