In the Following Illustration,structure "C" is The

Question

In the following illustration,structure "c" is the

A) mucogingival junction 
B) mandibular labial frenum 
C) maxillary labial frenum 
D) mucobuccal fold

Accepted Answer

The mucogingival junction is the demarcation between the attached gingiva and the more loosely connected alveolar mucosa.A change in tissue color is evident at the mucogingival junction.The attached gingiva is pink in color whereas the alveolar mucosa is considerably more red.Structure "a" is the maxillary labial frenum.Structure "b" is the mandibular labial frenum.Structure "d" is the mucobuccal fold.