SUBJECT INDEX 



PAS, see Periodic acid-Schiff 

 Passive solubility, 643 



parathyroid effect, 564 

 Pasteur effect, 596, 601 

 Pasture 



see also Herbage 

 improved, 165 



wear of sheep's teeth, 157, 165 

 Pathogenesis 



hard tissue destruction, 147 

 idiopathic dental erosion, 109, 

 148 

 Pathways of attack, enamel caries, 



182, 184 

 Parturition, antler shedding, 354 

 Pedal epithelium, snail, 68 

 Pedal sac, snail, 63 

 Pedicle, antler, 339, 343 

 Pedicle-antler junction, osteoclastic ac- 

 tivity, 358 

 Pedicle epidermis, antler, 343 

 Pelecypods, valve edges, 56 

 Pelican beak, 340 

 Peptides, osteoporosis, 437 

 Perandren, 356 

 Percussion dullness, alveolar bone 



resorption, 310 

 Pere David's deer, antlers, 347 

 Perennial rye grass, 155, 166 

 Perforation 



chemomechanical means, 56 

 enamel crystallites, 194, 195 

 hard exoskeletons, 56 

 Periapical abscesses, 291, 639 

 Pericanalicular layer, dentin caries, 



193 

 Pericemental fibers, 301, 306 

 root surface resorption, 315 

 Pericementum, 301, 309 

 functional stress, 299 

 interalveolar vessels, 314 

 pressure zones, 307 

 Perilacunar sheath, 425 

 Periodic acid-Schiff (PAS) reaction, 

 bone resorption, 473, 483, 486, 

 535 

 Peripheral enamel, microdensity, 137 

 Periodontal blood circulation, 298 



749 



Periodontal conditions 

 inherited, 298 

 radiation treatment, 311 

 Periodontal disorders, 92, 94 



alveolar bone resorption, 297, 310 

 alveolar crest resorption, 313 

 dental resorption, 312 

 diabetic patients, 305 

 etiology, 297 



hyperparathyroidism, 312 

 gingival pockets, 297 

 inflammatory reactions, 297 

 metabolic disturbances, 312 

 parasite-host relation, 298 

 percussion dullness, 310 

 scurvy, 312 

 summary, 315 

 Periodontal pockets, 291 



hibernation, 291 

 Periodontal tissues 

 Eskimos, 305 

 mastication, 308 

 Periodontal vessels, 311 

 Periodontium, 303 

 blood flow, 305 

 circulatory disturbances, 298 

 functional stress, 298 

 growing individuals, 302 

 hibernation, 286 

 mechanical inflammation, 307 

 physiology, 310 

 structure, 310 

 tissue tonus, 305 

 Periosteal bone, 371 

 Periosteal surface 



active resorption, 450 

 metaphysis, 450 

 Periostracal layer, 69 

 Periostracal scales, 9 

 Periostracum, 19, 57, 69, 71, 81 

 erosion, 18 

 shell protection, 20 

 Permeability 



blood vessels, 301 

 enamel, 141 

 Peritoneal lavage, hydroxyproline re- 

 moval, 553 

 Peruke antlers, 355 



