| 单词 | meatus |
| 例句 | Internal acoustic meatus—This opening is located inside the cranial cavity, on the medial side of the petrous ridge. Anatomy and Physiology 2013-06-19T00:00:00Z On rare occasions, a false meatus can be located just above the normal one. Why men don’t live as long as women (and how to change that) 2018-07-15T04:00:00Z Transmission in External Ear.—The external ear consists of the pinna, or auricle, and the external auditory meatus, or canal, at the bottom of which we find the membrana tympani, or drum head. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" 2012-04-25T02:00:53.567Z Many were troubled with a tinnitus aurium, or singing in the ears; and numbers suffered from violent earaches or pains in the meatus auditorius, which in some turned to an abscess. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z Stitching pain at lobe of left ear and deep in and above external auditory meatus. New, Old, and Forgotten Remedies: Papers by Many Writers 2012-02-05T03:00:10Z Mandibular fossa—This is the deep, oval-shaped depression located on the external base of the skull, just in front of the external acoustic meatus. Anatomy and Physiology 2013-06-19T00:00:00Z Try the experiment—stop the meatus auditorius with beeswax, and try it, for half a dozen Sabbaths, even with the knowledge, that you can remove the impediment at will, which I cannot! Dealings with the Dead, Volume I (of 2) 2012-01-17T03:00:17.977Z The distance apart, T, T, of the two commissures of the lips gives, very nearly, the distance from the superior border of the orbital arch to the base of the ear or the auditory meatus. Artistic Anatomy of Animals 2011-12-17T03:00:16.893Z Relief can occur, if the Eustachian tube remain closed, only by perforation of the membrane and the discharge of the secretions into the external meatus. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z In the skull the orbit is surrounded by bone, and the tympanic has a bulla and an ossified external meatus. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z The canal enters the skull through the external auditory meatus of the temporal bone. Anatomy and Physiology 2013-06-19T00:00:00Z To these symptoms were added, almost immediately, itching in the auditory meatuses and the secretion of a thin fluid in the previously dry nasal passages. Psychotherapy 2011-06-19T02:00:20.053Z Palate extremely elongated, and produced backwards as far as the level of the external auditory meatus by the meeting in the middle line of the largely developed pterygoids. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z When suppuration has actually taken place the abscess should be immediately opened to prevent further destruction of the gland-tissue and perforation into the external auditory meatus. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z They contribute to the formation of the auditory meatus, and of the right and left carotid canals which accompany the eustachian tubes. Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7 "Bible" to "Bisectrix" 2010-12-20T17:12:05.780Z Openings here include the large foramen magnum, plus the internal acoustic meatus, jugular foramina, and hypoglossal canals. Anatomy and Physiology 2013-06-19T00:00:00Z In respect of anatomical considerations, it is true that the external ear is much reduced, the “pinna” being absent, and the tube or “meatus” of very small calibre. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 7 "Cerargyrite" to "Charing Cross" Auditory bulla completely ossified, perforated on the inner side by the carotid canal, and continued externally into an elongated bony meatus auditorius, with its aperture directed upwards and backwards. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z From S. floridanus, S. nuttallii along the eastern margin of its range differs in more slender rostrum, and larger external auditory meatus. A Synopsis of the North American Lagomorpha The meatus lies about half an inch or two inches within the pelvis, the distance varying with the size of the dog. The Dog They both emerge from the inner ear, pass through the internal auditory meatus, and synapse in nuclei of the superior medulla. Anatomy and Physiology 2013-06-19T00:00:00Z The orifice leads into a rather deep and wide meatus; the external integument is turned in for a short distance, widening a little, and then ends abruptly. A Monograph on the Sub-class Cirripedia With Figures of all the Species. Tympanic prolonged into a tubular auditory meatus, curving upwards round the base of the zygoma. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z The arrow is placed within the "meatus," and points in the direction taken by the sound waves. Psychology A Study Of Mental Life The meatus being found—there is no great ingenuity required to discover it—the instrument is inserted and pushed gently onward. The Dog The nasal passages contain the conchae and meatuses that expand the surface area of the cavity, which helps to warm and humidify incoming air, while removing debris and pathogens. Anatomy and Physiology 2013-06-19T00:00:00Z The meatus, enlarging upwards, is lined by thick pulpy corium, and is closed at the upper end; from its summit is suspended a flattened sack of singular and different shapes in the different genera. A Monograph on the Sub-class Cirripedia With Figures of all the Species. Tympanic welded to the surrounding bones, and more or less bladder-like, but not produced into a tubular auditory meatus. