What's the difference between pole and rod?

Pole


Definition:

  • (n.) A native or inhabitant of Poland; a Polander.
  • (n.) A long, slender piece of wood; a tall, slender piece of timber; the stem of a small tree whose branches have been removed; as, specifically: (a) A carriage pole, a wooden bar extending from the front axle of a carriage between the wheel horses, by which the carriage is guided and held back. (b) A flag pole, a pole on which a flag is supported. (c) A Maypole. See Maypole. (d) A barber's pole, a pole painted in stripes, used as a sign by barbers and hairdressers. (e) A pole on which climbing beans, hops, or other vines, are trained.
  • (n.) A measuring stick; also, a measure of length equal to 5/ yards, or a square measure equal to 30/ square yards; a rod; a perch.
  • (v. t.) To furnish with poles for support; as, to pole beans or hops.
  • (v. t.) To convey on poles; as, to pole hay into a barn.
  • (v. t.) To impel by a pole or poles, as a boat.
  • (v. t.) To stir, as molten glass, with a pole.
  • (n.) Either extremity of an axis of a sphere; especially, one of the extremities of the earth's axis; as, the north pole.
  • (n.) A point upon the surface of a sphere equally distant from every part of the circumference of a great circle; or the point in which a diameter of the sphere perpendicular to the plane of such circle meets the surface. Such a point is called the pole of that circle; as, the pole of the horizon; the pole of the ecliptic; the pole of a given meridian.
  • (n.) One of the opposite or contrasted parts or directions in which a polar force is manifested; a point of maximum intensity of a force which has two such points, or which has polarity; as, the poles of a magnet; the north pole of a needle.
  • (n.) The firmament; the sky.
  • (n.) See Polarity, and Polar, n.

Example Sentences:

  • (1) Two small populations of GLY + neurons were observed outside of the named nuclei of the SOC; one was located dorsal to the LSO, near its dorsal hilus, and the other was identified near the medial pole of the LSO.
  • (2) In 22 cases (63%), retinal detachment was at least partially flattened in the area of the posterior pole of the eye.
  • (3) Delineation of the presence and anatomy of an obstructed, nonfunctioning upper-pole duplex system often requires multiple imaging techniques.
  • (4) David Blunkett, not Straw, was the home secretary at the time the decision was taken to allow Poles and others immediate access to the British labour market.
  • (5) PYY-containing secretory granules were primarily found in the basal pole of open-type endocrine cells.
  • (6) Were he from Iceland, or from the north pole, then I would say he still had his ski boots on.
  • (7) A 40 year old female presented with secondary glaucoma and loss of vision due to anterior pole metastasis of breast carcinoma.
  • (8) A modification of a previously described curved ruler, the current model has a hinge for greater ease of maneuverability and a "T" piece on one end to facilitate measurement and marking of both poles of the muscle without repositioning the ruler.
  • (9) Two of them, the radiocapitate and deep radioscapholunate, insert on the scaphoid, whereas the collateral ligament courses to the distal pole of the scaphoid.
  • (10) Thus, the present observations provide histochemical evidence indicating an exclusive localization of calcium in mitochondria and tubulovesicular structures of the secretory ameloblast, and support their contributions to the translocation of calcium from the proximal to the distal pole of the cytoplasm.
  • (11) His balancing pole swayed uncontrollably, nearly tapping the sides of his feet.
  • (12) The retinal findings are quite similar to those found in diabetic retinopathy, except for unilaterality corresponding to the more obstructed artery and early onset in the retinal midzone rather than the posterior pole.
  • (13) Less marked lesions were however observed in distal tubules, particularly large vacuoles were present at the apical poles of the tubule cells, the sites of kallikrein secretion.
  • (14) The testicular vein--midway between the internal inguinal ring and the lower pole of the kidney--divides into the medial and lateral branch to form a delta.
  • (15) Probably there is a continuity of this system throughout the entire vascular pole including (1) all granulated cells, (2) all lacis cells, (3) the mesangium cells and (4) the adjacent smooth muscle cells of the vas afferens and vas efferens.
  • (16) In all of the old rats, but not in any of the young ones, symmetric high voltage activity was observed in the frontal pole of the cortex.
  • (17) Later, these vacuoles were divided into numerous vesicular spiral formation-centers, producing micronemes at the apical pole of young merozoites.
  • (18) Therefore, this nonrandom segregation to opposite poles can occur by mechanisms that do not involve DNA sequence homology.
  • (19) The intranuclear spindle of yeast has an electron-opaque body at each pole.
  • (20) All of these AChE positive fibers appeared to be related to the medial portions of the dorsal hippocampus from its septal pole to the dorsal psalterium.

