(a.) Cube-shaped, or nearly so; as, the cuboid bone of the foot.
(n.) The bone of the tarsus, which, in man and most mammals, supports the metatarsals of the fourth and fifth toes.
Example Sentences:
(1) New lamellae are formed by these cuboidal cells which then divide and migrate into the lamellae where they assume the characteristic attenuated appearance of fibroblasts in the adult dermal lamellae region.
(2) This exogenous protein tracer could be seen in apical vacuoles and phagosomes in the cuboidal parietal epithelium.
(3) The lining epithelium was a single layer of flattened or cuboidal endocervical cells.
(4) 24 hours after birth, the vesicles fill with colloid and the epithelium is cuboidal; the iodine content of the protein increases (between 1 and 2 mu g 127I per mg protein) as well as the thyroglobulin percentate (around 20%).
(5) There was gradual regeneration of epithelium which showed slow maturation from flat non-ciliated epithelium to partially cuboidal and columnar epithelium with some cilia showing early differentiation to respiratory epithelium.
(6) Sclerosing hemangioma of the lung (SHL) was investigated immunohistochemically, histochemically and ultrastructurally with reference to cellular components associated with the histologic pattern: cuboidal cells in the papillary type, round cells in the solid type, flat cells in the hemorrhagic type and stromal cells in the sclerotic type.
(7) The MNT was composed mainly of two cell types: small immature neuroblast-like cells and large columnar or cuboidal epithelial-like cells with or without melanin granules.
(8) By immunofluorescence, staining was confined to cuboidal cells in alveolar spaces.
(9) The tumors were superficial, solitary masses consisting of cuboidal to columnar cells in tubuloglandular arrangement.
(10) Light microscopic and electron microscopic examinations showed that the cysts are lined by flattened to cuboidal epithelial cells which, on their surface, have microvilli of different lengths and underneath a continuous basement membrane.
(11) In the experiments performed on 61 dogs dynamics of changes of morphometrical parameters of mitochondria of brush-border and cuboid cells have been studied at conservation of the kidneys for 120 h in solutions of intracellular type.
(12) In contrast, type II pneumonocytes are cuboidal and are richly endowed with organelles including large Golgi complexes, extensive endoplasmic reticulum and numerous inclusion bodies.
(13) By avidin-biotin complex (ABC) and immunofluorescence method, B-11 was reactive to squamous and transitional epithelium, but was not reactive to simple columnar epithelium from stomach and colon, simple cuboidal epithelium from urinary tubule and thyroid, and pseudostratified ciliated epithelium from trachea and ductus epididymidis.
(14) Out of four cell lines examined, LS174T cells formed glandular structures composed of a simple columnar or cuboidal epithelium with a lumen in the centre of the cell mass.
(15) This portion coexisted with a deeper, preexistent lesion in the substantia propria that was comprised of orderly nests of unpigmented cuboidal nevus cells surrounded by pigmented, spindle-shaped blue nevus cells--a so-called "mixed nevus."
(16) Scanning and transmission electron microscopy revealed that streptomycin-treated cultures were composed of cuboidal-to-columnar shaped cells which maintained intact tight junctions similar to control cultures.
(17) Fine needle aspiration (FNA) biopsies of a thyroid nodule in a patient with longstanding histiocytosis X produced a scanty amount of colloid, a moderately dense mixed inflammatory infiltrate and numerous small papillary fragments lined by cuboidal-to-columnar cells.
(18) The long arterial capillaries of the carp spleen are provided with cuboidal endothelial cells containing filaments approximately 7 nm in diameter.
(19) One hundred renal corpuscles were counted per section and the parietal layer of Bowman's capsule was classified as normal (squamous) or metaplastic (cuboidal).
(20) In the pituitary, similar pattern of localization was also observed in the cuboidal-columnar epithelial cells that lined the par tuberalis between the anterior and intermediate lobes.
Rectangular
Definition:
(a.) Right-angled; having one or more angles of ninety degrees.
Example Sentences:
(1) The solution to these problems would seem either to reduce the time spent in rectangular wires or to change to a bracket with reduced torque, together with appropriate second order compensations in the archwire or the bracket.
(2) For a long rectangular field, the agreement between measured and calculated attenuation coefficients is better than 1.5% for all energies.
(3) Similar aftereffects were obtained whether the area of the test stimulus was fixed or varied randomly from trial to trial, and whether the test stimulus was rectangular or elliptical.
(4) Computer-assisted reconstruction of the axon showed that in layer IV the axons occupied a rectangular area about 300 X 500 microns, elongated anteroposteriorly in area 17 and mediolaterally in area 18.
(5) In pentobarbital-anesthetized rats, hyperventilatory responses to rectangular mild hypercapnic normoxic gas mixtures inhalation were analysed.
(6) To estimate mechanical characteristics of such membranes, it is necessary to carry out the noncontact pressure test and membranous contact test, in addition to the usual monotonic tensile test, by using a rectangular specimen cut from the membranes.
(7) The membrane potential in single nodes of Ranvier was changed in rectangular pulse steps while the membrane currents, associated with the potential steps, were measured.
(8) At low pH, it is theorized that the trapezoidal profile of the dimer is shifted to a more rectangular configuration such that flat ribbons are formed by the lateral association of dimers.
(9) Depending on the size of the kindred, the pedigree automatically obtains a rectangular or circular appearance.
(10) The distribution of oviposition times in CL showed a great deal of variation among the populations and departed significantly (P less than 0.05) from the uniform rectangular distribution, in all but three populations.
(11) Each muscle strip was stimulated with trains of electrical rectangular pulses (10 Hz, 50-70 V, 0.5 ms).
(12) The subgel Lc(c') phases of both homologs show significant two-dimensional long range order and can be described by rectangular lattices.
(13) These concepts allow data measured for square or circular fields to be extended to calculate, for example, the percentage depth doses or output factors of rectangular or irregular fields.
(14) Fast twitch fibres of rat and rabbit show rectangular patterns of intramembrane particles in freeze-fracture preparations of the sarcolemma.
(15) It is concluded that the physical performance of sedentary people, athletes and patients with impaired cardio-pulmonary function can be more precisely qualified in quantitative terms by means of computer assisted rectangular-triangular ergospirometry.
(16) Then, in the R-phase, a large (20-50 mV) rectangular wave of depolarization arose with superimposed high-frequency oscillations.
(17) This logistic relationship is more general than the rectangular hyperbola or linear methods, provides excellent goodness of fit, and can be used as a "global" method for the entire calibration curve, rather than as a "local" method for small segments of the curve.
(18) Hill's rectangular hyperbola fitted the force-velocity data if the load during shortening was less than 70% of Fo.
(19) The effects of rectangular linearly rising (ramp) current pulses were also studied.
(20) By comparison of the scattering curves with triaxial geometric bodies which are equivalent in scattering, the tetrameric enzyme is described as a rectangular prism, with overall dimensions of A = 131.0 A, B = 131.0 A, and C = 65.0 A, and the octameric form as that of a cube with A = B = C = 120.0 A.