Show lecture ON physiology being called upon upon to make a few remarks on the subject or of physiology in ju justice itce to lo t myself YI I 1 must confess that I 1 hardly know where ahr e re to commence the science of physiology y is so exten extensile siv sit e and yet so closely connected that to deduce only one lecture from the great J field and at it the e same time make it both i esting eating and edifying 0 fo o this vast and diversi 1 fied congregation is no small task ages ids itis king tf t f sparta sparti when asted asked what thing thic thio n g boys should learn replied those which th they ey ivil practice when they become men As he ith the observance observe nce nee of the laws inherent to the tile ot askem ayach ay acm kem m so not only boy boys but girls acquire a correct and thorough knowledg knowledge e of the laws ot of their organization if morality moral fy de upon the inculcation of correct principles in youth equally so BO does a sound physical system depend on a correct physical education during curing the same period of life hence the study of the structure of the haman system and the laws of the different organs should be subjects ts of interest to all mankind every young joung person and particular particularly y every yung yeung mis miss after acquin ng a knowledge of the th e primary mary branches of education such as spelling reading url uri writing ting geography and arithmetic anth should themselves and the hee structure of the human system and the conditions upon which health and disease di sease depend for this knowledge girls will be re quiren yes and a practical kno knowledge too f you aill H ill lii need in afterlife after aft 4 Is is somewhat unaccountable 27 says the celebrated dr dick dicko and not a little inconsistent that while young to look abroad over the surface of the earth and survey Vs is mountains rivers seas and continents ard and ulde gulde their views lews to the regio reglo regions ris of the firt firmaments firma filaments ments where wheT they ethey may contemplate the moons moong cf jupiter the rings of saturn Satur nand and thousands of luminaries placed at immeasurable eiel els ele it a n q th that a t we should never teah teach them to I 1 jobje 0 0 i ieta ha themselves 1 h ae selves and coh con contemplate template her their own cori COrg corporeal corporeal oreal structures ha iha n nai afi erous enous I 1 arts of f which th eyare compos composed edthe the admirable I 1 i functions they hey perform the wisdom and goodes of J f t he the great architect displayed in their physiology teaches ua what at wart part vau war each a h lorfn peu pei Eorms rin ria in the general economy DIGESTION the human body boly like every olber other organized structure is c continually 1 wasti wasting ur away even to the debrest and most solid aarts farts this waste requires require ff to be supplied by the addition of new matter and hence is required the function of digestion which cons sits bits in changing our food drink drinka etc into the materials of the body this changers chan chaD gels geis one of the most moat extraordinary tra a in nat nature ure every part of the body of anim I 1 life ilfe is formed from froin the fluid called blood which is first formed formea from food drink etc docs it not seem almost impossible when we consider the various artic articles lesof lesot of food and how is smilar they are to blood thet such a conversion can for instance comp compare are a piece apiece of oe bread or a potatoe with with a portion onor at blood and anh e hom bom they are arb fo d it I 1 in every not the change chade chane 0 miraculous 1 i the th first part of the pr i ancess ss con isia ista in the preparation of the food hy chewing grinding or brea breaking kink it into small parts I 1 this his is accomplished complis hed bed with the teeth leeth I 1 generally not always I 1 have seen a man hat that lever leven had any teeth but in their stead he had arim a rim of enameled bore on b boa bom oth ath he the upper and low lower er jaw during the process of mastication the food is moistened w ath th a fluid cal ed the saliva which is secreted by certa certain organs called the aye salivary gland giand gia gla situated mfuat e in the mouth this moistening assists the act of chewin gand is as some have bave asserted essential inthe tf digestion after the food fo od has entered process thil thet DiG notion LUTION the next act aar mastication is ac accomplished om shed ia lathat that of deg lution or swallowing which thoa though h it appears so simple an act when we perform it is nevertheless a very complicated one ose I 1 ia bich lich many curious scientific lenti fec fic principle are tire concerned A evry ery P pari tice of cf tco fco 1 or drink we swallow sv allow has had to pass pasa 1 over the li tl tia vive or of clapper of tj tle tre o tulle tube I 1 called the larynx qt windpipe wind wlad aipel pipe the ibe roal laj la pa passed ra ahe dolif sown down down aown a aipel or abe it edjel ca called ll 11 thep thet h et ce oesophagus sopha into t edstom eh losta fosta cair masu 1 ngu t te and then swallow shallow sy allow it but there are some bome who swallow alow it first and masticate it if ff er wards for instance the lobster and grasshopper grass grabs hopper hoppen have hare their teeth connected with the r digestion estion itself is perform performed edin in the stomach ana and intestines the s of these org olg ns varies much in different animals thin thus the sheep whose wt ose osa chiff subsistence is gra gras 9 requires a very complicated apparatus to turn that grass gras sinto into the of or its bady bad while the lion or tiger living upon A 1 ab require comparan com vely a simple alp apparatus aratus because their food is already nearly like the thae substance of oe their bo ies consequently antly the sheep has four stomachs and its intestines are twenty y seven beven times the length of its body ahie e the lion llon an tiger have bat but one stomach and their intestines are but three thre times the length of their bodies man bea bel being all eating has an I 1 in n mediate emmediate ei et 0 tie tle has one ole stomach and uld his intestines are about six limes times the leng ieng length th of his hla body |