Reprints from the Writings of W.B. Cannon |
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acid activity adrenal glands adrenal secretion adrenalin alimentary canal American Journal anemia Animal Experimentation antiperistalsis antiperistaltic waves Archiv arterial ascending colon asphyxia Bayliss and Starling bismuth bismuth subnitrate blood pressure c.c. per second cæcum cardiac end cause cells cent centimetres clotting coagulation colon constriction depressor digestion disease distended doses of adrenalin duodenum effect emotional evidence excitement experiments fibres FIGURE fluid gastric contents gastro-enterostomy gesammte Physiologie glycosuria Harvard Medical School hunger impulses increased inhibition injection instances internal pressure intragastric pressure investigation Journal of Physiology Laboratory of Physiology loop method minutes movements muscular myenteric plexus nervous nicotine normal observations occur œsophagus operation pain PAMPHLET peristalsis peristaltic waves pithing produced pulsating pyloric end pylorus record region regurgitation relaxation segmentation small intestine smooth muscle splanchnic nerves splanchnic stimulation stoma stomach sympathetic thyroid tion tonic ring tonus tube vagus nerves vasoconstrictor vasodilation W. B. CANNON
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Страница 8 - Not only are the secretory activities of the stomach unfavorably affected by strong emotions; the movements of the stomach as well, and, indeed, the movements of almost the entire alimentary canal, are wholly stopped during excitement. ' ' * So you see that the proverb, "Better a dinner of herbs where love is than a stalled ox and hatred therewith," has a physiological as well as a moral basis.
Страница 4 - The medical investigators further maintain that judgment should be based on knowledge, not ignorance. They rightly insist that their critics are ignorant — ignorant of the conditions of medical research and ignorant of the complex relations of the medical sciences to medical and surgical practice. And they contend that these critics in their ignorance are endeavoring to stop that experimental study of physiology and pathology...
Страница 8 - It is noteworthy that in both the positive and negative results of the emotional excitement illustrated in Bickel and Sasaki's dog the effects persisted long after the removal of the exciting condition. This fact Bickel was able to confirm in a girl with cesophageal and gastric fistulas; the gastric secretion long outlasted the period of eating, although no food entered the stomach. The importance of these observations to personal economics is too obvious to require elaboration. "Not only are the...
Страница 8 - 'On another day a cat was brought into the presence of the dog, whereupon the dog 'flew into a great fury. The cat was soon removed, and the dog pacified. Now the dog was again given the sham feeding for five minutes. In spite of the fact that the animal was hungry and ate eagerly, there was no secretion worthy of mention. During a period of twenty minutes, corresponding to the previous observation, only 9 cc of acid fluid was produced, and this was rich in mucus.