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z The most essential part of the external ear is the "meatus" or hole that allows the sound waves to pass through the skin to the tympanic membrane or drum head. Psychology A Study Of Mental Life When it continued long, Blisters applied behind the Ears, or on the Neck, and washing the meatus auditorius with the emollient Decoction, in which a small Quantity of Soap was dissolved, proved of Service. An Account of the Diseases which were most frequent in the British military hospitals in Germany It is about three eighths of an inch in diameter, and is inserted into a groove around the circumference of the meatus, near its termination. A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) Nevertheless, the sack is so highly elastic, and its suspension in a meatus freely open to the water, seems so well adapted for an acoustic organ, that I have provisionally thus called it. A Monograph on the Sub-class Cirripedia With Figures of all the Species. The stylohyal is loosely attached along its sides to the tympanic bulla and finally attached, at the posterior end, to the bulla at a point slightly ventral and posterior to the auditory meatus. Genera and Subgenera of Chipmunks "Parietal breadth" is the breadth, across the braincase, taken approximately half way between the squamosal root of the zygoma and the external auditory meatus, where there is a lateral bulge in the squamosal bone. Mammals Obtained by Dr. Curt von Wedel from the Barrier Beach of Tamaulipas, Mexico Now, with the increased size and changed direction of the ears, not only has the bony auditory meatus become changed in outline, direction, and greatly in size, but the whole skull has been slightly modified. The Variation of Animals and Plants Under Domestication, Volume II (of 2) The function of that part of the external ear which projects from the head is to collect sounds and reflect them into the meatus. A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition) Acoustic or Auditory Nerve.—The acoustic nerve is liable to be damaged along with the facial in tumours of the cerebello-pontine angle, and in fractures which traverse the internal auditory meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Wax is secreted by glands located in the lining of the meatus, and should be detached by the motion of the jaws during talking and eating. The Home Medical Library, Volume II (of VI) The secretion of the external auditory meatus, mixed with the secretion of the neighboring glands or ceruminous glands, forms the well known ear-wax or cerumen. Philosophy of Osteopathy This point approaches nearer to the auditory meatus than in the wild rabbit, as may be best seen in fig. The Variation of Animals and Plants Under Domestication, Vol. I. This is least objectionable in cases of stricture close to the meatus. A Manual of the Operations of Surgery For the Use of Senior Students, House Surgeons, and Junior Practitioners In fractures of the middle fossa, the ear should be gently sponged out and the meatus plugged with gauze, retained in position by adhesive plaster or a bandage. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Although the meatus could be distinctly felt, the catheter would not enter. History of Circumcision from the Earliest Times to the Present Moral and Physical Reasons for its Performance The bullet passed onwards through the base of the skull, crossing the external auditory meatus, fracturing the zygoma and probably the condyle of the mandible, and eventually lodged beneath the masseter muscle. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre In all, however, the supra-orbital plates are rather larger, and in all the auditory meatus is larger, in conformity with the increased size of the external ears, than in the wild rabbit. The Variation of Animals and Plants Under Domestication, Vol. I. A stricture near the orifice, or, as it is not uncommon, involving merely the meatus, can be treated with great ease in the above manner by division on a grooved probe. A Manual of the Operations of Surgery For the Use of Senior Students, House Surgeons, and Junior Practitioners Both nerves also may be torn across just before they enter the meatus in severe brain injuries apart from fracture. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. This protruded about half an inch beyond the meatus. History of Circumcision from the Earliest Times to the Present Moral and Physical Reasons for its Performance In a number of cases the tympanum itself, or the external auditory meatus, was directly implicated in tracks; in these, also, loss of hearing was the rule. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre Part of Zygomatic Arch, showing the projecting end of the malar-bone, and the auditory meatus, of Rabbits ... The Variation of Animals and Plants Under Domestication, Vol. I. The great cavity is the bulla tympani or bulb of the ear; a m is the auditory meatus or external hole of the ear. Natural History of the Mammalia of India and Ceylon Not infrequently it burrows into the temporo-mandibular joint, or escapes by bursting into the external auditory meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Girls are apt to be found affected with polypoid excrescences at the meatus, which when removed will cause the enuresis to disappear. History of Circumcision from the Earliest Times to the Present Moral and Physical Reasons for its Performance Blood and brain matter escaped from the external auditory meatus. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre In the orbit it displaces the eyeball; in the nasal fossæ and in the external auditory meatus it causes obstruction, which may be attended with ulceration and discharge. Manual of Surgery Volume First: General Surgery. Sixth Edition. Close the right hand, leaving the index curved; place it about six inches from the ear and move it in toward the external meatus—told me, hear, I heard, Fig. Sign Language Among North American Indians Compared With That Among Other Peoples And Deaf-Mutes First Annual Report of the Bureau of Ethnology to the Secretary of the Smithsonian Institution, 1879-1880, Government Printing Office, Washington, 1881, pages 263-552 After spontaneous perforation or puncture, the meatus must be kept clean. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Among the many cases of nervous disorders simulating other diseases that I have seen relieved were two Jewish lads with an imperfection of the meatus. History of Circumcision from the Earliest Times to the Present Moral and Physical Reasons for its Performance Entry, 1� inch above the line from the lower margin of the orbit to the external auditory meatus, and 1� inch behind the external angular process; exit, a little posterior to the left parietal eminence. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre The first is met with in relation to epithelioma of a mucous surface—for example, the palate, tongue, gums, antrum, frontal sinus, auditory meatus, or middle ear. Manual of Surgery Volume First: General Surgery. Sixth Edition. Putrefication of stone in the bladder is the result of three causes, viz., consuming heat, viscous matter and stricture of the meatus. Gilbertus Anglicus Medicine of the Thirteenth Century The deeper part of the posterior osseous wall of the meatus may be swollen so that it conceals the upper and back part of the membrane. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. In order to introduce the catheter, it was first necessary to operate upon the phimosis, during which a calculus, which completely occluded the meatus, was removed. History of Circumcision from the Earliest Times to the Present Moral and Physical Reasons for its Performance There was no evidence of fracture of the neck of the mandible, nor of the external auditory meatus, but there was considerable difficulty in opening the mouth widely or protruding the teeth. Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre In the middle of the external ear is the meatus, or passage, which varies in length in different individuals. The Mirror of Literature, Amusement, and Instruction Volume 13, No. 376, June 20, 1829 This is particularly manifest in boys who have a constricted meatus. Gilbertus Anglicus Medicine of the Thirteenth Century Nasal polypi spring from the mucous membrane covering the middle turbinated bone and from the adjacent parts of the middle meatus, but rarely from the septum. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. There was simply a large opening extending from the meatus urinarius to the coccyx. Anomalies and Curiosities of Medicine Any ulcer or carious condition of the meatus should be immediately removed. The Dog The external ear consists of an expanded portion known as the pinna or auricle, and of a passage, the auditory canal or meatus, leading inwards from it. A Practical Physiology The outlying remainder of the first gill-cleft is the rudiment of the external meatus. The Evolution of Man — Volume 2 Just in front of the auditory meatus a deep hollow can be felt, and in front of this the condyle forms an undue projection. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Lloyd described a fetus showing absence of the external auditory meatus on both sides. Anomalies and Curiosities of Medicine Dr. Mercer, in The Veterinarian, of July, 1844, gives an interesting account of the production of polypi in the meatus of the ear. The Dog The external auditory meatus, the passage to the middle ear, is curved and is about an inch and a quarter long. A Practical Physiology This is formed into a part of the organ of hearing; from it are developed the external meatus, the tympanic cavity, and the Eustachian tube. The Evolution of Man — Volume 2 Deformities.—The auricle, together with the external auditory meatus, may be congenitally absent on one or on both sides. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Munro reports a case of congenital absence of the external auditory meatus of the right ear; and Richardson speaks of congenital malformation of the external auditory apparatus of the right side. Anomalies and Curiosities of Medicine Dr. Mercer very properly remarks that, in the second or chondromatous variety of polypus of the meatus, the treatment must depend upon the concomitant circumstances. The Dog Let a person press both auricles against the side of the head, and hold both hands vertically in front of each meatus. A Practical Physiology Now, with the increased size and changed direction of the ears not only has the bony auditory meatus become changed in outline, direction, and greatly in size, but the whole skull has been slightly modified. The Variation of Animals and Plants under Domestication — Volume 2 Epithelioma may attack the auricle and extend along the external auditory meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. One case was that in which there was congenital absence of the external auditory meatus of both ears without much impairment of hearing. Anomalies and Curiosities of Medicine This point approaches nearer to the auditory meatus than in the wild rabbit, as may be best seen in figure 8; but this circumstance mainly depends on the changed direction of the meatus. The Variation of Animals and Plants under Domestication — Volume 1 Occasionally the vegetable parasite aspergillus is present in the external meatus, and produces a condition that is liable to be mistaken for eczema. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Furunculosis or Boils.—Boils in the ear may arise singly or in crops, and may be associated with eczema of the meatus or with chronic suppuration of the middle ear. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Deafness ensues when the meatus becomes completely blocked by the swelling. