Terminology and Chronology Flashcards
Numbers of central inscisors:
8 and 9- maxillary
24 and 25- mandibular
Numbers of lateral incisors:
7 and 10- maxillary
23 and 26 mandibular
Numbers of canines:
6 and 11- maxillary
22 and 27 mandibular
Anterior Teeth:
6,7,8,9,10,11
22,23,24,25,26,27
Numbers of premolars:
4,5,12, and 13- maxillary
20,21,28, and 29 mandibular
Numbers of molars:
1,2,3,14,15,16- maxillary
17,18,19,30,31,32- mandibular
How are primary teeth labeled?
a-t
start maxillary right
-maxillary left
-mandibular left
-mandibular right
What is the vermilion border?
sharp junction of red zone and skin
vermilion border
What is the nasolabial groove?
demarcates the lip and cheek
nasolabial groove
What is the philtrum of lip?
middle upper lip
philtrum of lip
What is the lab labiomental groove?
groove under lip on chin
What is the labial/buccal frena?
attachments of lips and cheeks to alveolus
Labial/buccal frena
What is the hard palate?
the anterior 2/3 of palate
What is included in the hard palate?
incisive papilla
rugae
midline palatine raphe
What is the soft palate?
posterior 1/3 of palate
What is included in the soft palate?
uvula
What is the oropharynx?
throat at the back of the mouth
-tonsils
-anterior and posterior pillars of fauces
What are the two structures on floor of mouth?
sublingual folds
-raised folds where submandibular salivary ducts open
lingual frenum
-attach tongue to bottom of mouth
Where is the retromolar region?
the space behind the last molar in the mandible
When is the first sign of tooth development?
6-7 week in utero
When do deciduous teeth begin to calcify?
13-20 weeks in utero
At what point have all deciduous teeth begun calcifying?
18-20 weeks in utero
Time period when deciduous teeth are erupting:
6-30 months
What is tooth eruption?
emergence into the oral cavity
What is tooth exfoliation?
loss of deciduous teeth
When does tooth exfoliation occur?
shortly before the permanent successor erupts
When type of tooth is missing from deciduous dentition?
premolars