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Gross Anatomy II Exam I > The teeth > Flashcards

Flashcards in The teeth Deck (31):
1

What is the general function of the teeth?

to break down food material during mastication in order to increase its surface area to facilitate enzyme activity and absorption

2

What is the hardest substance in the human body?

Enamel of the teeth

3

What covers the crown of the tooth?

Enamel

4

What is directly internal to the enamel?

Dentin

5

What makes up most of the tooth?

Dentin

6

What fills the central cavity of the tooth?

Pulp

7

What is contained within the pulp?

blood vessels, nerves, lymphatics all enter the pulp through the apical foramen

8

What is the bone like substance that covers the root of the tooth?

Cementum

9

What is the part of the tooth that projects above the gingivae and is covered by enamel?

The Crown

10

What is the junction between the crown and root of the tooth?

Neck

11

What is the part of the tooth that is embedded within the alveolar process of the maxilla or mandible and is covered by cementum?

Root

12

What is the common name for the gingivae?

The Gums

13

What is the gingivae?

Specialized oral mucosa that surrounds the teeth and covers adjacent alveolar bone

14

What is the type of tooth that is chisel-shaped and designed for cutting?

Incisors

15

These single rooted, pointed teeth are made for cutting and are used for puncturing and tearing. What teeth are these?

Canines

16

What teeth are single rooted, with broad chewing surfaces and are used for grinding?

Pre-Molars

17

What teeth are multi-rooted with very broad chewing surfaces and are used for grinding?

Molars

18

What is the surface of the teeth that faces the lip in the inscisors and canines?

Labial Surface

19

What surface of the teeth that faces the cheeks int eh premolars and molars?

Buccal surface

20

What is the surface of the teeth that faces the tongue?

Lingual Surface

21

What is the surface of the teeth that faces anterior and toward the mid-line?

Mesial Surface

22

What is the surface of the teeth that faces posterior and away from the mid-line?

Distal Surface

23

What is the surface of the teeth that is used for chewing?

Occlusal Surface

24

What is the dentition?

The set of the teeth

25

What is the total number of deciduous teeth? How many are in each quadrant?

20; 5

26

What is the total number of permanent teeth? How many are in each quadrant?

32; 8

27

What teeth are missing in the deciduous teeth?

Premolars

28

What teeth will replace the deciduous molars?

Adult/Permanent Premolars

29

Which teeth are commonly called the "wisdom teeth"? Why are they called this?

The 3rd Molar in the adult teeth: They do not erupt until 17-20 years of age

30

What is the innervation of the Maxillary (upper) teeth?

Superior Alveolar Branches of the Maxillary Division of the Trigeminal Nerve (CN V)

31

What is the innervation of the Mandibular (lower) teeth?

Inferior Alveolar Branches of the Mandibular Division of the Trigeminal Nerve (CN V)