单词 | diverticulum |
例句 | Diverticulosis is simply a collection of outpouchings, or diverticula, in the wall of the colon. Can I Ever Recover From Diverticulitis? 2019-01-04T05:00:00Z The bulging pouches, or diverticula, are common in persons over 40 years old; Mr. Azar is 50. Alex Azar, HHS secretary, recovering from first bout of intestinal issue 2018-04-17T04:00:00Z The external duct of this gland is often dilated into a bladder, and may sometimes send out diverticula, forming a complex system of sinuses ramifying through the body. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z These diverticula extend usually one into each of the dorsal papillae or “cerata” when these are present. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" 2011-09-02T02:00:20.450Z She had a momentary vision of the abyss as a sort of diverticulum of Piccadilly and the Temple, a place unexpectedly rational and comfortable. The Sea Lady 2011-04-22T02:00:07.843Z At this or some earlier period, the intestine gave forth a much larger diverticulum or cæcum than that now existing. The Descent of Man and Selection in Relation to Sex, Vol. I 2011-01-17T03:00:49.523Z Embryology.—The thymus is formed from a diverticulum, on each side, from the entoderm lining the third branchial groove, but the connexion with the pharynx is soon lost. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" 2010-12-26T03:00:17.840Z The alimentary canal in the anterior part of the collar gives off a diverticulum, which grows forward and supports the proboscis. Journal of Entomology and Zoology Volume Eleven, Number Two, June 1919 The latter opens into the common duct at the point k, and here also is a small diverticulum of the duct f. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 5 "Gassendi, Pierre" to "Geocentric" 2011-09-02T02:00:20.450Z The functions of these gastric diverticula have never been carefully investigated. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 3 "Apollodorus" to "Aral" More ventrally another slight diverticulum probably represents the infundibulum. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" The lymphoid cells and concentric corpuscles are probably the derivatives of the original cells lining the diverticulum. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" 2010-12-26T03:00:17.840Z Because this diverticulum has the vacuolated appearance of the notochordal tissue of higher animals, it has been regarded as a notochord. Journal of Entomology and Zoology Volume Eleven, Number Two, June 1919 The dorsal branch sends a blind twig into each of the diverticula of the dorsal mantle-sinus, the ventral branch supplies the nephridia and neighbouring parts before reaching the ventral lobe of the mantle. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" The oesophagus is often furnished with glandular diverticula, the “glands of Morren,” which are often of complex structure through the folding of their walls. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" In Nautilus the equivalents of the pancreatic diverticula of the Dibranchs can be traced upon the relatively shorter bile-ducts. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" Incomplete closure of the vitelline duct results in the presence of a diverticulum—Meckel’s—generally connected with the ileum, mainly important by reason of the readiness with which it occasions intestinal obstruction. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" Cross section through the base of the proboscis showing diverticulum wall and proboscis gland. Journal of Entomology and Zoology Volume Eleven, Number Two, June 1919 The small arm-sinus runs along the arms of the lophophore at the base of the tentacles, and gives off a blind diverticulum into each of these. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" Spermatheca rarely with diverticula; sperm ducts as a rule occupying two segments only, usually opening by means of an atrium. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" Into the ventral mesentery the liver grows as diverticula from the duodenum, so that some of the mesentery remains as the falciform ligament of the liver and some as the lesser omentum. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" In most mammals the uterus has two elongated diverticula, each of which may contain a successive series of embryos. The Sexual Question A Scientific, psychological, hygienic and sociological study Should the diverticulum be inaccessible from the neck, and the difficulty of swallowing be attended with progressive emaciation, gastrostomy may be required to avert death by starvation. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Food reservoir: Lepidoptera, a blind sac or diverticulum from the bind part of oesophagus lying in abdomen dorsal to the stomach. Explanation of Terms Used in Entomology The alimentary canal is simple and a gizzard or oesophageal diverticula rarely developed. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" Into the dorsal mesentery the pancreas grows, also as diverticula, from the duodenum, while the spleen is developed from the mesoderm contained in the same fold. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" The diverticulum 21 noted, also, in connection with figure 7, has relatively thick, wrinkled walls; its significance is not known to the writer. Development of the Digestive Canal of the American Alligator These malformations are associated chiefly with imperfect development of the visceral or branchial arches and clefts, or of the hypoblastic diverticula from which the thyreoid and thymus glands are formed. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. In fact, on distending the vena cava with air, it is found that the four branchial arteries traverse these septa, and that the appendages in question are diverticula of their walls. Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology They form the walls of a new cavity, the enterocœl, which is to be regarded as a nipped-off diverticulum of the archenteron. Form and Function A Contribution to the History of Animal Morphology After the caecum is formed as a diverticulum from the intestine it is situated close to the liver and gradually travels down into the right iliac fossa. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" From this diverticulum the duodenum, d, leads caudad and laterad for a short distance as a narrow tube, then suddenly expands into the widest part of the entire intestine. Development of the Digestive Canal of the American Alligator Methods of Examination.—It is sometimes possible to detect an impacted foreign body, a distended diverticulum, or a new growth in the cervical portion of the œsophagus by palpation. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Unless a very large esophagoscope be used, a traction diverticulum may easily be overlooked in the mucosal folds. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery They are found also in the diverticula of the synovial membrane, in the shoulder in the downward prolongation along the tendon of the biceps, in the hip in the bursal extension beneath the psoas. Manual of Surgery Volume First: General Surgery. Sixth Edition. The caecum is a branch or diverticulum of the intestine, ending in a cul-de-sac, and is extremely long in many of the lower vegetable-feeding mammals. The Descent of Man Diagnosis is often incidental to examination of the gastrointestinal tract for other conditions, because traction diverticula usually cause no symptoms. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery To determine the position and size of a diverticulum, a radiogram is taken after the patient has swallowed some food, such as porridge mixed with bismuth. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. This explains the clinically observed fact, that unless treated, pulsion diverticula increase progressively in size, and consequently in distressing symptoms. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery Pulsion diverticulum of the esophagus is an acquired hernia of the mucosa between the circular and oblique fibers of the inferior constrictor muscle of the pharynx. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery The intestine gave forth a much larger diverticulum or caecum than that now existing. The Descent of Man It has been said that traction diverticula are more readily demonstrated in the roentgenologic examination, if the patient be placed with pelvis elevated. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery Blood Cysts.—These may originate in a diverticulum of a vein that has become isolated, or in a cavernous angioma; or they may be due to hæmorrhage taking place into a branchial or thyreo-glossal cyst. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The local fixation and cicatricial contraction may be the site of a traction diverticulum. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery Congenital webs and diverticula of the trachea are cited infrequently. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery The esophagoscope is now withdrawn from the pouch and entered into the esophagus proper, below the diverticulum, while the surgeon cuts off the hernial sac and sutures the esophagopharyngeal wound over the esophagoscope. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery It has been the chagrin of skilled surgeons to find the diverticulum present functionally and roentgenographically precisely the same as before the performance of the very trying and difficult operation. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery Oxygen Tank and Tracheotomy Instruments.—Respiratory arrest may occur from shifting of a foreign body, pressure of the esophagoscope, tumor, or diverticulum full of food. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery They are classified according to their etiology, as traction and pulsion diverticula. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery There is great danger from tracheal pressure by an esophageal diverticulum or dilatation distended with food; or the food maybe regurgitated and aspirated into the larynx and trachea. Bronchoscopy and Esophagoscopy A Manual of Peroral Endoscopy and Laryngeal Surgery |
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