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The cerebrum was partly removed; the external auditory meatus was preserved. Anomalies and Curiosities of Medicine In all, however, the supra- orbital plates are rather larger, and in all the auditory meatus is larger, in conformity with the increased size of the external ears, than in the wild rabbit. The Variation of Animals and Plants under Domestication — Volume 1 When suppuration has occurred, the best treatment is by early incision, transfixing the base of the swelling with a narrow knife and cutting into the meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Between it and the inferior turbinated body is the middle meatus, with which communicate the openings of the maxillary sinus, the frontal sinus, and the anterior ethmoidal cells. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. If early examination of the ear is made, coagulated blood may be found in the meatus or upon the membrane, or ecchymosis may be visible on the latter. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Simpson reports a case in which the tumor was a painful nodule situated near the urinary meatus. Anomalies and Curiosities of Medicine SKULL, of natural size, of Half-lop Rabbit, showing the different direction of the auditory meatus on the two sides, and the consequent general distortion of the skull. The Variation of Animals and Plants under Domestication — Volume 1 They are rough on the surface, dark in colour, and usually lie in the inferior meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Packing the meatus with antiseptic gauze after washing out may be practised. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. An accumulation of wax may be caused by the too zealous attempts of the patient to keep the ear clean, the wax being forced into the narrow deeper part of the meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The bladder was under perfect control, the urine flowing over a channel on the exterior of the scrotum, extending 18 inches from the meatus. Anomalies and Curiosities of Medicine After the ear is syringed the skin may present a dry, scaly appearance, while sometimes fissures and an indurated condition of the outer end of the meatus may be noted. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The sudden cessation of pain and the appearance of a discharge from the meatus indicate perforation of the membrana tympani. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The membrane may be bulged outwards into the meatus by the fluid, and thus lie nearer the observer's eye than normally. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. More commonly, perhaps, the membrane is ruptured from indirect violence due to great condensation of the air in the external auditory meatus, following blows upon the ear, heavy artillery reports, or diving from a height. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Dagan speaks of the issue of a lumbricoid from the external auditory meatus. Anomalies and Curiosities of Medicine Eczema of the external meatus is often associated with eczema of the auricle and of the surrounding parts. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The boil occurs in the cartilaginous meatus, and it is to be borne in mind that the skin may present a normal appearance even when suppuration has occurred. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. As a rule the rupture heals rapidly, and no treatment is necessary save the introduction of a piece of cotton-wool into the meatus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. When large they constitute aural polypi, which are recognised by their proximity to the outer end of the meatus, their soft consistence and mobility, and the fact that the probe may be passed round them. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Projecting from the meatus there was enough of this prong to be easily grasped between one's thumb and finger. Anomalies and Curiosities of Medicine Further evidence of its source in the last-named cavities may be gained by finding pus in the superior meatus above the middle turbinal on examination by posterior rhinoscopy. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The withdrawal of pus by a puncture through the thin outer wall of the inferior meatus of the nose with a fine trocar and cannula will establish the diagnosis. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. Pus escapes into the middle meatus of the nose, and if wiped away will reappear if the head is kept erect for a few minutes. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. The sudden onset of deafness may be due to impaction of wax in the external meatus or to hæmorrhage or effusion into the labyrinth. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. In the afternoon the auditory canal was found excoriated and red, and deep in the meatus the kernel was found, covered with blood. Anomalies and Curiosities of Medicine There is a record of death, in a child of nine, caused by the passage of a knitting-needle into the auditory meatus. Anomalies and Curiosities of Medicine Alley mentions a New Orleans wharf laborer, in whose ear was poured some molten lead; seventeen months afterward the lead was still occupying the external auditory meatus. Anomalies and Curiosities of Medicine The whole auditory meatus was destroyed by suppuration. Anomalies and Curiosities of Medicine The pain associated with a boil in the external meatus is usually aggravated by movements of the jaw, by pulling the auricle, and by pressure upon the tragus. Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition. There is a case recorded in which, after the slightest dose of quinin, tingling and burning at the meatus urinarius were experienced. Anomalies and Curiosities of Medicine The nasal bones were uncovered and broken, exposing the superior nasal meatus. Anomalies and Curiosities of Medicine |
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