odontology

Question 1

what is the struture of the teeth

Answer 1

• crown
• root
• eamel
• dentin( e)
• pulp cavity
• root canal

Question 2

crown

Answer 2

-portion of tooth above the gum

Question 3

root

Answer 3

portion of tooth elow the gum

Question 4

emamel

Answer 4

• outer coating of tooth
• similar to bone
• hardest substance of the body

Question 5

dentin(e)

Answer 5

• main tissue of tooth
• similar to bone
• not as hard as enamel

Question 6

pulp cavity

Answer 6

-canal within tooth
-contain pulp
a) lving network of blood vessels and nerves

Question 7

root canal

Answer 7

channel through which nerves and blood vessel reach the pulp

Question 8

how are teeth number

Answer 8

starting from the upper right molar

Question 9

teeth struture (secondary )

Answer 9

• central incisors
• lateral incisor
• canine
• 1st premolar
• 2nd premolar
• 1 molar
• 2nd molar
• 3rd molar -

Question 10

how many adult teeth are there

Answer 10

32

Question 11

how many primary teeth are there

Answer 11

20 teeth

Question 12

teeth structure (primary)

Answer 12

• central incisors
  -lateral incisors
  -canines
• first molar
• second molar

Question 13

what is the goal of identification with teeth

Answer 13

Goal is individualizing
a set of human
remains, a “positive
identification”,

• Differences between x-
  rays taken before death
  and after death must be
  explainable

Question 14

can DNA be found in teeth

Answer 14

yes, DNA can be obtained
from the nerve root and
used for identification

Question 15

what are thing forensic scientist look for in teeth for identification

Answer 15

Fillings
Caps/crowns
Evidence of root canal
Bridges
Rare tooth shape or disorder

Question 16

What can you tell about a person by their
teeth?-

Answer 16

A biological profile

Question 17

Limits the population pool to which the
deceased is likely to belong

Answer 17

• Ancestry background
• Socio-economic status- evidence of dental care
• Age- what teeth have erupted, developmental stage
• Difficult in middle age population
• Occupation, dietary habits, habitual behaviors

Question 18

dental profile is found by

Answer 18

occupation (carpenters) , dietary habits(alcoholsim) , habitual behavoir( pipe user)

Question 19

define mesial

Answer 19

side surface toward the front of the mouth

Question 20

define distal

Answer 20

side surface toward the back of the mouth