(a.) Exactly upright or vertical; pointing to the zenith; at right angles to the plane of the horizon; extending in a right line from any point toward the center of the earth.
(a.) At right angles to a given line or surface; as, the line ad is perpendicular to the line bc.
(n.) A line at right angles to the plane of the horizon; a vertical line or direction.
(n.) A line or plane falling at right angles on another line or surface, or making equal angles with it on each side.
Example Sentences:
(1) Our data support the hypothesis that evoked and epileptiform magnetic fields result from intradendritic currents oriented perpendicular to the cortical surface.
(2) Right ventricular volumes were determined in 12 patients with different levels of right and left ventricular function by magnetic resonance imaging (MRI) using an ECG gated multisection technique in planes perpendicular to the diastolic position of the interventricular septum.
(3) We attribute the greater strength of the step-cut repair to the additional number of epitendinous loops, which lie perpendicular to the long axis of the tendon.
(4) The helix axes, penetrating the hydrophobic region of the bilayers, were oriented neither parallel nor perpendicular to the membrane normal.
(5) We show that over a limited range of high spatial frequencies this noise takes on a striated appearance, with the striations running perpendicular to the true fringe orientation.
(6) The AFB1 moiety is face-stacked in the major groove with its long axis approximately perpendicular to the helix axis.
(7) The two molecules in the asymmetric unit form a dimer with its 2-fold axis perpendicular to and intersecting with a crystallographic 4(1) axis.
(8) Interestingly, the helical motif prefers to assemble parallel to the wall, whereas the beta-barrel, predominantly assembles with its principal axis perpendicular to the wall.
(9) The numerals were either upright, or inverted, or rotated perpendicular to the arm axis.
(10) Parameters measured from simulator films included: (a) the perpendicular distance from the posterior tangential field edge to the posterior part of the anterior chest wall at the center of the field (CLD); (b) the maximum perpendicular distance from the posterior tangential field edge to the posterior part of the anterior chest wall (MLD); and (c) the length of lung (L) as measured at the posterior tangential field edge on the simulator film.
(11) Our results suggest that the first stage is much more selective for orientation than are lateral geniculate nucleus cells, but that the first-stage orientation bandwidth is rather wide with some interaction occurring between perpendicular orientations.
(12) In slices cut parallel to the pyramidal neurons (perpendicular to the brain surface) one can study chemosensitivity of the various parts of the dendritic tree and the soma.
(13) The bands encircle the muscle fiber perpendicular to the long axis of the fiber and they matched the sites of attachment of the sarcomeres to the plasma membrane.
(14) Thin section analysis of capped cells revealed an abundance of microtubules immediately beneath the cap which were arranged approximately perpendicular to the plane of the membrane.
(15) This procedure allowed both light and electron microscopic examination of serial-step sections of individual cells cut in a plane perpendicular to the monolayer.
(16) If a segment of a line differs in luminance or color from the rest of the line, three illusory phenomena may be perceived: a reduction in contrast of the line segment relative to the background, subjective contours running perpendicularly to the ends of the line segment, and spread of color or brightness surrounding the line segment.
(17) Typically they lie perpendicular to the cell membrane of the pinealocyte polar process and in close proximity to a polar process of a neighboring cell.
(18) The results of the scattering experiments were almost independent of whether the NaDNA fibers were oriented parallel or perpendicular to the momentum transfer.
(19) Instruments should be rotated perpendicular to the margin from gold to enamel.
(20) The method uses overlapping of Pi1, 3 and 4 in perfect centering of the lens in the axis of the eye (it is assessed by drawing a perpendicular line on the centre of the cornea) and marked dislocation of Pi3 in the direction of decentration of the planoconvex lens with the convexity facing the cornea.
Transverse
Definition:
(a.) Lying or being across, or in a crosswise direction; athwart; -- often opposed to longitudinal.
(n.) Anything that is transverse or athwart.
(n.) The longer, or transverse, axis of an ellipse.
(v. t.) To overturn; to change.
(v. t.) To change from prose into verse, or from verse into prose.
Example Sentences:
(1) At day 7 MD occupy about 14% area of posterior retina in transverse sections in Campbell rats versus 7% in normal animals.
(2) The myocardium was assumed to be composed of a nonlinear viscoelastic, inhomogeneous, anisotropic (transversely isotropic) and incompressible material operating under adiabatic and isothermal conditions.
(3) The relapse was 80% in the sagittal plane, 70% in the transverse plane, and 12% in the vertical plane.
(4) The perinatal development of the levator ani (LA) muscle in male and female rats was investigated by measuring the total number of muscle units (MU) (i.e., mononucleate cells, clustered or independent myotubes, and muscle fibers) in transverse semithin sections of the entire muscle and the MU cross-sectional area in 22-day-old fetuses (F22), 1-day-old (D1 = day of birth), 3-day-old (D3), and 6-day-old (D6) newborns.
(5) The operational meaning of all the resulting theorems is that when any of them appear to be refuted experimentally, the presence of more than one parallel transport pathway (that is, of membrane heterogeneity transverse to the direction of transport) can be inferred and analyzed.
(6) In order to study cerebrospinal fluid (CSF) absorption across the dural sinus wall, the effect of CSF pressure (recorded from the cisterna magna) on dural venous pressure (recorded from the transverse sinus) was investigated in groups of rats at 2, 10, 20, and 31 days after birth and in adulthood.
(7) An A-to-T transversion, which substitutes asparagine16 with isoleucine (N16I), was identified.
(8) Subsequently, due to the rotation of the original polar axis in one hemisphere, the third cleavage plane through one half of the egg is transverse to the third cleavage plane through the other half.
(9) The normal anatomical position of the point of junction of the superficial cerebral veins with the superior sagittal and transverse sinuses of the rat was studied with an analytical mathematical method.
(10) 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.
(11) Cytochrome oxidase histochemistry revealed patchy patterns of the enzyme activity in transverse sections through the caudal part of the ventral subnucleus of the principal sensory trigeminal nucleus, interpolar spinal trigeminal nucleus, and layer IV of the caudal spinal trigeminal nucleus in the cat.
(12) The gastrocolic response of monkeys to feeding is most prominent in the right and transverse colon in both duration and frequency of contractions.
(13) Hypertension consequent upon increasing brain edema, and intercerebral pressure gradient which is the cause of transverse dislocation diminish with the use of a method which provides for hydrodynamic equilibrium.
(14) The backbone dynamics of Ca(2+)-saturated recombinant Drosophila calmodulin has been studied by 15N longitudinal and transverse relaxation experiments, combined with 15N(1H) NOE measurements.
(15) It should also be contemplated, as an alternative to elective cesarean section for a transverse lie or breech presentation of the second fetus.
(16) In a third, a GC----TA transversion has created a BstEII (GGTNACC) site.
(17) We found that the Na-Ca exchanger is distributed throughout all membranes in contact with the extracellular space, including the sarcolemma, the transverse tubules (T-tubules), and the intercalated disks.
(18) In the rotatory and transverse gallop (examples of the in-phase form of locomotion) the coupling is asymmetrical: on one side it is comparable to pacing (forelimb flexion precedes hindlimb extension), and on the other side to trotting (forelimb flexion follows extension).
(19) The isointensity bands in the ischemic area on T2-weighted images showed the spared transverse fibers originating from the contralateral pontine nuclei, and this may explain the cause of the unilateral ataxia.
(20) Transverse imaging is important when comparison is made with CT.