854 



GENERAL INDEX 



Testes, growth of interstitial cells of, ii, 

 494. 



' internal secretion of, and interstitial 

 cells, ii, 441. 



functions of, influence on estab- 

 lished sexual organs, ii, 454. 



upon nervous structures and 



their functions, ii, 456. 



testicular hormone on 



development of generative organs, ii, 

 449. 



influence of, upon established sex- 

 ual organs, ii, 454. 



accessory glandular struc- 

 tures, occurrence and function, ii, 

 456. 



relation of testes to the pros- 

 tate, ii, 454. 



to the seminal vesicles, ii, 



456. 



significance of interstitial 



cells, ii, 454. 



upon growth and metabolism, 



alterations in metabolism affecting 

 the testes, ii, 461. 



blood composition and sex, 

 ii, 463. 



body temperature, ii, 464. 



fat metabolism, ii, 463. 



gaseous metabolism, ii, 463. 



metabolism in different sex- 

 ual stages, ii, 460. 



on bone growth, ii, 461. 



on nervous structures and their 



functions, ii, 456. 



dispositional characteristics 



and the testes, ii, 457. 



erection centers of the spi- 

 nal cord and testes, ii, 459. 



genito-vesicular reflex and 



the testes, ii, 459. 



nervous activity and the 



breeding season, ii, 456. 



relation of spermatic nerves 



to the interstitial cells, ii, 460. 



pharmacodynamics of, ii, 464. 



purpose of testicular hormone, ii, 



469. 



source of, ii, 491. 



See also Testicular hormone. 



interstitial cells of, absence of, in 

 certain forms of life, ii, 441. 



and cryptorchism, ii, 443. 



and internal secretion, ii, 441. 



and testicular hormone, ii, 441. 



appearance of, ii, 440. 



compensatory hypertrophy of, ex- 

 periments demonstrating, ii, 500. 



Testes, interstitial cells of, contents of, 

 crystalloids, ii, 496. 

 - fat, ii, 495. 



pigment, ii, 496. 



specific granules, ii, 496. 



deliverance by, into blood stream, 



of properties bringing about the 

 proper establishment of secondary in- 

 ternal generative organs, ii, 453. 



description of, ii, 492. 



embryonal origin of, ii, 494. 



function of, theories as to, ii, 



497. 



functional period of, ii, 440. 



growth of, ii, 494. 



histology of, ii, 439. 



in ectopic testicle, ii, 499. 



phases of growth and atrophy of, 

 ii, 440. 



with secondary sex characters, 

 ii, 439. 



with spermatic nerves, ii, 460. 



significance of, in relation to in- 

 ternal secretion, ii, 454. 



spermatogenesis of, ii, 44i. 

 structure of, ii, 440. 



multiplicity of, ii, 474. 

 to prostate, ii, 454. 



to seminal vesicles, ii, 456. 



relationship between interstitial cells 

 of, and secondary sexual characters, 

 ii, 439. 



between male secondary sexual 



characters and, ii, 434. 



in birds, ii, 435. 



in crustaceans, ii, 435. 



in insects, ii, 434. 



in mammals, ii, 436. 



in the triton, ii, 435. 



structure of, gross, ii, 491. 



transplantation of, in fowl, to an- 

 other part of body, experiment of A. 

 A. Berthold (1849), i, 57. 



tumors of, pubertas precox associ- 

 ated with, ii, 350. 



Testicle, and mammary activity, ii, 646. 



anomalies of development, hermaph- 

 roditism, 473. 



pseudohermaphroditism, ii, 



473. 

 of formation, absence of part of 



genital tract, ii, 474. 



fusion of the testes, ii, 474. 



multiplicity of the testes, ii, 



474. 



of growth, atrophy, ii, 551. 



hypertrophy, ii, 475. 

 of position, ii, 478. 



