756 



Rock-boring organisms, 1, 376 



summary, 21 

 Rock erosion, 102, 103 

 Rocking action, boring organisms, 11, 



17,22 

 Rodent skin, coUagen fractions, 677 

 Roe deer 



antlers, 341, 353 

 reproductive pattern, 359 

 Roentgenological examinations, 95 

 Romney sheep, 155 

 Root hairs of plants, soil salt solution, 



639 

 Root surface resorption, 314 



pericemental fibers, 315 

 Root tip resorption, 309 

 Rouget-Neumann sheaths, 425 

 Ruffled border, osteoclast, 499, 501, 

 506, 645 

 bone salt crystals, 508 

 collagen fibrils, 501 

 Rumen microflora, 161 

 Rumination, 156 

 Rut, efl^ect on antlers, 341, 348 

 Rye grass, 155, 166 



Saclike vesicles, osteoclasts, 508 

 Saliva 



citrate content, 114 



facsimile of ions, 143 



lubricating action, 94, 112 



miniature rivers, 100 



mucous substance, 133, 140 



newborn infants, 267 



pH levels, 267 



oxalate, 114 



radioactivated, 141 

 Saliva and enamel, liquid-solid equilib- 

 rium, 143 

 Saliva substrate, caries, 266 

 Salivary circulation, radioactive ele- 

 ments, 141 

 Salivary citrate 



dental erosion, 114 



fruit juices, 1 14 

 Salivary COo, dental plaque, 276 

 Salivary environment, 143 

 Salivary extracts, dental plaque, 655 



SUBJECT INDEX 



Salivary flora, 115 

 Salivary glands 



accessory, snafl, 68 

 hibernation, 294 

 protease activity, 294 

 Salivarv mucin, 131 

 Salivary protease, hibernation, 294 

 Salivarv salt mixture, enamel reminer- 



alization, 143 

 Salivary secretion, systemic effect, 117 

 Salivary sediment, 652 

 Salivation, 305 



Salt mixture, remineralizing, 143 

 Salt removal, hypertrophic osteocyte, 



552 

 Sambar, antlers, 347, 350 

 Sampling method, bone turno\er, 453 

 Sand-burrowing sipunculids, 3 

 Sand-producing calcareous algae, 37 

 Saprophytic erosions, 91 

 Sarcinas, 270 

 Saxicavacea, 12 

 Schmutzpyorrhoe, 298 

 Sclerotic rings 



haversian canal, 449 

 osteons, 456 

 Scurvy, 95, 385 



periodontal disorder, 312 

 Sea bass, bone resorption, 376 

 Sea urchins, 4 

 Secondary calcifications, 99 

 Secondarv cementum, 96 

 Secondary dentin, 156, 159, 187 

 Secondarv hvperparath\roidism, 434 

 Secondarv proteolvsis 

 in caries, 207, 657 

 in resorption, 505 

 Secreted calcareous lining, 21 

 Secretion 



calcium carbonate, 15, 77 

 mucus, bivalves, 12 

 siphonal tissues, 15 

 Secretion of ABO gland, 60 



absence of acid, 81 

 Secretory cap, ABO gland, 67, 83 

 Secretory disk, ABO gland, 68 

 Secretory epithelium, 57, 83 

 Secretory globules, ABO gland, 68 



