Mosby 200 Exam 7th Edition Exam
Success Secrets: Tips and Tricks to
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Which of the following appears as a radiopaque intersection of the maxillary sinus and the nasal cavity
as viewed on a dental radiograph?
A. Nutrient canal
B. Anterior nasal spine
C. Zygomatic process
D. Inverted Y - ✔ ✔ D
D. This radiopaque intersection described is characteristic of the inverted Y
A. Nutrient canals are thin radiolucent lines
B. Anterior nasal spine radiopacity is adjacent and superior to the incisive foraman
C. Zygomatic process is radiopaque superior to the maxillary posterior teeth
Which of the following BEST describes bruxism?
A. Chemical wearing of tooth structure
B. Grinding of teeth
C. Breakdown of tooth structure because of bacterial attack
D. Uneven pitting of the facial surface - ✔ ✔ B. Bruxism is defined as a grinding of the teeth
Which of the following bitewing-size film is used to examine permanent posterior teeth of children and,
when positioned vertically, can be used to examine anterior teeth in adults?
A. Size 0
,B. Size 1
C. Size 2
D. Size 3 - ✔ ✔ C
All of the following are characteristics of free gingiva EXCEPT one. Which one is the EXCEPTION?
A. Closely adapts around each tooth
B. Connects with the attached gingiva
C. Contains the free gingival groove
D. Has a stippled surface - ✔ ✔ D
D. The surface of the free gingiva is not stippled
A. Free gingiva is closely adapted around each tooth but not attached
B. Free gingiva connects with the attached gingiva
C. Free gingiva connects with the free gingival groove
All of the following are considered common upper respiratory infections EXCEPT one. Which one is the
EXCEPTION?
A. Asthma
B. Laryngitis
C. Rhinitis
D. Tonsillitis - ✔ ✔ A. Asthma is not considered an upper respiratory infection
All of the following are contraindicated for polishing/selective polishing EXCEPT one. Which one is the
EXCEPTION?
A. Implants
B. Decay
,C. Amalgam
D. Porcelain - ✔ ✔ C. Polishing is recommended for amalgam to prolong the life of the restoration
and reduce biofilm retention
A circular structure in the cell that contains powerful digestive enzymes and acts as a scavenger is the:
A. Mitochondrium
B. Lysosome
C. Endoplasmic reticulum
D. Golgi apparatus - ✔ ✔ A
A. The mitochondria provides the chief source of energy for the cell by enzymatic breakdown of fats,
amino acids, and carbohydrates.
B. Lysosomes are responsible for the breakdown of foreign substances that are engulfed by the cell by
the process of phagocytosis
C. The endoplasmic reticulum is found throughout the cytoplasm of the cell and functions to synthesize
circulatory and package intracellular and extracellular materials.
D. The golgi complex consists of stacks of closed spaced membranous sacs in which newly formed
proteins are concentrated and prepared for export out of the cell.
A client's probing depths are 4, 4, 4 on tooth #6 facial. The gingival margin is 2 mm apical to the CEJ, and
the mucogingival line is 3 mm apical to the gingival margin. What is the MOST likely periodontal
diagnosis?
A. Gingival hyperplasia
B. Gingival pocket
C. Long, junctional epithelium
D. Mucogingival involvement - ✔ ✔ D
D. A 1mm width of mucogingival tissue is indicative of mucogingival involvement
, A. Gingival hyperplasia is not indicative of the gingival margin 2mm apical to the CEJ
B. Gingival pockets are 4mm but are not representative of recession and mucogingival involvement
C. A long junctional epithelium is not present in this client
A combination of antibody and antigen is:
A. Immune complex
B. Humoral immunity
C. Rheumatoid factor
D. Autoimmune disease - ✔ ✔ A
A 25-year-old man with a history of gingivitis is assessed at his 6-month recare appointment. Which of
the following clinical signs will MOST likely confirm that his condition has progressed to periodontitis?
A. Loss of clinical attachment
B. Bleeding on probing
C. Change in gingival color
D. Inflamed gingival tissues - ✔ ✔ A
A carious lesion of the first lower permanent molar is observed and a mass of tissue is protruding from
the large cavity opening. The client is 10 years old and has no symptoms. What is the mass of tissue
called?
