(n.) A case for the reception of a sword, hunting knife, or other long and slender instrument; a scabbard.
(n.) Any sheathlike covering, organ, or part.
(n.) The base of a leaf when sheathing or investing a stem or branch, as in grasses.
(n.) One of the elytra of an insect.
Example Sentences:
(1) The oral nerve endings of the palate, the buccal mucosa and the periodontal ligament of the cat canine were characterized by the presence of a cellular envelope which is the final form of the Henle sheath.
(2) Electron microscopic observations of the masseter nerve in the aged cats revealed a disruption of the myelin sheaths and a pronounced increase in collagen fibers in the endoneurium and perineurium.
(3) The authors propose three regular procedures with which they are experienced: repair with a large retromuscular nonabsorbable synthetic tulle prosthesis for extensive epigastric eventrations, fillup aponeuroplasty using the sheath of the rectus abdominis associated with a premuscular patch in case of diastasis or of multiple superimposed orifices and suture associated with a small retromuscular auxiliary patch to treat small incisional hernias.
(4) Extraction tools included flexible, telescoping sheaths advanced over the lead to dilate scar tissue and apply countertraction, deflection catheters, and wire basket snares.
(5) Thirteen soft tissue sarcomas with ultrastructural evidence of nerve sheath differentiation were investigated by immunohistochemistry.
(6) This cell population gives rise initially to oligodendrocytes and then to type-2 astrocytes, both of which apparently collaborate in sheathing axons in the CNS.
(7) Rabbit antirat T-cell serum (ALS(T)) reacted selectively with the surfaces of lymphocytes in the paracortex of lymph node and in the periarteriolar sheath of spleen, and with thymocytes.
(8) After properly fixing the vas deferens with a ring clamp, the surgeon pierces the scrotal skin, vas sheath, and vas deferens in the midline with a curved dissecting clamp held at a 45 degree angle from horizontal.
(9) We immunohistochemically examined the expression of Schwann cell-related markers, nerve growth factor (NGF) receptor, S-100 alpha- and beta-proteins, glial fibrillary acidic protein (GFAP), and galactocerebroside (gal C) in 5 malignant schwannomas, 21 benign peripheral nerve sheath tumors, and 4 apparently normal sural nerves.
(10) The transversalis fascia of the floor of the femoral canal turns down to form the medial wall of the venous compartment of the femoral sheath, and has the support of the curved edge of the lacunar ligament which effectively bars the femoral canal from entering the thigh.
(11) Unique domains of the retinal interphotoreceptor matrix (IPM), termed cone matrix sheaths, are composed largely of chondroitin 6-sulfate proteoglycan in most higher mammalian species.
(12) 2ME treatment caused partial solubilization of the sheaths (45% as determined by amino acid analysis), which could be further improved by combining 2ME with SDS.
(13) The 6.8F ultrasound balloon catheter was placed percutaneously in the right femoral artery through a 9F sheath.
(14) The isolated outer sheath was observed as a triple-layered, closed vesicle carrying a polygonal array by electron microscopy.
(15) These data show that the 515 nm absorbance change is not limited to small closed vesicles like grana, but in the presence of suitable electron donors single lamellae of bundle sheath chloroplasts can also be active.
(16) An outer sheath was isolated from Treponema phagedenis biotype Reiter by our previously developed method (Masuda, K., and Kawata, T. 1982.
(17) Seven tumours were predominantly of blue and spindle-cell, fascicular type, resembling malignant peripheral nerve sheath tumour and at times monophasic synovial sarcoma.
(18) Several additional groups of muscle cells of more limited mass and spatial distribution include the vulval muscles of hermaphrodites, the male sex muscles, the anal-intestinal muscles, and the gonadal sheath of the hermaphrodite.
(19) The notochord, which is composed of a stack of flat cells surrounded by a connective tissue sheath, elongates dramatically and begins straightening between stages 21 and 25.
(20) Under fluoroscopic control a lower polar calix was punctured with 18 G sheathed needle; a guide wire was introduced through the sheet.
Unsheathe
Definition:
(v. t.) To deprive of a sheath; to draw from the sheath or scabbard, as a sword.
Example Sentences:
(1) Although the use of peripheral nerve stimulators and unsheathed needles in performing nerve blocks has been previously described, there has been a growing emphasis on the use of specific, expensive equipment to ensure success.
(2) changed morphology from rods of about 6 to 8 microns long to multicellular filaments (unsheathed trichomes) up to many hundreds of micrometres long with the addition of glycine or certain D-amino acids to the growth medium.
(3) Cj had only one unsheathed flagellum on each end without a bulbous tip.
(4) When grown on solid medium, most strains of B. campbellii and B. neptuna and all strains of B. alginolytica and B. parahaemolytica had unsheathed, peritrichous flagella in addition to the single, sheathed, polar flagellum.
(5) He points out his primary school, his father's church, the house where he was brought up, the hospice where he and Sarah worked unpublicised in the summer of 2009, when the country was in recession and would-be assassins in the Labour party were agonising about whether to unsheathe their daggers.
(6) Embryos emerged from the egg in the uterus and were born as unsheathed microfilariae.
(7) Co-polymerization of flagellin from unsheathed flagella and flagellin from apparently sheathed flagella was also demonstrated.
(8) The hypocrisy of empire is revealed here as the unsheathing of the weapon by someone who does not wish to use it, and has lost all control of what can be done with it, or even of what it is for, but must go through with his part anyway.
(9) Thickening and multilamination of the basal laminae were observed in both the sheathed and unsheathed vessels.
(10) Cytoplasmic processes of glial cells had invaded the adventitia in sheathed vessels and even in unsheathed ones.
(11) Unsheathed microfilariae presumed to be Onchocerca species were found in the skin as well.
(12) Pendragon insisted on swearing the oath on his sword Excalibur, and Starmer managed to persuade staff at the court in Salisbury to let him unsheath it.
(13) Inflate thy balloons and unsheathe thy mint Viscounts, for here is Labyrinth ( Saturday, 9pm, Channel 4 ) to remind us of the unique joy of the shonkily realised international costume epic.
(14) Anterior lesser curvature argon laser seromyotomy was performed with the argon laser at 10 W, continuous, delivered through a 600 micron unsheathed quartz fibre.
(15) Examination of 31 male sperm whales (Physeter catodon) caught off the western coast of Iceland revealed three cases of genital papillomatosis involving the unsheathed penis.
(16) The unsheathed microfilaria is found in the peripheral blood.
(17) The odontoblast layer in the pulpal cornu contained substantial numbers of unsheathed axons, many presumably en route to the dentin.
(18) It is concluded that all the fibers in the crown of the cat's canine would be contained in the A-delta and C groups and that the strikingly large number of fibers present suggests that the peripheral pulp has a dense innervation, many of the cell processes found there being unsheathed axons.
(19) An imperial order unconstrained by democratic or liberal hypocrisies, in which power can be called by its proper name, in which the sword is always unsheathed because there is never any need to conceal it, is certainly possible.
(20) The vascular supply to the unsheathed parts of the extensor tendons shows morphological adaptations to differential mechanical stress during tendon excursion.