(n.) A cuplike division of the pelvis of the kidney, which surrounds one or more of the renal papillae.
Example Sentences:
(1) These results, together with information from the amino acid sequences, infer that the native carotenoid, astaxanthin, is bound to each apoprotein within an internal hydrophobic pocket, or calyx.
(2) The involved calyx is punctured directly and dilatation performed to the stone without negotiating a wire into the renal pelvis.
(3) The host cannot encapsulate the parasitoid egg owing to the suppressive effect of the polydnavirus-laden calyx fluid injected by the female parasitoid during oviposition.
(4) A small population of nonadrenergic, VIPI nerves innervates the renal calyx.
(5) Flexible ureterorenoscopy is valuable for diagnosis of filling defects in the lower calyx and for treatment of stones in the upper and middle ureter.
(6) A sparse plexus of VIPI nerves innervates the rat renal calyx.
(7) Two antimicrobial fractions were obtained from the sponge Calyx podatypa from the Bahamas.
(8) The optimum photographing time was 15 minutes in the upper urinary tract (nephrogram, calyx, pelvis, upper ureter) and 20 minutes in the lower urinary tract (lower ureter, urinary bladder).
(9) It could be shown that nucleus and calyx may have a monomineral as well as a polymineral structure.
(10) A dense plexus of SPI nerves innervates the rat renal calyx.
(11) For example, in the cerebellum it recognizes myelinated axons and the calyx formed by basket cell axon collaterals.
(12) The smooth muscle and myofibroblast-like cells presumably assist expression of urine from the papilla and calyx, and possibly participate as pacemakers for the urinary tract.
(13) From September 1988 to April 1989, 400 patients with stones in the calyx (40%), in the renal pelvis (45%), in the ureter (15%) and with staghorn calculi (5%) underwent shock wave treatment.
(14) The rhabdom of isolated small photoreceptors is surrounded by a calyx originating from the soma, so that it appears to be located internally.
(15) The vestibular sensory epithelia contain two main types of hair cell innervation; bouton-innervated hair cells and calyceal hair cells characterized by a surrounding nerve calyx.
(16) The importance of selective arteriography and the interpretation of the "naked calyx" sign in the diagnosis of supernumerary renal arteries has been emphasized.
(17) If a fine deformity of calyx is shown on intravenous pyelogram, magnetic resonance imaging demonstrates renal scarring.
(18) Proper placement of the percutaneous nephrostomy tract through a posterior middle calyx and of a guidewire across the ureteropelvic junction is necessary in order to gain access to the narrowed area with a rigid cutting instrument.
(19) Subsequent to the elaboration of the activation calyx, the contents of cortical granules are released (cortical reaction) into the perivitelline space.
(20) Surrounding baculovirus occlusion bodies is an electron-dense layer reported to be composed of carbohydrate which we term calyx.
Columella
Definition:
(n.) An axis to which a carpel of a compound pistil may be attached, as in the case of the geranium; or which is left when a pod opens.
(n.) A columnlike axis in the capsules of mosses.
(n.) A term applied to various columnlike parts; as, the columella, or epipterygoid bone, in the skull of many lizards; the columella of the ear, the bony or cartilaginous rod connecting the tympanic membrane with the internal ear.
(n.) The upright pillar in the axis of most univalve shells.
(n.) The central pillar or axis of the calicles of certain corals.
Example Sentences:
(1) Two different prototypes of columella materials made from aluminum oxide ceramics were newly designed by the author for ossicular reconstruction.
(2) In the infant and small child, when most repairs are done, nose tip projection is due more to the alar dome component than to the columella.
(3) Definitive lip and columella surgery is facilitated.
(4) The infection rate for P. columella from MI, was 50% and for L. gedrosiana was 32.5%, whereas L. natalensis, S. elodes and S. attenuata were refractory.
(5) The most important reason for the resorption are mechanical factors; this has been shown by comparing the load of implanted tissue on the columella and on the dorsum of the nose.
(6) Vibration measurements were made at a number of positions near the proximal (basal) end of the basilar membrane, and on the columella footplate, of Caiman crocodilus using a capacitive probe.
(7) In the same manner, Denonvilliers' flap may be employed to restore contour of the nasal ala, since its scar sequel is very acceptable, and Dieffenbach's flap may be used to reconstruct the columella.
(8) Newborns have been examined with an otoscope and two different kinds of nasal lesions have been considered: (1) pyramid deformation with septum dislocation and columella deviation; (2) deviation and subluxation of the septum.
(9) Data regarding the 2,341 discovery sites of L. columella recorded by collectors during surveys are analysed.
(10) Where the inferior view shows a "tent tip" skyline, lateral crus advancement is required and can be achieved in asynchronous repairs by Pigott alar leapfrog at primary repair or by Potter V-Y advancement at the time of forked flap columella lengthening.
(11) Paucity of lobular cartilage; the flat dorsum; short columella; wide flaring nares; and skin that tends to keloid formation have led many surgeons to attempt radical surgical techniques to obtain rather limited results.
(12) The value of the modified Millard method in the management of unilateral nose deformities and the author's own approach to primary columella elongation in bilateral cleft are presented.
(13) Over-lengthening the columella at the expense of alar dome projection results in an unaesthetic nose at maturity.
(14) A comparison of three types of columella currently used--bone, ceramic, and polyethylene--is presented.
(15) In most patients, effective treatment was to repack the nose and cauterize a bleeding site, or to suture an open area either in the incision or at the columella-septum junction.
(16) The results of the study would suggest that the median forehead flap can be elevated without incorporating the supratrochlear vessels, but the flap design should be reserved for those clinical situations where the pedicle must be extensively mobilized, e.g., reconstruction of the nasal tip and columella and the presence of a low-lying frontal hairline.
(17) There was a thick columella and an elongated continuous nasal septum separating the nasal cavities.
(18) Philtrum length, philtrum shape, philtrum depth, nasolabial triangular area, vermilion thickness, Cupid's bow peak, horizontal upper lip groove, vermilion border, alar size, depth of alar groove, nasal deviation, nostril shape, nasal tip, columella height, sill shape, columella width, and facial balance of the anterior, profile, and caudal views are used as aesthetic checkpoints for the results of a cleft lip operation.
(19) The surgical technique used enables correction in a single operation through suture of the lateral portions at the midline and elevation of the bifurcated flap of the prolabium to form the columella and the nasal floor.
(20) The lengthening and lowering of the short and sometimes retracted columella and narrowing of the alar bases is performed by making a columellar splitting incision and extending it along the alar sills.