triangle of, 1427 Period, pre-embryonic, 7 of embryo, 7 of fœtus, 7 Periosteum, 83 relation of, to ossification, 85 alveolar, 1115, 1123 development of, 1245 Peripheral nerves, development of, 679 hepato-renal pouch of Morrison, 1414 Perinephric abscess, 1439 folds of, 1162-1163, 1235-1242 surgical anatomy of, 1423 functions of, 1242 omental bursa of, 1102, 1195, 1234, 1239 paraduodenal fossa of, 1186 pararectal fossa of, 1238 paravesical fossa of, 1238, 1280 pelvic, 1237 posterior wall of, 1236 processus vaginalis of, 1295, 1319 to colon, 1219, 1220, 1221 to duodenum, 1186, 1239, 1240 to kidney, 1262 to liver, 1195 to pancreas, 1206 | Peritoneum (contd.), relation of, to rectum, 1226 to spleen, 1353 to stomach, 1170 to uterus, 1317 surgical anatomy of, 1412 transverse tracing of, 1238 Perivascular lymph-spaces, 994 Peronæo-cuboideus muscle, 427 digiti quinti muscle, 427 action of, 427 tertius muscle, 425 action of, 426, 953 Peroneal artery, 953 muscles, surgical anatomy of, 1462 retinaculum, superior, 422 Perpendicular plate of ethmoid, 139, 185 Petro-basilar fissure, 130 Petro-occipital fissure, 176 Petrosal artery, 898 nerve, deep, 758, 777 superficial, external, 782, 898 greater, 777 origin of, 598 smaller, 759, 786 process, 135 sinus, inferior, 975 superior, 975 Petro-squamous fissure, 131 suture, 125, 126 surgical anatomy of, 1369 Phænozygous crania, 286 of hand, 226 of rods of Corti, 851 ossification of, 227, 268 Pharyngeal artery, ascending, 896 bar, 42 Pharynx, 1140 aponeurosis of, 1149 boundaries of, 1143 bursa pharyngea, 1143, 1396 cavity of, 1141 choanæ, 1142 development of, 1242 dimensions of, 1140 fascia pharyngo-basilaris, 1149 bucco-pharyngea, 1149 glands of, 1149 isthmus pharyngo-nasalis, 1141, 1145, 1383 development of, 1144 nasal part of the, 1141, 1142 oral part of the, 1141, 1144, 1145 development of, 46 relations of, 1149 vessels and nerves of, 1149 Philtrum, 1108 ventriculi of Merkel, 1069 nerve, 699 surgical anatomy of, 1393 vein, 982 of the brain, 673 chorioid plexuses of, 553, 611, 617, 635 of third ventricle, 674 Pigmentary layer of optic vesicle, 825 development of, 608 eye, 608 Pinna, 449 development of, 52 Piriform aperture, 163 measurement of, 287 surgical anatomy of, 1239 Piriformis fascia, 489 action of, 418 nerve-supply of, 417, 729 Pisi-cuneiform joints, 330 morphology of, 295 surgical anatomy of, 1451 nasal, 798 olfactory, 49 Placenta, 54, 56 basal layer of, 57, 58 maternal, 57, 60, 62 Plane, frontal, 5 of greatest pelvic extension, 238 abnormalities, 1058 artery, lateral, 954 fascia, 423 lateral, 734 branches of, 735 deep branch of, 735 medial, 734 branches of, 734 Plate, basal, 31 1559 Platysma muscle (contd.), action of, 448 Pleura, pulmonary, 1084 Pleuræ, 1084 blood-vessels of, 913, 926 cervical, 1398 costal cupula of, 1084 diaphragmatic, 1085, 1088 left costo-diaphragmatic reflection of, 1401 ligamentum pulmonale of, 1086 lines of reflection of, 1086, 1399 lowest limit of, 1401 lymph vessels of, 1013 mediastinal, 1085, 1086, 1401, 1402 paracentesis of, 1403 parietal, 1084 pericardiac, 1086 phrenico-pleural fascia of, 1089 pulmonary, 1084 relation of, to kidney, 1401 to œsophagus, 1152 to twelfth rib, 1401 right costo-diaphragmatic reflection of, 1399 sinus costo-mediastinalis of, 1094 phrenico-costalis of, 1093 stomata of, 1091 surgical anatomy of, 1399 vertebral line of, 1087 Pleural cavity, 1083 veins, 963 Pleuro-pericardial canal, 72 Plexus or Plexuses, annular, of cornea, 810 ano-coccygeal, 738 basilar venous, 974 communications of, 700 composition of, 700 infra-clavicular branches of, 703 medial cord of, 703 morphology of, 742, 743 position of, 700 posterior cord of, 701 secondary fasciculi of, 701 supra-clavicular branches of, 702 surgical anatomy of, 1395 variations in, 752 cardiac, deep, 759, 789, 790, 791, 880 superficial, 757, 789, 880 carotid, 757 external, 757 cavernosus, clitoridis, 766 penis, 766 cavernous, 759, 766 ascending branches of, 695 communications of, 697, 698 cœliac, of sympathetic, 761, 763, 765 coronary, 765 anterior, 791 posterior, 791 deferential, 765 fundamental, of cornea, 810 external venous, 984 hepatic, 765 of sympathetic, 766 composition of, 742 development of, 743 distribution of nerves of, 750 formation of, 680 morphology of, 741 