What's the difference between cross and longitudinal?

Cross


Definition:

  • (n.) A gibbet, consisting of two pieces of timber placed transversely upon one another, in various forms, as a T, or +, with the horizontal piece below the upper end of the upright, or as an X. It was anciently used in the execution of criminals.
  • (n.) The sign or mark of the cross, made with the finger, or in ink, etc., or actually represented in some material; the symbol of Christ's death; the ensign and chosen symbol of Christianity, of a Christian people, and of Christendom.
  • (n.) Affiction regarded as a test of patience or virtue; trial; disappointment; opposition; misfortune.
  • (n.) A piece of money stamped with the figure of a cross, also, that side of such a piece on which the cross is stamped; hence, money in general.
  • (n.) An appendage or ornament or anything in the form of a cross; a badge or ornamental device of the general shape of a cross; hence, such an ornament, even when varying considerably from that form; thus, the Cross of the British Order of St. George and St. Michael consists of a central medallion with seven arms radiating from it.
  • (n.) A monument in the form of a cross, or surmounted by a cross, set up in a public place; as, a market cross; a boundary cross; Charing Cross in London.
  • (n.) A common heraldic bearing, of which there are many varieties. See the Illustration, above.
  • (n.) The crosslike mark or symbol used instead of a signature by those unable to write.
  • (n.) Church lands.
  • (n.) A line drawn across or through another line.
  • (n.) A mixing of breeds or stock, especially in cattle breeding; or the product of such intermixture; a hybrid of any kind.
  • (n.) An instrument for laying of offsets perpendicular to the main course.
  • (n.) A pipe-fitting with four branches the axes of which usually form's right angle.
  • (a.) Not parallel; lying or falling athwart; transverse; oblique; intersecting.
  • (a.) Not accordant with what is wished or expected; interrupting; adverse; contrary; thwarting; perverse.
  • (a.) Characterized by, or in a state of, peevishness, fretfulness, or ill humor; as, a cross man or woman.
  • (a.) Made in an opposite direction, or an inverse relation; mutually inverse; interchanged; as, cross interrogatories; cross marriages, as when a brother and sister marry persons standing in the same relation to each other.
  • (prep.) Athwart; across.
  • (v. t.) To put across or athwart; to cause to intersect; as, to cross the arms.
  • (v. t.) To lay or draw something, as a line, across; as, to cross the letter t.
  • (v. t.) To pass from one side to the other of; to pass or move over; to traverse; as, to cross a stream.
  • (v. t.) To pass, as objects going in an opposite direction at the same time.
  • (v. t.) To run counter to; to thwart; to obstruct; to hinder; to clash or interfere with.
  • (v. t.) To interfere and cut off; to debar.
  • (v. t.) To make the sign of the cross upon; -- followed by the reflexive pronoun; as, he crossed himself.
  • (v. t.) To cancel by marking crosses on or over, or drawing a line across; to erase; -- usually with out, off, or over; as, to cross out a name.
  • (v. t.) To cause to interbreed; -- said of different stocks or races; to mix the breed of.
  • (v. i.) To lie or be athwart.
  • (v. i.) To move or pass from one side to the other, or from place to place; to make a transit; as, to cross from New York to Liverpool.
  • (v. i.) To be inconsistent.
  • (v. i.) To interbreed, as races; to mix distinct breeds.

Example Sentences:

  • (1) However, when cross-linked to anti-CD4 or anti-CD8 antibodies a markedly enhanced proliferation of the corresponding subpopulation is observed.
  • (2) The cross sectional area of the aortic lumen was gradually decreased while the length of the stenotic lesion gradually increased by using strips with different width.
  • (3) The quaternary structure of ribonucleotide reductase of Escherichia coli was investigated, with the use of purified B1 and B2 proteins and bifunctional cross-linking agents.
  • (4) Multiple overlapping thin 3D slab acquisition is presented as a magnitude contrast (time of flight) technique which combines advantages from multiple thin slice 2D and direct 3D volume acquisitions to obtain high-resolution cross-sectional images of vessel detail.
  • (5) The mobility on sodium dodecyl sulfate-polyacrylamide gel electrophoresis is anomalous since the undenatured, cross-linked proteins have the same Stokes radius as the native, uncross-linked alpha beta gamma heterotrimer.
  • (6) 10D1 mAb induced a substantial proliferation of peripheral blood T cells when cross-linked with goat anti-mouse Ig antibody.
  • (7) Mapping of the cross-link position between U2 and U6 RNAs is consistent with base-pairing between the 5' domain of U2 and the 3' end of U6 RNA.
  • (8) There was however no difference in the cross-sectional studies and no significant deleterious effect detected of tobacco use on forearm bone mineral content.
  • (9) Plasma for beta-endorphin assay was preincubated with sepharose-bound anti-beta-lipotropin to remove beta-lipotropin that cross-reacted with the beta-endorphin RIA.
  • (10) In crosses between inverted repeats, a single intrachromatid reciprocal exchange leads to inversion of the sequence between the crossover sites and recovery of both genes involved in the event.
  • (11) Further purification of ZAB by filtration through Sephadex G-100 gave a preparation (ZAB2) which contained the common antigen as shown by the cross-reactivity of anti-ZAB2 rat serum with seven stains of N. gonorrhoeae.
  • (12) On the other hand, as a cross-reference experiment, we developed a paper work test to do in the same way as on the VDT.
  • (13) No reversions to wild-type levels were observed in 555 heterozygous offspring of crosses between homozygous Campines and normals.
  • (14) No cross reactions were found between bluetongue and epizootic haemorrhagic disease of deer viruses.
  • (15) Seven patients were treated with combination chemotherapy, consisting of CHOP (cyclophosphamide, doxorubicin, vincristine, prednisone) or MOPP (chloromethine, vincristine, procarbazine, prednisone), in some cases followed by non-cross-resistant second line chemotherapy, if no complete response was attained.
  • (16) [125I]AaIT was shown to cross the midgut of Sarcophaga through a morphologically distinct segment of the midgut previously shown to be permeable to a cytotoxic, positively charged polypeptide of similar molecular weight.
  • (17) Blood was cross-matched preoperatively in 47.7% of patients and 90% of this blood was either not administered or given as a delayed nonurgent procedure.
  • (18) Conjugational recombination in Escherichia coli was investigated by monitoring synthesis of the lacZ+ product, beta-galactosidase, in crosses between lacZ mutants.
  • (19) Crossed immunoelectrophoresis and sucrose density gradient ultracentrifugation of the patient's plasma showed his prothrombin to be qualitatively indistinguishable from normal prothrombin by these techniques.
  • (20) Eighty micrograms of the topically active parasympatholytic drug ipratropium were applied intranasally four times daily in 20 adults with perennial rhinitis and severe watery rhinorrhoea in a double-blind controlled cross-over trial.

