INDEX. 



805 



Lungs, continued. 

 capillaries of, 159. 

 cells of, 191-193. 

 changes of air in, 208. 

 circulation in, 101, 209. 

 congestion of, in asphyxia, 229. 

 after division of pneumogastric 



nerve, 562. 

 contraction of, 199. 

 coverings of, 188. 

 development of, 777. 

 elasticity of, 199. 

 intercellular passages in, 191. 

 lobes of, 190. 

 lobules of, 190. 

 movements of in respiration, 194- 



200. 



nutrition of, 209. 

 position of, 187. 

 .structure of, 187, 190. 

 .supplied by pneumogastric nerve, 



557, 559- 



Lymph, analysis of, 360. 

 compared with chyle, ib. 



with blood, 362. 

 general characters of, 357. 

 quantity formed, 362. 

 relation to blood, 361, 365. 

 Lymph-corpuscles, structure of, 358. 

 in blood, 92. 



development into blood- corpus- 

 cles, 93. 

 L3 r inph-hearts, structure and action 



of, 365- 

 relation of to spinal cord, 366, 



508. 

 Lymphatic glands, structure of, 



354- 



function of, 358. 

 Lymphatic vessels, 



absorption by, 364. 



communication with serous cavi- 

 ties, 352. 



communication with blood-ves- 

 sels, 358. 



contraction of, 354. 



course of fluid in, 348. 



distribution of, 349. 



origin of, 349. 



propulsion of lymph by, 353. 



structure of, 347, 353. 



valves of, 353. 



Lymphoid tissue. See Retiform 

 Tissues. 



. M. 



Macula germinativa, 720. 

 Magnesium in human body, 18. 

 Maintenance or assimilation, nature 

 of the process. See Growth. 



nutritive, 374. 



of blood, 93. 

 Male sexual functions, 731. 



voice, 614. 

 Malleus, 674. 



function of, 686. 

 Malpighian bodies, 441, 443. 



capsules, 442, 443, 444. 

 Mammary glands, 782. 

 Manganese, an accidental element, 



1 8. 



Marginal fibro-cartilages, 44. 

 Marrow of bone, 45. 

 Mastication, 257. 



fifth nerve supplies muscles of, 



544- 



Mastoid cells, 673. 

 Matrix of cartilage, 41. 



of nails, 431. 

 Meatus of ear, 671. 



urinarius, opening of in female, 



717. 

 Mechanical irritation, violent, effect 



on nerves, 476. 



Meconium, biliary principles in, 32 7. 

 Medulla of bone, 45. 



of hair, 429. 

 Medulla oblongata, 509, 518. 



analogy to spinal cord, 512. 



columns of, 510. 



distribution of fibres of, 511. 



conduction of impressions in, 513. 



congested in asphyxia, 228. 



decussation of fibres in, 511, 512. 



development of, 770. 



effects of injury and disease of, 5 1 4. 



fibres of, how distributed, 511. 



functions of, 513. 



important to maintenance of life, 



influence on deglutition, 516. 



on respiration, 226, 514, 517. 



on speech, 517. 

 maintenance of power in, 5 1 7. 

 as a nerve centre, 513. 

 pyramids of, anterior, 511. 



posterior, 512. 

 reflecting power of, 515. 



