(A) Periodontal ligament
(B) Alveolar bone
(C) Cementum
(D) Longbones

(A) First formed cementum
(B) Less calcified than acellular type
(C) More calcified than acellular type
(D) Less irregular

(A) 45 to 50%
(B) 50 to 55%
(C) 55 to 60%
(D) 60 to 65%

(A) Twisted
(B) Curved
(C) Pulp chamber
(D) Lateral canal

(A) Middle
(B) Coronal
(C) Apical
(D) Interradicular

(A) Anatomic repair
(B) Functional repair
(C) Physiological repair
(D) Hyperplasia

(A) Between enamel and cementum
(B) Found at dentinocemental junction
(C) Apical third
(D) Coronal third

(A) Ankylosis
(B) Resorption of cementum
(C) Hypertrophy of cementum
(D) Hyperplasia of cementum

(A) Coronal half of root
(B) Apical half of root
(C) Apex of root
(D) Entire root

(A) The uncalcified matrix of cementum is called cementoid
(B) Cementum contain type I collagen predominantly
(C) Cementodentinal junction is sometimes scallopes in deciduous teeth and smooth in permanent teeth

(D) All of the above