Longitudinal


Definition:

  • (a.) Of or pertaining to longitude or length; as, longitudinal distance.
  • (a.) Extending in length; in the direction of the length; running lengthwise, as distinguished from transverse; as, the longitudinal diameter of a body.
  • (n.) A railway sleeper lying parallel with the rail.

Example Sentences:

  • (1) The inhibition was not seen in longitudinal muscle without myenteric plexus.
  • (2) For consistent identification of the normal pancreas, preliminary longitudinal scanning at, or near, the mid-line and subsequent oblique scanning in the long axis are necessary prerequisites in delineating the anatomic outline of the pancreas.
  • (3) This longitudinal study compares the accuracy of self-assessments of 22 students across four examinations during their first 2 years of medical school.
  • (4) 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.
  • (5) Normally, the small longitudinal (arterioles to venules) gradient of microvascular and perimicrovascular pressures is not a major concern, but in nonuniform disease processes, such as microembolism, longitudinal inhomogeneity, and parallel inhomogeneity are dominant.
  • (6) In the longitudinal direction, however, spatial resolution of under slice thickness could not be obtained.
  • (7) A longitudinal study of iron deficiency and of psychomotor development was carried out in 147 children followed between the ages of 10 months and 4 years in 2 well-baby out-patient clinics in Paris area.
  • (8) Based on the findings of our recent longitudinal study on the abnormalities of the dentition in cleidocranial dysplasia (CCD), a hypothesis has been proposed, which makes it possible to predict time of onset of formation of supernumerary teeth and their location in the jaws.
  • (9) There were 407 participants enrolled in the Baltimore Longitudinal Study of Aging.
  • (10) Numerous slender sarcotubules, originating from the A-band side terminal cisternae, extend obliquely or longitudinally and form oval or irregular shaped networks of various sizes in front of the A-band, then become continuous with the tiny mesh (fenestrated collar) in front of the H-band.
  • (11) Recordings were made from secondary vestibular axons in the medial longitudinal fasciculus (MLF) of barbiturate-anesthetized squirrel monkeys.
  • (12) Two other patients were subjected to a longitudinal follow-up.
  • (13) A peculiar emphasis is given to the microarchitecture and functional significance of longitudinal muscle columns as a prevalent structural component of branch pads.
  • (14) The relationship between intraluminal pressure and volume was determined in the cervical tracheal segments positioned firstly under normal longitudinal tension and secondly in hyperextension.
  • (15) 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.
  • (16) To perform this technique, it is necessary to expose only a longitudinal segment on the anterior aspect of the aneurysm to permit a ventriculotomy parallel to the anterior descending coronary artery 4-5 cm away.
  • (17) The effect of p-nitrophenylphosphate (p-NPP) on the release of acetylcholine evoked by drugs and ionic environments known to inhibit Na+, K+-ATPase was studied in isolated cortical slices of rat brain and longitudinal muscle strip of guinea-pig ileum.
  • (18) A patient with hypertensive heart disease, in whom atrial premature beats with a decrease in the amplitude and widening of his bundle potential, prolongation of the H-V interval, and right bundle branch block pattern suggested intrahisian longitudinal dissociation, is described.
  • (19) 'Vertical' sections are plane sections longitudinal to a fixed (but arbitrary) axial direction.
  • (20) In 10th district of Budapest a longitudinal, epidemiological examination was started in 1975 with the aim of analysis of the objective factors influencing the population screening and determination of possibilities of screening effectiveness.