Rod


Definition:

  • (n.) A straight and slender stick; a wand; hence, any slender bar, as of wood or metal (applied to various purposes).
  • (n.) An instrument of punishment or correction; figuratively, chastisement.
  • (n.) A kind of sceptor, or badge of office; hence, figuratively, power; authority; tyranny; oppression.
  • (n.) A support for a fishing line; a fish pole.
  • (n.) A member used in tension, as for sustaining a suspended weight, or in tension and compression, as for transmitting reciprocating motion, etc.; a connecting bar.
  • (n.) An instrument for measuring.
  • (n.) A measure of length containing sixteen and a half feet; -- called also perch, and pole.

Example Sentences:

  • (1) The NORPLANT-2 rod system on the other hand consists of only 2 rods.
  • (2) Since resistance is mainly mediated by R plasmids, we undertook to investigate the characteristics of R plasmid-determined beta-lactamase in 6 Gram-negative rods.
  • (3) Electroretinographic (ERG), morphometric and biochemical studies on retinas from monkeys or rats reveal that moderate level developmental lead (Pb) exposure produces long-term selective rod deficits and degeneration.
  • (4) Electron microscopy revealed the presence of a hitherto unreported peculiar "pilovacuolar" inclusion in numerous mitochondria, composed of an electron dense pile or rod within a vacuole, while globular or crystalline inclusions were absent.
  • (5) Changes in protein phosphorylation induced by phagocytic challenge were identified in cultured rat retinal pigment epithelium (RPE) following exposure to isolated rat rod outer segments (ROS) or to polystyrene latex microspheres (PSL).
  • (6) Thirty-six investigations were made using a number of lithium fluoride micro-rods for each investigation.
  • (7) After intravenous or dorsal lymph sac injections of 3H-22:6, most of the retinal label was seen in rod photoreceptor cells.
  • (8) The antigenic determinant defined by 5E9 was also shown to be present in a 87000 molecular weight polypeptide located in the proximal part of the flagellum of Crithidia oncopelti in which a paraflagellar rod is not detectable at the ultrastructural level.
  • (9) Chloride caused a significant concentration-dependent shortening of myosin rods due to destabilization of the alpha-helical double coiled rod structure.
  • (10) Rod adaptation was abnormal in both families, but the time course of adaptation differed between patients with the two mutations.
  • (11) Electron microscopy shows that at neutral pH, CEA particles consist of homogeneous, morphologically distinctive, twisted rod-shaped particles, about 9 X 40 nm.
  • (12) RCA-1, which is specific for D-galactose, showed patchy fluorescence on the basal and distal portions of the outer segments of the cones and rods, whereas neuraminidase-treated sections had uniform fluorescence throughout the tissues.
  • (13) All are satisfied by [Formula: see text], where N is the size of rod signal, constant for threshold; theta, theta(D) are steady backgrounds of light and receptor noise; varphi is the threshold flash with sigma a constant of about 2.5 log td sec; B the fraction of pigment in the bleached state.
  • (14) The territory’s chief executive Leung Chun-ying, has become a lightning rod for the protesters’ anger .
  • (15) Beyond intraoperative recognition and removal of the rods, effective strategies to prevent this neuronal loss have yet to be developed.
  • (16) Sensitivities to gentamicin, sissomicin, tobramycin, and amikacin were compared in 196 gentamicin-resistant Gram-negative rods and in 212 similar organisms sensitive to gentamicin, mainly isolated from clinical specimens.
  • (17) It should be considered as a causative agent in culture-negative cases of endocarditis and also when a gram-negative rod is isolated which is sensitive to all antibiotics.
  • (18) Rats permitted to recover for 13 weeks and then sacrificed had lost almost all their rods (p less than 0.001) while the cones were reduced by about 50% (p less than 0.01).
  • (19) The reports of rod-dominated psychophysical spectral sensitivity from the deprived eye of monocularly lid-sutured (MD) monkeys are intriguing but difficult to reconcile with the absence of any reported deprivation effects in retina.
  • (20) Rod adaptation had no reliable influence on response to rapid onset in cones or bipolar cells.

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