SUBJECT INDEX 



717 



Bone resorption — Continued 



yttrium, 451 

 Bone retention factor, 436 

 Bone salt crystals 



cytoplasmic channels, 503 



cytoplasmic vesicles, 499 



mobilization, 558 



osteoclasts, 499, 508 



pinosomes, 501, 507 



ruffled border area, 508 

 Bone-seeking elements, 447 

 Bone-seeking isotopes, 449, 488 



parathyroid stimulation, 488 



rate of retention, 416 

 Bone solubility 



citrate/lactate ratio, 642 



hypotheses, 641 

 Bone solvent, 640 

 Bone therapy, evaluation, 467 

 Bone tissue, ia rat, 328 

 Bone tissue culture, cytochemical tests, 



497 

 Bone tissue water, 416 

 Bone turnover 



balance, 447, 449 



bedridden patients, 460 



measurement, 447 



method of studv, 453, 454 



normal rate, 457 



osteoporosis, 458, 460 



summary, 467 

 Bonelike hard tissue, resorption cavi- 

 ties, 314 

 Bony crypt, 323 

 Bore holes, snail, 69, 71 



ABO gland effect, 56 



demineralized zone, 69 



electron microscopy, 60 



microradiography, 60 



subsurface demineralization, 69 



surface replicas, 69 



uniformity, 83 

 Boring 



acid, 3, 4, 20, 22 



chemical softening, 22 



concrete casings, 12 



mechanical process, 7, 10, 22 



mechanical rasping, 60 



pressure, 9 



rocking action, 9, 22 



twisting, 9 

 Boring algae, 2, 3, 26, 27, 33, 55 

 Boring associated with feeding, 2 

 Boring canals, exhumed teeth, 93, 124, 

 145, 148 



cementum, 125 



dentin, 125 

 Boring fungi, 33 

 Boring gastropods, see Snail 

 Boring mechanism, 4 



gastropods, 86; see also ABO 



octopods, 55 

 Boring organ, see ABO 

 Boring organisms, erosional effects, 35, 



39 

 Boring plants, 2 

 Boring snails, see Snail 

 Boring sponges, see Sponge 

 Bottle feeding, dental caries, 267 

 Botida, 17 



calif orniensis, 19 



falcata, 18 

 Bristles 



barnacles, 56 



polychaetes, 56 



sipunculid worms, 56 

 Brush border, osteoclasts, 498 



ultrastructure, 499 

 Bruxism, 93 

 Bryozoans, 39, 42, 55 

 Buffer requirement, caries bacteria, 



275 

 Buffering agents, 99 

 Buried teeth 



see Ancient teeth; Exhumed teeth 

 Burr, shed antler, 343 

 Burrowing organisms, 25 

 Burrowing sponges, 27 

 Byssal attachment, 12, 19 

 Byssal muscles, rocking movements, 



17 

 Byssal threads, 8, 16 

 Byssus gland, 15 



