00:01
Hello students, in this question it is talking about the microbes of the oral cavity.
00:08
It is asking us what is gingivitis? it is a common gum disease due to redness, irritation and swelling of the gingival region of the oral cavity of the teeth.
00:22
Periodontitis - it is the disease surrounding the tissues of the teeth that are surrounding the tooth.
00:31
This is the picture showing a healthy tooth and gum tissue.
00:35
Gingivitis is the inflammation of the gum and bleeding occurs.
00:41
There is plug development and this plug development results in periodontitis and there is cause of bone loss and gums will be loosened as a result there will be tissue damage and the pockets will be deepened inside the teeth and makes the teeth bones to be lost.
01:07
That is bone loss occurs.
01:10
In the next part it is asking about the microflora in the periodontal teeth.
01:18
In healthy situation there is high number of actinomycetes and streptococcus but in the diseased situation they will be low in number.
01:28
The next part it is asking about the pathophysiology of periodontitis.
01:33
There is destructive inflammation and bone loss.
01:37
In gingivitis microbial plugs will develop near the gingival sulcus...