Oral Pathology for the Dental Hygienist 7th Edition Ibsen Test Bank

,Chapter 01: Introduction to Preliminary Diagnosis of Oral Lesions Ibse
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n: Oral Pathology for the Dental Hygienist, 7th Edition
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MULTIPLE CHOICE WQ




1. Which descriptive term is described as a segment that is part of the whole?
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a. Bulla
b. Vesicle
c. Lobule
d. Pustule

ANS: C W Q




A lobule is described as a segment or lobe that is part of a whole. A bulla is a large, elevated le
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sion that contains serous fluid and may look like a blister. A vesicle is a small, elevated lesio
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n that contains serous fluid. Pustules are circumscribed elevations containing pus.
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REF: Vocabulary, Clinical of Soft Tissue Lesions, page 1
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2. A lesion with a sessile base is described as
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a. an ulcer. WQ




b. stemlike.
c. pedunculated.
d. flat and broad. WQ WQ




ANS: D W Q




Sessile describes the base of a lesion that is flat and broad. An ulcer is a break in the surface
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epithelium. A stemlike lesion is referred to as pedunculated. A pedunculated lesion is stemlike
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or stalk-based (similar to a mushroom).
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REF: Vocabulary, Clinical Appearance of Soft Tissue Lesions, page 1
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OBJ: 1 WQ




3. Which condition is not diagnosed through clinical appearance?
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a. Mandibular tori WQ




b. Fordyce granules WQ




c. Black hairy tongue WQ WQ




d. Compound odontoma WQ




ANS: D W Q




The compound odontoma is initially identified radiographically as a radiopaque area in which
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tooth structure can be identified. No clinical component exists. Mandibular tori are identifie
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d clinically as areas of exostosis on the lingual aspects of mandibular premolars. Fordyce gra
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nules are yellow clusters of ectopic sebaceous glands diagnosed through clinical appearance.
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Black hairy tongue is diagnosed clinically. The filiform papillae on the dorsal tongue elonga
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te and become brown or black. Causes include tobacco, alcohol, hydrogen peroxide, chemica
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l rinses, antibiotics, and antacids.
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REF: W Q Radiographic Diagnosis, page 9 WQ WQ WQ OBJ: 3 W Q




4. Another name for geographic tongue is WQ WQ WQ WQ WQ

, a. median rhomboid glossitis. WQ WQ




b. benign migratory glossitis. WQ WQ




c. fissured tongue. WQ




d. black hairy tongue. WQ WQ




ANS: B W Q




Benign migratory glossitis is another name for geographic tongue. Research suggests that me
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dian rhomboid glossitis is associated with a chronic fungal infection from Candida albicans.
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Sometimes the condition resolves with antifungal therapy. Fissured tongue is seen in 5% of th
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e population. It is a variant of normal. Genetic factors are typically associated with the condi
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tion. Black hairy tongue is caused by a reaction to chemicals, tobacco, hydrogen peroxide, or
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antacids. The filiform papillae on the dorsal tongue become elongated and are dark brown t
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o black.
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REF: W Q Geographic Tongue, page 24 WQ WQ WQ OBJ: 7 W Q




5. This bony hard structure in the midline of the hard palate is genetic in origin and inherited i
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n an autosomal dominant manner. The diagnosis is made through clinical appearance. Whic
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h condition is suspected?
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a. Palatal cyst WQ




b. Torus palatinus WQ




c. Mixed tumor WQ




d. Ranula
ANS: B W Q




A torus palatinus is developmental and bony hard and is found on the midline of the palate.
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Diagnosis is made on the basis of clinical appearance. A palatal cyst appears radiolucent on
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a radiographic examination and is not diagnosed through clinical appearance. A mixed tumor o
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r pleomorphic adenoma is a benign tumor of salivary gland origin, found unilaterally off the
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midline of the hard palate. It is composed of tumor tissue that is not bony hard to palpation.
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Ranula is a term used for a mucocele-
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like lesion that forms unilaterally on the floor of the mouth.
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REF: W Q Torus Palatinus, page 21 WQ WQ WQ OBJ: 4 W Q




6. The gray- WQ




white opalescent film seen on the buccal mucosa of 85% of black adults is a variant of norm
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al that requires no treatment and is termed
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a. linea alba. WQ




b. leukoedema.
c. leukoplakia.
d. white sponge nevus. WQ WQ




ANS: B W Q




Leukoedema is a diffuse opalescence most commonly seen on the buccal mucosa in black
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individuals. Linea alba is a “white line” that extends anteroposteriorly on the buccal mucosa
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along the occlusal plane. It is most prominent in patients who have a clenching or grinding h
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abit. Leukoplakia is a clinical term for a white lesion, the cause of which is unknown. White s
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ponge nevus is a genetic (autosomal dominant) trait. Clinically, it is characterized by a soft
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white, folded (or corrugated) oral mucosa. A thick layer of keratin produces the whitening.
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REF: W Q W Q Leukoedema, page 23 WQ WQ OBJ: 8 W Q

, 7. Which condition most likely responds to therapeutic diagnosis?
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a. Angular cheilitis WQ




b. Amelogenesis imperfecta WQ




c. Paget disease WQ




d. Stafne bone cyst WQ WQ




ANS: A W Q




Angular cheilitis most commonly responds to antifungal therapy once nutritional deficiencie
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s have been ruled out. Amelogenesis imperfecta is a genetic condition associated with abnorm
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al development of the enamel. Paget disease is a chronic metabolic bone disease. A highly el
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evated serum alkaline phosphatase level contributes significantly to the diagnosis. A Stafne b
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one cyst is determined through surgical diagnosis in which entrapped salivary gland tissue is
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identified.

REF: W Q Therapeutic Diagnosis, page 18 WQ WQ WQ OBJ: 3 W Q




8. The gingival enlargement in this patient was caused by a calcium channel blocker. Which
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Qmedication is the likely cause? WQ WQ WQ WQ




a. Dilantin
b. Nifedipine
c. Quinidine
d. Clozapine
ANS: B W Q




Nifedipine is a calcium channel blocker. Dilantin is an anticonvulsant used to prevent or contr
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ol seizures. Quinidine is an antiarrhythmic agent used to treat cardiac arrhythmias. Clozapine
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is an antipsychotic used in the management of psychotic symptoms in schizophrenia.
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REF: W Q Historical Diagnosis, Fig. 1.38, page 17 WQ WQ WQ WQ WQ OBJ: 3 W Q




9. Radiographic features, including cotton- WQ WQ WQ




wool radiopacities and hypercementosis, are especially helpful in the diagnosis of
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a. Paget disease. WQ




b. dentinogenesis imperfecta. WQ




c. anemia.
d. diabetes.

ANS: A W Q




Paget disease is a chronic metabolic bone disease. Radiographically, cotton-
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wool radiopacities and hypercementosis are characteristic features. Dentinogenesis imperfect
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a is a genetic condition involving a defect in the development of dentin. Anemia, a decrease
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in red blood cells, requires blood tests to determine the etiologic factors. Diabetes is a chroni
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c disorder of carbohydrate metabolism characterized by abnormally high blood glucose level
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s.

REF: W Q Laboratory Diagnosis, Fig. 1.40, pages 16, 18 WQ WQ WQ WQ WQ WQ OBJ: 3 W Q




10. In internal resorption, the radiolucency seen on radiographic examination is usually
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a. well circumscribed. WQ




b. diffuse.