Violation
Periodontitis 1. develops from gingivitis. 2. goes through stages of activity and remission. 3. is associated with bone loss. 4. is caused by occlusal trauma.
(1) (2) (3)
(1) and (3)
(2) and (4)
(4) only
All of the above.
Periodontitis 1. develops from gingivitis. 2. goes through stages of activity and remission. 3. is associated with bone loss. 4. is caused by occlusal trauma.
(1) (2) (3)
(1) and (3)
(2) and (4)
(4) only
All of the above.