A. Cementoma
B. Periapical abscess pulpitis
C. Chronic hyperplastic pulpitis
D. Periapical granuloma - ✔ ✔ C
Success Secrets: Tips and Tricks to
Maximize Your Score
Which of the following appears as a radiopaque intersection of the maxillary sinus and the nasal cavity
as viewed on a dental radiograph?
A. Nutrient canal
B. Anterior nasal spine
C. Zygomatic process
D. Inverted Y - ✔ ✔ D
D. This radiopaque intersection described is characteristic of the inverted Y
A. Nutrient canals are thin radiolucent lines
B. Anterior nasal spine radiopacity is adjacent and superior to the incisive foraman
C. Zygomatic process is radiopaque superior to the maxillary posterior teeth
Which of the following BEST describes bruxism?
A. Chemical wearing of tooth structure
B. Grinding of teeth
C. Breakdown of tooth structure because of bacterial attack
D. Uneven pitting of the facial surface - ✔ ✔ B. Bruxism is defined as a grinding of the teeth
Which of the following bitewing-size film is used to examine permanent posterior teeth of children and,
when positioned vertically, can be used to examine anterior teeth in adults?
A. Size 0
,B. Size 1
C. Size 2
D. Size 3 - ✔ ✔ C
All of the following are characteristics of free gingiva EXCEPT one. Which one is the EXCEPTION?
A. Closely adapts around each tooth
B. Connects with the attached gingiva
C. Contains the free gingival groove
D. Has a stippled surface - ✔ ✔ D
D. The surface of the free gingiva is not stippled
A. Free gingiva is closely adapted around each tooth but not attached
B. Free gingiva connects with the attached gingiva
C. Free gingiva connects with the free gingival groove
All of the following are considered common upper respiratory infections EXCEPT one. Which one is the
EXCEPTION?
A. Asthma
B. Laryngitis
C. Rhinitis
D. Tonsillitis - ✔ ✔ A. Asthma is not considered an upper respiratory infection
All of the following are contraindicated for polishing/selective polishing EXCEPT one. Which one is the
EXCEPTION?
A. Implants
B. Decay
,C. Amalgam
D. Porcelain - ✔ ✔ C. Polishing is recommended for amalgam to prolong the life of the restoration
and reduce biofilm retention
A circular structure in the cell that contains powerful digestive enzymes and acts as a scavenger is the:
A. Mitochondrium
B. Lysosome
C. Endoplasmic reticulum
D. Golgi apparatus - ✔ ✔ A
A. The mitochondria provides the chief source of energy for the cell by enzymatic breakdown of fats,
amino acids, and carbohydrates.
B. Lysosomes are responsible for the breakdown of foreign substances that are engulfed by the cell by
the process of phagocytosis
C. The endoplasmic reticulum is found throughout the cytoplasm of the cell and functions to synthesize
circulatory and package intracellular and extracellular materials.
D. The golgi complex consists of stacks of closed spaced membranous sacs in which newly formed
proteins are concentrated and prepared for export out of the cell.
A client's probing depths are 4, 4, 4 on tooth #6 facial. The gingival margin is 2 mm apical to the CEJ, and
the mucogingival line is 3 mm apical to the gingival margin. What is the MOST likely periodontal
diagnosis?
A. Gingival hyperplasia
B. Gingival pocket
C. Long, junctional epithelium
D. Mucogingival involvement - ✔ ✔ D
D. A 1mm width of mucogingival tissue is indicative of mucogingival involvement
, A. Gingival hyperplasia is not indicative of the gingival margin 2mm apical to the CEJ
B. Gingival pockets are 4mm but are not representative of recession and mucogingival involvement
C. A long junctional epithelium is not present in this client
A combination of antibody and antigen is:
A. Immune complex
B. Humoral immunity
C. Rheumatoid factor
D. Autoimmune disease - ✔ ✔ A
A 25-year-old man with a history of gingivitis is assessed at his 6-month recare appointment. Which of
the following clinical signs will MOST likely confirm that his condition has progressed to periodontitis?
A. Loss of clinical attachment
B. Bleeding on probing
C. Change in gingival color
D. Inflamed gingival tissues - ✔ ✔ A
A carious lesion of the first lower permanent molar is observed and a mass of tissue is protruding from
the large cavity opening. The client is 10 years old and has no symptoms. What is the mass of tissue
called?
A. Cementoma
B. Periapical abscess pulpitis
C. Chronic hyperplastic pulpitis
D. Periapical granuloma - ✔ ✔ C
