The itinerary of a breakfast : a popular account of the travels of a breakfast through the food tube and of the ten gates and several stations through which it passes, also of the obstacles which it sometimes meets . e made to actthree times a day. Even colons which havebecome so badly twisted out of shape by ad-hesions and kinks, and so paralyzed by over-distension that they cannot be restored by thesimple means mentioned may, by the wonder-ful resources of modern surgery, be made toperform their function in a perfectly satis-factory manner. And thus it may be saidsafely that every case of co


The itinerary of a breakfast : a popular account of the travels of a breakfast through the food tube and of the ten gates and several stations through which it passes, also of the obstacles which it sometimes meets . e made to actthree times a day. Even colons which havebecome so badly twisted out of shape by ad-hesions and kinks, and so paralyzed by over-distension that they cannot be restored by thesimple means mentioned may, by the wonder-ful resources of modern surgery, be made toperform their function in a perfectly satis-factory manner. And thus it may be saidsafely that every case of constipation, no mat-ter how obstinate, or what its cause, may besubstantially relieved. In other words, the obstacles which badhabits and resulting disease create along thefood tube may be removed, so that the delayswhich produce intestinal toxemia with all itshorrible consequences may be prevented andthe normal itinerary reestablished. The alimentary canal may be considered asdivided into four apartments, in each of whichthe food is retained for a time to undergochanges which are not only essential to the di-gestive process, but are necessary to preparethe way for the next succeeding series of A Gastric Cycle. X-ra3 Motiuii Picture of the Stumacli, showing Action ofthe Pvlorus THE FIVE FOOD LABORATORIES 27 changes that the food must undergo before itis absorbed. In the mouth, food is reduced to a softpulp by the mechanical action of the teeth, thetongue and cheeks. At the same time, thefood is mixed with the saliva, which acts uponthe starch, converting it into sugar. This ac-tion begins in the mouth and continues forone or two hours in the stomach after the foodis swallowed. In the stomach, the food is mixed withgastric juice, which, acting upon the food afterit has been acted upon by the saliva, reducesit to a semi-fluid state. The mixing of thegastric juice with the food is accomplished bycontraction waves, which pass along thestomach at the rate of three to five waves permi


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectconstip, bookyear1920