significance of, 753 trunks of, 742 variations in, 752 lumbar, 719 connexions of, with sympathetic, 719 subdivisions of, 720 variations in, 752 mesenteric, inferior, 732 superior, 766 myenteric, of intestines, 1185, 1210 of stomach, 1177 obturator, 723 œsophageal, 787, 788 pelvic, of sympathetic, 766 ascending, of sympathetic, 756 posterior cervical, 689 morphology of, 692 sacral, 691 morphology of, 692 post-vertebral venous, 976 (sympathetic), 766 branches of, 736 morphology of, 740 pulmonary, 781 posterior, 688, 690 morphology of, 691 anterior, 791 posterior, 791 ovarian, 765 patellar, 726 anterior, 791 posterior, 787, 791 renal, 765 sacral, 727 anterior branches of, 727 Polymasty, 1338 Polymorphic cells, 645 (Varolii), 540, 548, 567 acoustic area of, 551, 604 anterior medullary velum, 549 conjunctivum, 549, 569 central tegmental tract of, 564 fibres of, 566 corpus ponto-bulbare of, 555 locus cæruleus of, 551 medial longitudinal bundle in, 558, 568 569 muscular branches of, 728, 729 position and constitution of, 727 terminal branches of, 729 spermatic, 765 splenic, 765 subclavian, of sympathetic, 759 external (venous), 976 Plica or Plicæ, alares of knee-joint, 348 ileo-cæcal, 1218 inguinal, 1296 1185 lacrimal, of Hasner, 825 recto-uterine, 1226, 1238 of the conjunctiva, 821 sublingual, 1108 umbilical, lateral, 1235 medial, 1235 ureteric, 1277 vesical, transverse, 1238 Plugging the posterior nares, 1385 Poles of lens, 820 nuclei of, 565, 566, 567 olivary nuclei of, 567 pars basilaris of, 565 position and connexions of, 540, 541 restiform body in, 567 reticular formation of, 567 spinal root of trigeminal nerve in, 567 substantia ferruginea of, 370, 551 sulcus basilaris of, 548 tegmental part of, 567 transverse fibres of, 566, 567 veins of, 971 ventral portion of, 565 Ponticulus, 829 Pontine flexure of brain, 514 fascia, 405 fossa, surgical anatomy of, 1437, 1457 line of tibia, 249 lymph glands, 1014 abnormality of, 1060 Popliteus fascia, 420 action of, 429 minor, 429 Pore, gustatory, 854 Portal canals, 1200 system, development of, 1036, 1037 Portio supravaginalis cervicis uteri, 1316 vaginalis cervicis uteri, 1316 Porus sudoriferus, 861 of urethral orifice in bladder, 1274 Post-anal gut, 48 Post-auditory process, 132, 133 Post-central anastomosis, 1044 arteries, 1044 gyri, 662, 663 Line, 1360 Post-coronal depression, 166 Posterior commissure of brain, 821 cutaneous nerve of thigh, surgical anatomy Primary optic vesicle, 33 of, 1457 rami of lumbar nerves, 691 morphology of, 691 of sacral and coccygeal nerves, 691 of spinal nerves, 687 of thoracic nerves, 690 Postero-lateral tract of spinal medulla, 534 Post-transverse anastomoses, 1045 Pouch of Douglas, 1226 relation of, to uterus, 1319 branchial, 42 pharyngeal, 42 of Prussak, 842 of Rathke, 49 recto-genital, 1226 surgical anatomy of, 1434 utero-vesical, 1238, 1317 Poupart, inguinal ligament of, 477 line of, 1411 Præcentral sulci, 665 sulcus, surface anatomy of, 1360 Præ-interparietal bone, 277 Præputium clitoridis, 1324, 1326 penis, 1299 Prævertebral fascia, 448 Pre-aortic lymph glands, 1012 Premaxillary suture, 150 Prepatellar bursa, 1460 Prepollex, 295 Prepuce, 1326 Preputial glands, 1299 Presternum, 107 Pretracheal glands, 1001 fascia, 448, 467, 1386 Prickle-cells, 857 Precervical duct, 43 sinus, 43, 76 Prechordal part of basis cranii, 291 portion of skull, 291 Precoracoid, 295 Precostal anastomoses, 1044 Prelaminar anastomoses, 926 Prelaryngeal lymph glands, 1001 Premaxillæ, 150 ossification of, 150 Primitive alimentary canal, 41 branches of, 1027 morphology of, 1040 brain, fate of cavities of, 36 cerebral vesicles, 33 streak, 26 vascular system, 1025 Primordial bones, 292 absorption of, 197 angular medial, of frontal bone, 115 surface anatomy of, 1360 anterior mallei, 840 of cervical vertebræ, 91 of lumbar vertebræ, 96 of sacrum, 97 of thoracic vertebræ, 93 basilar, 120, 123 of calcaneus, 259 capitular, of vertebra, 284 clinoideus anterior, 135 medius, 135 surgical anatomy of, 1378 condyloid, of mandible, 156 morphology of, 295 ossification of, 204 coronoid, 156, 210 surface anatomy of, 1325 dens, 92 ossification of, 105 epicondylic, of humerus, 280 surface anatomy of, 1449 ethmoidal, of inferior concha, 143 frontal, of maxilla, 145, 148 of frontal bone, 117 |