4 Assessment and Diagnosis

4  Assessment and Diagnosis

Multiple choice questions

1. A patient attends for an examination complaining of hot and cold sensitivity in the lower left sextant, and the dentist suspects a carious lesion is present. Which one of the following radiographs is most likely to confirm the diagnosis?

(a) Dental pantomograph
(b) Horizontal bitewing radiograph
(c) Occlusal radiograph
(d) Periapical radiograph
(e) Vertical bitewing radiograph
2. A 20-year-old patient attends the surgery for a dental examination, and while dictating the notes to be recorded the dentist states that the patient exhibits dental hypodontia. Which one of the following features is most likely to be present in patients with this condition?

(a) Abnormally large teeth
(b) Abnormally small teeth
(c) Absent teeth
(d) Additional teeth
(e) Supernumary teeth
3. It is a legal requirement to take a full medical history when a patient attends the surgery for dental examination and treatment. Which one of the following medical conditions might exhibit signs or symptoms that affect the patient’s oral cavity?

(a) Angina
(b) Diabetes
(c) Hepatitis
(d) Hyperthyroidism
(e) Ulcerative colitis
4. A mother has brought her 13-year-old daughter to the surgery, expressing concern that the teenager’s upper canine teeth have not yet erupted. Which one of the following types of radiograph is most likely to be used in order to locate these teeth?

(a) Bitewing
(b) Dental pantomograph
(c) Lateral skull
(d) Occlusal
(e) Periapical
5. Various types of tooth surface loss have been diagnosed and are now well recognised in the field of dentistry. Which one of the following types of tooth surface loss is caused by bruxism?

(a) Abfraction
(b) Abrasion
(c) Attrition
(d) Caries
(e) Erosion
6. During periodontal examination, the dentist will carry out a BPE charting. Which one of the following specifically indicates a BPE score 3?

(a) Bleeding on probing
(b) Furcation involvement
(c) Gingival recession
(d) Pocket depth up to 5.5 mm
(e) Presence of calculus
7. A 14-year-old patient attends the surgery for an orthodontic assessment, before being referred for treatment. The dentist takes a dental pantomograph of the patient to show all the teeth and the jaws. Which one of the following features of this view ensures that the X-ray exposure of the patient is kept to a minimum?

(a) Automatic processing machine
(b) Fast films
(c) Intensifying screens
(d) Larger films
(e) Light-tight cassette cases
8. During a dental examination, the dentist discovers an area of early enamel demineralisation on the lower right first molar tooth of a teenage patient. Which one of the following is the most likely presentation of this demineralised area?

(a) Cavity
(b) Periapical abscess
(c) Reversible pulpitis
(d) Root caries
(e) White spot lesion
9. A 16-year-old male patient attends for a clinical examination and it is noted that the upper left permanent lateral incisor tooth is absent. Which one of the following is the most likely FDI notation for this tooth?

(a) 12
(b) 21
(c) 22
(d) 52
(e) 62
10. When a tooth is exposed to a beam of X-rays during dental radiography, it produces an image of various grey and white contrasts on a black background. The tooth tissues absorb the X-rays at varying levels, depending on their mineral content. Which one of the following terms describes those tissues that absorb little of the beam?

(a) Fluorescent
(b) Phosphorescent
(c) Radiolucent
(d) Radiopaque
(e) Translucent
11. Before periodontitis develops, the condition of chronic gingivitis will occur. Which one of the following is most likely to be found by the dentist when chronic gingivitis is present?

(a) Furcation lesions
(b) Gingival hyperplasia
(c) Subgingival calculus
(d) Tooth mobility
(e) True pockets
12. A patient attends for the first stage of endodontic treatment on the upper left central incisor. Which one of the following radiographs is most appropriate at this stage?

(a) Bitewing
(b) Cephalogram
(c) Dental pantomograph
(d) Lateral skull
(e) Periapical
13. During an orthodontic assessment of a patient, the dentist will often record the severity of any malocclusion present as an Index of Treatment Needs (IOTN) score. Which one of the following indicates the most severe form of malocclusion?

(a) IOTN 3a
(b) IOTN 4a
(c) IOTN 4d
(d) IOTN 5a
(e) IOTN 5d
14. A teenage girl has completed a diet sheet after two cavities were discovered at her routine examination. Which one of the following products is identified as a source of non-milk extrinsic sugar in her diet?

(a) Apple juice
(b) Plain yoghurt
(c) Potatoes
(d) Strawberries
(e) Sweetcorn
15. An 8-year-old child attends the surgery with a fractured upper right central incisor tooth following a blow to the face. Which one of the following types of radiograph is most likely to be taken to assess the tooth?

(a) Dental pantomograph
(b) Horizontal bitewing
(c) Occlusal
(d) Periapical
(e) Vertical bitewing
16. A 20-year-old female patient attends for a clinical examination and it is noted that the upper right deciduous second molar is retained. Which one of the following is the most likely FDI notation for this tooth?

(a) 15
(b) 25
(c) 51
(d) 55
(e) 65
17. Inflammation of the periodontium is called periodontitis. Which one of the following findings enables the dentist to diagnose this condition?

(a) Bleeding gingivae
(b) Gingival hyperplasia
(c) Halitosis
(d) Pus
(e) True pocket
18. A 30-year-old patient attends the surgery for a routine dental examination, and bitewing radiographs have been taken. The surgery has a manual processing system. Which one of the following sequences ensures that the radiographs are processed correctly?

(a) Developer, fixer, wash
(b) Developer, wash, fixer
(c) Developer, wash, fixer, wash
(d) Wash, developer fixer
(e) Wash, developer, fixer, wash
19. Various types of tooth surface loss have been diagnosed and are now well recognised in the field of dentistry. Which one of the following types of tooth surface loss is caused by vigorous toothbrushing?

