408 



INDEX 



Ramus lateral, 354 



posterior, 354 



terminal, 354 



ventral, 354 



white, 366 

 Ranvier's nodes, 305 

 Rathke's pouch, 58, 61, 83, 95, "128, 162 

 Recapitulation, law of, 5 

 Receptive nucleus, 335 

 Recess, inferior, of omental bursa, 19 1 



lateral, 334 



mammillary, 330, 341 



optic, 330, 343 



Rectum, 122, 138, 145, 176, 206 

 Red blood corpuscles, 244 



bone marrow, 288 



nucleus, 338 

 Reference, titles for, 6 

 Regeneration of bone, 290 

 Reichert's cartilage, 389 

 Reil's islands, 349 

 Reissner's membrane, 387 

 Renal artery, 206, 266 



columns, 203 



corpuscles, 135, 199, 200 



papillae, 202 



pelvis, 200, 202 



tubules, 122, 202, 203, 204 



veins, 275 

 Reptiles, cleavage of ovum in, 26 



gastrulation of, 29 



origin of mesoderm in, 30 

 Respiratory epithelium, 169 

 Rete ovarii, 215, 218 



testis, 214, 218 

 Reticular formation, 335 



tissue, 165, 284 

 Retina, layers of, 382 



nervous layer, 128 



pigment layer of, 128, 377, 381 

 Retinal layer, 381 



of optic cup, 377 

 Retroperitoneal sac, 278 

 Rhinencephalon, 328, 341, 346 

 Rhombencephalon, 82, 326 



chick, 46 

 Rhombic grooves, 334 



lip, 334 



Rhomboidal sinus, 41, 46, 52 

 Ribs, 309, 311 

 Ridge, pulmonary, 185 

 Rod cells of retina, 382 

 Rolando's fissure, 351 

 Roof plate, 322, 332, 338 

 Roots, spinal, dorsal, 305 

 Round ligament, 220, 222 



SAC, dental, 157, 158 

 Sacculus, 3_86 

 Saccus vaginalis, 224 

 Sacral artery, middle, 267 

 Sacrum, pars lateralis of, 311 

 Sagittal dissections, median, 142 



sinus, superior, 271 

 Salivary glands, 153 

 Santorini, duct of, 180 

 Saphenous vein, 275 



Sarcolemma, 292 

 Sarcoplasm, 292 

 Sarcostyles, 292 

 Satyr tubercle, 390 

 Sauroid blood cells, 244 

 Scala tympani, 387 



vestibuh, 387 



Scapula, ossification of, 316 

 Sciatic nerve, 356 

 Sclerotic layer of eye, 382 

 Sclerotome, 113, 283 

 Scrotal area, 227 

 Scrotum, 228 



ligament of, 223 

 Sebaceous gland, 295 

 Sections, chick, fifty hours, 56 

 thirty-eight hours, 45 

 of twenty hours' duration, 37 

 twenty-five hours, 39 



pig, 6 mm., 105 

 10 mm., 127 



Seessel's pouch, 36, 83, 95, 162 

 Segmental zone, 66 



Segmentation of ovum, 24. See also Cleavi 

 of ovum. 



of vertebrate head, 365 

 Segments, mesodermal, 2, 42, 53, 64, 65 



primitive, 2, 41 

 Semilunar ganglion, 94, 118, 361 



valves, 258 

 Seminal vesicle, 219 

 Sense cells, 386 



organs, chick, 46, 56 



human, 82, 370 

 Sensory nerves, somatic, 357 



organs, general, 371 

 Septa placentas, 241 

 Septum, atrial, 251 



interventricular, 123, 258 



median, of adult spinal cord, 324, 325 



membranaceum, 258 



nasal, 313, 373 



pellucidum, 346 



primum, 100, 122, 251, 278 



scroti, 227 



secundum, 123, 251, 278 



spurium, 252 



transversum, 63, 64, 84, 116, 118, 144, 176, 



181-186 



Sertoli, sustentacular cells of, 14, 214 

 Sex, determination of, 23 

 Shaft of hair, 295 

 Sheath cells, 305 



epithelial, 156 



hair, 295 



medullary, 305 



myelin, 305 



Shoulder-blade, ossification of, 316 

 Sinus, cavernosus, 271 



cervical, 91, 114 



coronary, 254, 271 



frontal, 376 



marginal, 241 



maxillary, 376 



peripheral, 280 



petrosal, 273 



rhomboidal, 41, 46, 52 



sagittal, superior, 271 



