Dhyg 219 Oral Pathology Lecture 2 Injuries To Teeth Pt. 2

19 Questions | By Cbyerly-2009 | Last updated: Mar 21, 2022 | Total Attempts: 106

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Quiz on Lecture Injuries to Teeth

Questions and Answers

1.

What is the wearing away of tooth structure during mastication ?
- A.
  
  Abrasion
- B.
  
  Bruxism
- C.
  
  Abfraction
- D.
  
  Attrition
- E.
  
  Erosification
2.

Attrition is a ____ occurrence and happens as an individual ages.
- A.
  
  Normal
- B.
  
  Abnormal
- C.
  
  Uncommon
- D.
  
  Unknown
- E.
  
  None of the above
3.

Attrition involves the incisal,occlusal, and proximal surfaces of the teeth and is ____ seen on any other tooth surface unless teeth are abnormally placed in the arch.
- A.
  
  Commonly
- B.
  
  Uncommonly
- C.
  
  Rarely
- D.
  
  Mostly
- E.
  
  Always
4.

Attrition occurs in both deciduous and permanent dentitions; it is usually a ___ process that starts as soon as the teeth are in contact and continues for the duration of the contact.
- A.
  
  Tedious
- B.
  
  Tenacious
- C.
  
  Slow
- D.
  
  Fast
- E.
  
  Expedited
5.

_____ is the result of grinding and clenching the teeth together in a nonfunctional manner.
- A.
  
  Abrasion
- B.
  
  Bruxism
- C.
  
  Abfraction
- D.
  
  Attrition
- E.
  
  Erosion
6.

The signs and symptoms resulting from Bruxism and there extent are related to the intesity of the grinding and _____ ?
- A.
  
  Surface relation
- B.
  
  Size
- C.
  
  Clenching
- D.
  
  Location
- E.
  
  Color
7.

Bruxism signs and symptoms are varied and include "______" visible on the enamel surfaces, an abnormal rate of attrition,hypertrophy of masticatory muscles (especially the masseter muscle), increased muscle tone, muscle tenderness, muscle fatigue, cheek biting, pain in the temporomandibular joint area,tooth mobility, and pulpal sensitivity to cold.
- A.
  
  Plaque
- B.
  
  Tarter
- C.
  
  Erosion
- D.
  
  Wear facets
- E.
  
  A or D
8.

What is the pathologic wearing away of tooth structure that results from repetitive mechanical habit.
- A.
  
  Abrasion
- B.
  
  Erosion
- C.
  
  Bruxism
- D.
  
  Attrition
- E.
  
  Abfraction
9.

Abrasion is most commonly seen in ____ _____ surfaces because the cementum and dentin are not as hard as enamel; however,abrasion also occurs on enamel surfaces.
- A.
  
  Exposed root
- B.
  
  Most abrasive
- C.
  
  Hidden enamel
- D.
  
  Hidden root
- E.
  
  Protective layer
10.

The process of abrasion is usually _____, and the dentin responds by laying down a protective layer of secondary dentin.
- A.
  
  Constant
- B.
  
  Shallow
- C.
  
  Slow
- D.
  
  Deep
- E.
  
  Obtrusive
11.

In abrasion does pupal exposure usually result ?
- A.
  
  True
- B.
  
  False
12.

What typically appears as wedge-shaped lesions at the cervical areas of teeth.
- A.
  
  Erosion
- B.
  
  Bruxism
- C.
  
  Attrition
- D.
  
  Abfraction
- E.
  
  Abrasion
13.

The Abfraction type lesions occur in adults, and the cause may be related to fatigue,flexure,fracture, and deformation of tooth structure as the result of _____ forces on the teeth.
- A.
  
  Gravity-like
- B.
  
  Mechanical
- C.
  
  Supernatural
- D.
  
  Valcanic
- E.
  
  Biomechanical
14.

In Abfraction the weakened tooth structure is more susceptible to abrasion,particularly _____ abrasion .
- A.
  
  Toothbrush
- B.
  
  Floss
- C.
  
  Polished
- D.
  
  Smooth
- E.
  
  Erosive
15.

What is the loss of tooth structure resulting from chemical action.
- A.
  
  Attrition
- B.
  
  Erosion
- C.
  
  Abrasion
- D.
  
  Abfraction
- E.
  
  Bruxism
16.

The erosion loss may occur on the smooth facial or _____ surfaces of the teeth and on the proximal and occlusal surfaces.
- A.
  
  Rough
- B.
  
  Upper
- C.
  
  Bi-lateral
- D.
  
  Lingual
- E.
  
  Smooth
17.

The Erosion area appears ____ and ____ and is usually extensive, involving several teeth.
- A.
  
  Rough and jagged
- B.
  
  Smooth and glossy
- C.
  
  Smooth and polished
- D.
  
  Rough and indented
- E.
  
  Pitted and rough
18.

The pattern of tooth Erosion often indicates the causative agent or a particular habit such as bulimia caused by chronic ______ ?
- A.
  
  Crack use
- B.
  
  Overeating
- C.
  
  Drug use
- D.
  
  Low self esteem
- E.
  
  Vomiting
19.

Because of the pattern of erosion of the lingual surfaces of the teeth caused by frequent vomiting, the dental hygienist may be the ____ health care professional to identify a patient with bulimia and may assist in encouraging the patient to seek treatment.
- A.
  
  First
- B.
  
  Second
- C.
  
  Last
- D.
  
  Recommended
- E.
  
  Most qualified