Development L13 - Mineralisation Flashcards Preview

Dentistry Module 4 > Development L13 - Mineralisation > Flashcards

Flashcards in Development L13 - Mineralisation Deck (7)
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1
Q

why does dentine have more matrix compared to enamel.

A

dentine is formed first as pre-dentine and requires further mineralisation through matrix such as collagen and vesicles, which forms dentine.

whereas enamel is directly produced as enamel and does not require further matrix to form.

2
Q

what structure is this

A

hydroxyapatite

3
Q

in a hydroxyapatite any ion can be replaced.

the substitution of OH- by F- has a benefits the structure in which ways?

A

stabilises the lattice

more acid resistant

4
Q

hydroxyapatite is only formed in?

A

bones and teeth

5
Q

homogenous nucleation is an example of what

A

copper sulphate crystals

6
Q

collagen with a 64nm will allow what to ccur

A

nucleation

7
Q
A

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