xviii CONTEXTS. 



PA i ;K 



The nitrogenous metabolism of the glandular structures. The 



increase of urea due directly to food ...... 7">l 



488. The formation of urea in the liver ....... 7", 



489. The synthesis of uiva . .... 756 



S I'.lO. Uric acid ............ 757 



> I'.il. Other nitrogenous crystalline bodies such as xanth in A.. . . . 7"- s 



492. Kelations of urea to cyanogen compound- ..... 759 



>i I'.m. A summary of nitrogenous metabolism ...... 759 



SECTION VI. 



ON .SOMK STRUCTUHKS ANH l'u<" B8BBB <>F AN <>i:srru>: XATTKE. 



S I'.H. The structure of the thyroid body . 761 



495. The functions of the thyroid body .... . . 7<'>H 



S J'.Ml. The pituitary body .... 7f>l 



i 1'.'7. The structure of the suprarenal bodies ...... 7i'>~> 



S I'.lH. The chemical constituents of the suprarenal bodies .... 7i>i'> 



5 I'.i'.i. Tlie functions of the suprarenal bodies ...... 7i-i'' 



500. The structure of thr thymus ... . 7i7 



501. The nature and functions of the thyinus ...... 7'N 



SECTION VII. 

 Tm: ElSTOBl OF FAT. ADIPOSE Ti. n . 



502. Adipose tissue ; its changes ........ 7i'>'.i 



503. The structure of adipose tissue . . 7i'.'.' 



504. The disappearance of fat from adipose tissue ... . 771 



505. The nature of fat in adipose tissue ..... . . 772 



506. Fat is formed in the body ...... 772 



507. Formation of fat from carbohydrates and from protcid- . . 773 



508. Limits to the construction of fat ....... 775 



SKCTIOX VIII. 

 THK MA.MMAUY <}I.AM>. 



509. The general structure of the mammary gland ..... 777 

 510. The structure of the alveoli ; the varying appearances of the epithelial 



cells ............ 778 



511. The characters of the dormant mammary gland .... 780 



512. The connective-tissue of the mammary gland ..... 780 



513. The nature of milk; its constituents; their relative quantities in 



different animals ......... 780 



514. Colostrum, its chemical and microscopical characters . . . 783 



515. The mammary gland at birth ........ 784 



516. The nature of the act of secretion of milk ..... 784 



517. The secretion of milk typical of metabolism in general . . 785 



518. The relations of the gland to the nervous system .... 787 



