(n.) An artificial channel filled with water and designed for navigation, or for irrigating land, etc.
(n.) A tube or duct; as, the alimentary canal; the semicircular canals of the ear.
Example Sentences:
(1) In addition to the aqueduct other associated inner ear anomalies have been identified in 60% of this population including: enlarged vestibule (14); enlarged vestibule and lateral semicircular canal (7); enlarged vestibule and hypoplastic cochlea (4); and hypoplastic cochlea (4).
(2) After four years of existence, many evaluations were able to show the qualities of this system regarding root canal penetration, cleaning and shaping.
(3) Digestion is initiated in the gastric region by secretion of acid and pepsin; however, diversity of digestive enzymes is highest in the post-gastric alimentary canal with the greatest proteolytic activity in the spiral valve.
(4) A new theory for the peculiar site selection of cholesteatomas of the external auditory canal is postulated.
(5) In the anesthetized cat, the posterior canal nerve (PCN) was stimulated by electric pulses and synaptic responses were recorded intracellularly in the three antagonistic pairs of extraocular motoneurons.
(6) Two hundred and forty root canals of extracted single-rooted teeth were prepared to the same dimension, and Dentatus posts of equal size were cemented without screwing them into the dentine.
(7) 5 reconstructions of the posterior bony canal wall were moderately sunk in.
(8) The parameters of the air flow in the canal of the separator are established in a graphic way.
(9) It may be explained by an ipsilateral lesion of the posterior canal pathways.
(10) Interlamellar plasmodia are limited by 2 outer unit membranes which give rise to both single-and double-membraned pincytic canals.
(11) Ten patients have undergone abdominal proctocolectomy with the formation of an ileal reservoir anastomosed onto the anal canal using a stapling device.
(12) The hymen was not penetrated as a result of intromission and therefore the site of ejaculation would have been in the urogenital canal of the 4 primigravid elephants.
(13) The cytotoxic effects on cultured rat bone cells of newly-developed root canal sealers and commercially available sealers were compared.
(14) In the external ear canal, residual water from caloric testing or any other irrigation may act to simulate a conductive hearing loss and interfere with subsequent auditory brainstem response recording leading to increased latencies and reduced amplitudes.
(15) The surgeon must have an exact idea of this canal before undertaking operation for plastics of the hernial defect.
(16) All the canals open independently at the surface of the cuticle and the substance deposited there is a mixture of proteins and acid mucosubstances.
(17) The crossing points were investigated in 20 patients and in most cases they existed between 2 cm and 6 cm from the anterior border of the external auditory canal.
(18) It is concluded that the massive destruction of the normal anatomy in the lateral semicircular canal may be the morphological basis of a functional endolymphatic fistula for drainage of the endolymphatic hydrops.
(19) In the series of 50 acoustic neurinomas (AN) the internal auditory canal (IAC) diameter and the diameter difference between the tumor and non-tumor side are compared with the sizes of the AN.
(20) Myelography revealed no abnormality, although magnetic resonance imaging and computed tomography after myelography demonstrated a mass within the posterior aspect of the thoracic spinal canal associated with anterior displacement and compression of the spinal cord.
Occlusion
Definition:
(n.) The act of occluding, or the state of being occluded.
(n.) The transient approximation of the edges of a natural opening; imperforation.
Example Sentences:
(1) To quantify the size of the lesion in mice, the area of the infarct on the brain surface was assessed planimetrically 48 h after MCA occlusion by transcardial perfusion of carbon black.
(2) It is concluded that acute renal denervation augments the pressure diuresis that follows carotid occlusion.
(3) The operative arteriograms confirmed vascular occlusive phenomenon.
(4) In our experience DSA is a safe, specific means of following postoperative grafts and diagnosing their occlusion.
(5) However in the deciduous teeth from which the successional tooth germs were removed, the processes of tooth resorption was very different in individuals, the difference between tooth resorption in normal occlusal force and in decreased occlusal force was not clear.
(6) We reviewed our experience with femorofemoral bypass during the past 10 years to define its role relative to other methods in the treatment of aortoiliac occlusive disease.
(7) Plasmin-alpha 2-antiplasmin complex was not detected in any of the subjects after venous occlusion.
(8) A retrospective review was undertaken of 127 lower extremity fasciotomies performed for compartment syndrome after acute ischemia and revascularization in 73 patients with vascular trauma and 49 patients with arterial occlusive disease.
(9) Patients with inflammatory bowel disease showed decreased tissue-type plasminogen activator antigen release (t-PA Ag), no significant Von Willebrand antigen release (vWF Ag), and a residual plasminogen activator inhibitor activity (PAI activity) after venous occlusion.
(10) Atrial extrasystoles and short sequences of atrial tachycardias were observed in most dogs after occlusion.
(11) The conus was found to contribute little to forward flow under ordinary circumstances, but its contribution increased greatly during bleeding or partial occlusion of the truncus.
(12) Review of the records of five patients with CPSE treated with radiologic occlusion procedures showed that these are suitable alternatives to surgery.
(13) A patient with a history of hypertension had a combined central retinal artery and vein occlusion in one eye.
(14) The pain response will be significantly better than the dysfunction response when the patient is treated with an occlusal splint.
(15) With the teeth in occlusion, lip separation was reduced.
(16) The risk of total occlusion and clot formation in the renal artery after subintimal injection is high.
(17) Seventy-eight patients presented optochiasmal arachnoiditis: 12 had trigeminal neuralgia; 1, arachnoiditis of the cerebellopontile angle; 6, arachnoiditis of the convex surface of the brain; and 3, the hypertensive hydrocephalic syndrome due to occlusion of the CSF routes.
(18) The same dose of clonidine evoked a much larger drop in blood pressure in another group of rats in which an equialent increase in blood pressure was produced by bilateral section of the vagosympathetic trunks and occlusion of both carotid arteries.
(19) At autopsy, 3 of the 15 patients who had normal angiograms were found not to have had thrombotic occlusions.
(20) Five of the children presented an "aplastic crisis," for example, a sudden decrease in hemoglobin concentration associated with absence of reticulocytes in the peripheral blood, and four were admitted with unremitting severe pain because of a "vaso-occlusive crisis."