Mod G Unit 4 Theory Test Review END OF MOD
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What is the approximate age of the child represented in this model?
A) 5 years old
at what age does the first permanent molar erupt?
C) 6 years old
Average primary teeth begin to erupt:
C) 6 months after birth
The Wharton's duct opens:
C) at the floor of the mouth
The Stenson's duct opens:
A) on the buccal mucosa opposite the maxillary second molars
The following are major salivary glands EXCEPT the:
D) Lachrymal gland
The vestibule lies between the:
A) buccal gingiva and the cheek
A triangular prominence on the chewing surfaces of posterior teeth:
A pit can be best described as:
A) a tiny hole or depression in the enamel
A fissure can be best described as:
C) 2- Occurs because there is an imperfect joining of enamel. & 4- Narrow linear depression among the developmental groove on the occlusal surface of posterior teeth.
The molars each have a lobe for each:
D (will also take B)
(MATCH) Class 1 Malocclusion
(MATCH) Class 2 Malocclusion
B (will also take D)
(MATCH) Class 3 Malocclusion
The cuspid in this photo is malpositioned. Which term describes it's location?
The photograph to the right is a picture of which tooth?
D) Maxillary first molar
What do the shaded areas represent?
use the photo to locate the following
- 22. disto-buccal groove: C
- 23. Central groove: E
- 24. Mesio-marginal ridge: B
- 25. Lingual groove: A
- D???? Disto-marginal ridge???? Anyone??
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