practice questions and answers11
What stain cannot be removed from polishing? - ANSWERS -Metallic
An intrinsic stain that results from ingestion of excessive fluoride during the mineralization
period of tooth development also known as mottled enamel is - ANSWERS -dental fluorosis
A technique used to remove plaque and stains from the coronal surface of the teeth is known as
- ANSWERS -coronal polish
A genetic abnormality in which the teeth appear translucent, yellowish brown or vary in color -
ANSWERS -Imperfect tooth development
Stains that occur on the external surface of the teeth and may be removed by polishing -
ANSWERS -extrinsic stains
A condition that would contraindictate a coronal polish is - ANSWERS -when no stain is present,
after scaling and root planning, and irritated gums
An intrinsic stain that varies in color from light yellow to black to green to magenta and is
caused by blood and pulp tissues seeping into the dentine tubules is known as - ANSWERS -Non-
vital tooth stain
A thin black line on the tooth near the gingival margin that is more commonly found in females
with good oral hygiene - ANSWERS -Black stain
, What is mixed dentition and when is it visible ? - ANSWERS -When both permanent and primary
teeth are visible ages 6-12 years old
What is permanent dentition and when is it visible? - ANSWERS -When all permanent teeth are
present, by age 12.
How many teeth are in the primary dentition? - ANSWERS -20 teeth total, 10 in each arch, 5 in
each quadrant
What does primary dentition not have? - ANSWERS -Pre molars and 3rd molars
What does Succadaneous mean? - ANSWERS -One tooth replacing another, All teeth are
succadaneous except our permanent molars
What age are all primary teeth present? - ANSWERS -Age 3
Name the teeth from distal to mesial: - ANSWERS -3rd molars, 2nd molars, 1st molars, 2nd
premolars, 1st premolars, canine(cuspid), lateral incisors, central incisors
What is another name for gums? - ANSWERS -Gingiva
The roof of your mouth towards the back of the mouth is called what? - ANSWERS -Soft palate
The roof of your mouth towards the front is called what? - ANSWERS -Hard palate
Name the surfaces of the teeth: - ANSWERS -Buccal, lingual, occlusal, mesial, distal, incisal,
facial