(a) Abfraction
(b) Abrasion
(c) Attrition
(d) Caries
(e) Erosion
20. A 20-year-old man attends the surgery as a new patient, complaining of pain in the lower left permanent first molar tooth when chewing. Which one of the following types of radiograph is the dentist most likely to take?

(a) Bitewing
(b) Dental pantomograph
(c) Lateral skull
(d) Occlusal
(e) Periapical
21. While carrying out an oral health assessment, the dentist will often perform a BPE scoring. Which one of the following is associated with BPE score 1?

(a) Bleeding on probing
(b) Furcation involvement
(c) Gingival recession
(d) Pocket depth up to 5.5 mm
(e) Presence of calculus
22. While giving oral health-related dietary advice, the dentist is likely to recommend that a patient avoids excessive consumption of some products, with the aim of reducing the occurrence of enamel demineralisation. Which one of the following is most likely to be advised against?

(a) Ascorbic acid
(b) Citric acid
(c) Lactic acid
(d) Phosphoric acid
(e) Sulphuric acid
23. A 15-year-old teenager attends the surgery as a new patient, with severe crowding of both dental arches. The dentist determines that the patient requires an orthodontic assessment. Which one of the following types of radiograph would be most appropriate at this initial stage?

(a) Bitewing
(b) Cephalogram
(c) Dental pantomograph
(d) Lateral skull
(e) Periapical
24. The dentist has taken a periapical radiograph of an upper left second premolar tooth, which has been fractured and requires extraction. After processing, the radiograph appears black and the image of the tooth cannot be seen. Which one of the following would correctly score the quality assurance rating of this radiograph?

(a) Score 0
(b) Score 1
(c) Score 2
(d) Score 3
(e) Score 4
25. A patient attends for a routine dental examination and the dentist intends to check for interproximal caries. Which one of the following types of radiograph will be most useful for this purpose?

(a) Bitewing
(b) Cephalogram
(c) Dental pantomograph
(d) Lateral skull
(e) Periapical
26. A 15-year-old patient attends the surgery for a routine dental examination. As the patient has developed a malocclusion during jaw growth and tooth eruption, the dentist also carries out an orthodontic assessment. The malocclusion present is classified as Angle’s Class II division 1. Which one of the following features is most likely to be present?

(a) Bilateral crossbite
(b) Labial crowding
(c) Proclined upper incisors
(d) Retroclined lower incisors
(e) Reverse overjet
27. During periodontal examination, the dentist will carry out a BPE charting. Which one of the following specifically indicates BPE score 2?
(a) Bleeding on probing
(b) Furcation involvement
(c) Gingival recession
(d) Pocket depth up to 5.5 mm
(e) Presence of a plaque retention factor
28. A 31-year-old pregnant patient attends the surgery complaining of cold sensitivity in the upper anterior sextant. The dentist suspects an interproximal carious lesion in one of the teeth. Which one of the following assessment tools is the dentist most likely to use to confirm the diagnosis?

(a) Bitewing radiograph
(b) Periapical radiograph
(c) Sickle probe
(d) Transillumination
(e) Vitality test
29. While carrying out an orthodontic assessment of a patient, the dentist determines any classification of malocclusion that is present by careful consideration of the first molar teeth. When the mesiobuccal cusp of the upper molar lies behind the buccal groove of the lower molar, the classification is most likely to be which one of the following options?

(a) Class I
(b) Class II
(c) Class II division 1
(d) Class II division 2
(e) Class III
30. The dentist has taken a periapical radiograph of a patient’s upper left canine tooth, after completing root canal therapy on it. After processing, the radiograph appears very pale and the image of the tooth is too faint to be seen adequately. Which one of the following processing faults is most likely to have occurred?

(a) Developer solution too cold
(b) Developing time too long
(c) Fixer solution too concentrated
(d) Fixing time too long
(e) Not washed thoroughly
31. A new dentist has recently joined the dental practice and you are his assigned dental nurse for the day. While carrying out dental examinations on the patients, he refers to the FDI charting notation of teeth. Which one of the following teeth is referred to as ‘63’?

(a) Lower left deciduous canine
(b) Lower left deciduous first molar
(c) Upper left deciduous canine
(d) Upper left deciduous first molar
(e) Upper left permanent first molar
32. During periodontal examination, the dentist will carry out a BPE charting. Which one of the following specifically indicates BPE score 4?

(a) Bleeding on probing
(b) Gingival recession
(c) Pocket depth greater than 5.5 mm
(d) Presence of a plaque retention factor
(e) Presence of calculus
33. A patient attends the surgery as an emergency, complaining that the lower left second molar tooth has suddenly become painful and mobile. The dentist suspects that the tooth has developed a localised periodontal problem. Which one of the following types of radiograph should be taken to confirm the diagnosis?

(a) Dental pantomograph
(b) Horizontal bitewing radiograph
(c) Lateral oblique
(d) Occlusal radiograph
(e) Vertical bitewing radiograph
34. During your training course, you have had the opportunity to dismantle an intra-oral X-ray film packet to view its contents. Within the packet is a piece of lead foil. Which one of the following correctly states the reason for this foil to be present in the packet?

(a) Absorbs scatter
(b) Allows the packet to be bent easily
(c) Reflects X-rays onto the film
(d) Intensifies the image
(e) Focuses X-rays into a beam
35. Many adult patients do not have the facilities to brush their teeth after lunch, as they are usually at work without a toothbrush or toothpaste. In these circumstances, the dental profession recommends the use of ‘detergent foods’ to help with removal of food debris after a meal. Which one of the following is a/>

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Jan 8, 2015 | Posted by in Dental Nursing and Assisting | Comments Off on 4 Assessment and Diagnosis
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