It may then be employed as a substitute for medicine, a protracted and frequent use of which (even of the mildest aperients) is apt to injure the digestive functions, and to give rise to some degree of intestinal irritation.

And, lastly, (though many other causes might be referred to) the injudicious means occasionally employed to effect the removal of these animals, by the debility produced in the intestinal canal, favours not only their re-appearance but their increase.

The undigested residue left by all green vegetables affords a useful stimulus to intestinal contraction, and tends to promote the regular action of the bowels.

How does the food pass from the cavity of the stomach and intestinal canal into the blood-vessels?

The stomach and intestinal canal also contain liquid food, holding many substances in solution.

Even after long exposure to 100 degrees Fahrenheit there is no change in B and C. After a variable time, from one to four hours, the contents of the stomach, which are now called chyme, begin to move on in successive portions into the next part of the intestinal canal.

56.Sectional View of Intestinal Villi.

These seem to serve two purposes, to increase the extent of the surface of the bowels and to delay mechanically the progress of the intestinal contents.

Buried in the mucous layer throughout the length, both of the small and large intestines, are other glands which secrete intestinal fluids.

59Showing the Relations of the Duodenum and Other Intestinal Organs.

60.Diagrammatic Scheme of Intestinal Absorption.

The inner surface of the small intestine also secretes a liquid called intestinal juice, the precise functions of which are not known.

The story, briefly told, is this: certain food materials that have been prepared to enter the blood, filter through the mucous membrane of the intestinal canal, and also the thin walls of minute blood-vessels and lymphatics, and are carried by these to larger vessels, and at last reach the heart, thence to be distributed to the tissues.

As a result of this hardening action, animal food in contact with alcoholic liquids in the stomach remains undigested, and must either be detained there so long as to become a source of gastric disturbance, or else be allowed to pass undigested through the pyloric gate, and then may become a cause of serious intestinal disturbance.

In cases of illness, especially where the patient is suffering from intestinal trouble, after preparing as above, strain through a fine muslin.

Beyond the vermin that infest the skin and the hair, tapeworm, and a few other intestinal worms, little if anything was known of morbific parasites before the Nineteenth Century; but the labors of Van Beneden, Küchenmeister, Cobbold, Manson, Laveran, and others have now established the causal relationship between great numbers of animal parasitesgross and microscopicand certain definite morbid states.

"Effect of fear on the gastro-intestinal juices," thought Basilio.

Dysentery, cholera, typhoid fever, diarrhea, and intestinal worms may be caught in this manner, (d) Having certain germs injected into the body by the bites of insects, such as mosquitoes, fleas, and bedbugs.

WANGENSTEEN, OWEN H. Problems of intestinal obstruction.

An officer, riding their way, talked with them about conditions in this camp, where, he said, the convalescents slept on the bare ground, rain or shine; where there were but three surgeons for the thousands suffering from intestinal and throat and lung troubles, destitute, squalid, unwarmed by fires, unwashed, wretched, forsaken by the government that called them to its standard.

Cuvier had five in his classification; for he placed among them the Intestinal Worms and the Infusoria or Animalcules.

The Intestinal Worms are much better known now than they were in his day.

Eighty-four per cent were found to be afflicted with at least one intestinal parasite.

All of the thirty-five hundred prisoners were ultimately examined, and intestinal parasites eradicated if present.

My trip to Baguio promptly relieved a severe attack of acute intestinal trouble from which I had been suffering, and when Governor Taft fell ill the following year with a similar ailment, and his physicians recommended his return to the United States, I did my best to persuade him to try Baguio instead.