(n.) The collection or mass of filaments growing from the skin of an animal, and forming a covering for a part of the head or for any part or the whole of the body.
(n.) One the above-mentioned filaments, consisting, in invertebrate animals, of a long, tubular part which is free and flexible, and a bulbous root imbedded in the skin.
(n.) Hair (human or animal) used for various purposes; as, hair for stuffing cushions.
(n.) A slender outgrowth from the chitinous cuticle of insects, spiders, crustaceans, and other invertebrates. Such hairs are totally unlike those of vertebrates in structure, composition, and mode of growth.
(n.) An outgrowth of the epidermis, consisting of one or of several cells, whether pointed, hooked, knobbed, or stellated. Internal hairs occur in the flower stalk of the yellow frog lily (Nuphar).
(n.) A spring device used in a hair-trigger firearm.
(n.) A haircloth.
(n.) Any very small distance, or degree; a hairbreadth.
Example Sentences:
(1) Cook, who has postbox-red hair and a painful-looking piercing in his lower lip, was now on stage in discussion with four fellow YouTubers, all in their early 20s.
(2) The surface of all cells was covered by a fuzzy coat consisting of fine hairs or bristles.
(3) We have isolated a murine cDNA clone, pCAL-F559, for the calcium-binding protein calcyclin by differential screening of a cDNA library made from RNA isolated from hair follicles of 6-d-old mice.
(4) White hair bulbs which demonstrated no TH activity formed 2SCD, but not 5SCD.
(5) Isolated outer hair cells from the organ of Corti of the guinea pig have been shown to change length in response to a mechanical stimulus in the form of a tone burst at a fixed frequency of 200 Hz (Canlon et al., 1988).
(6) We have reported on a simple and secure method of tying up hair during transplantation surgery for alopecia.
(7) Bone age has been analyzed mixed-longitudinally in a subsample of 370 patients (660 observations) and showed a slight retardation at all ages between 6 and 13 yr. Development of pubic hair of 91 subjects analyzed cross-sectionally was definitely retarded when compared to adequate reference data.
(8) Tumors were induced in athymic, T-cell-deficient nude mice and in syngeneic normal haired mice by treatment with low doses of 3-methylcholantrene (MCA).
(9) As I looked further, I saw that there was blood and hair and what looked like brain tissue intermingled with that to the right area of her skull."
(10) A new method of staining the keratin filament matrix allowing a visualization of the filaments in cross section of hair fibres has been developed.
(11) However, in subjects with alopecia there was no such difference and the growth rate of all the hairs showed a continuous distribution.
(12) No infection threads were found to penetrate either root hairs or the nodule cells.
(13) After 7 days, various stages of sensory hair degeneration could be observed.
(14) This review of androgenetic alopecia (AA) in women provides a summary of hair physiology and biochemistry, a general discussion of AA, and a brief description of other types of hair loss in women.
(15) Subungual hair penetration appears to be much less common.
(16) Steep longitudinal and transverse gradients of glycogen are known to exist in the organ of Corti of the guinea pig, with preferential accumulation in the outer hair cells of the apical turns.
(17) Of four normal tissues assessed, two (hair follicles and tissues responsible for development of leg contractures) showed no change in radioresponse after treatment with indomethacin, one (hematopoietic tissue) exhibited radioprotection, and one (jejunum) exhibited slight radiosensitization (enhancement factor, 1.12).
(18) On the other hand, the total number of missing hair cells, irrespective of location, was a good, general indicator of the hearing capacity in a given ear.
(19) The objective was to determine whether the parent axonal impulse train elicited by dual-hair stimulation was due to a temporal combining ("mixing"; Fukami, 1980) of the impulse trains elicited in the parent axons by the same stimulation to each hair alone.
(20) In addition to descriptions of variants of the root appearance for hairs removed from follicles in the three classical growth phases, several other commonly occurring root configurations are described and illustrated with photomicrographs.
Plica
Definition:
(v.) A disease of the hair (Plica polonica), in which it becomes twisted and matted together. The disease is of Polish origin, and is hence called also Polish plait.
(v.) A diseased state in plants in which there is an excessive development of small entangled twigs, instead of ordinary branches.
(v.) The bend of the wing of a bird.
Example Sentences:
(1) It has become indispensable to proper assessment of injuries of the menisci, cartilage, synovial folds, and plicae and for suspicion of isolated cruciate knee ligament rupture.
(2) To date no clear method of demonstrating the pathomechanics of the suprapatellar plica by arthroscopic means has been described.
(3) The taste buds are situated consistently at the tip of the Plica sublingualis and near the orifices of the submandibular and sublingual salivary glands.
(4) Likewise, anteromedial joint line tenderness is more likely to be related to a meniscal tear than to a pathological plica.
(5) At the areas bordering mucosal pits and beneath the tunicae plicae mucosae, the capillaries form glomera.
(6) A consecutive series of 28 patients (31 knees) with a symptomatic mediopatellar plica without concomitant lesions excised arthroscopically under local anaesthesia in the outpatient department is described.
(7) In 42 patients with chronic knee problems, arthrograms of the knee were obtained with evidence of the plica syndrome.
(8) In conclusion, the transverse palatine plicae in M. fuscata were formed from a thickening or eminence of the lamina propria, as opposed to the submucous tissue in the cat.
(9) The observation of the normal mucosa has revealed that in comparison with the cells overlying the flat surface of the stomach, those covering the plicae have a different surface structure with numerous microvilli and a peculiar organization of intercellular junctions.
(10) In sections without pathologic evidence of atherosclerosis, the cast surface characteristically demonstrated small longitudinal plicae, similar in size to those previously reported in studies with the scanning electron microscope.
(11) Medial patellar pain is more likely to be related to patellofemoral maltracking than to plica syndrome.
(12) There were also areas in the mucosal plicae where a large number of stromal cells expressing the PR were seen in the mucosal layer.
(13) The transverse palatine plicae or ridges numbered 7 or 8 symmetrically.
(14) It is concluded that excising a fibrosed mediopatellar plica large enough to cover the medial femoral condyle during flexion is followed by good results; local anaesthesia is sufficient and economical, and arthroscopic excision under local anaesthesia carries a low morbidity.
(15) Strict adherence to the indications outlined in this article should permit good results from pathologic plica resection.
(16) A 76-year-old male had orbital extension and regional lymph node involvement from an oncocytic carcinoma thought to have arisen in the plica semilunaris of the left eye.
(17) The crossed mediopatellar plica was found in 6 patients and in 1 patient it was the cause of plica syndrome.
(18) I describe a patient with rupture of the mediopatellar plica.
(19) On gastroscopic examination the plicae gastricae were numerous and strongly marked; moreover, they were granulated with numerous small haemorrhages.
(20) (4) The tunica media is composed of an outer circular layer of typical smooth muscle cells, and an inner longitudinally running plica of ramified smooth muscle cells.