What's the difference between apex and end?

Apex


Definition:

  • (n.) The tip, top, point, or angular summit of anything; as, the apex of a mountain, spire, or cone; the apex, or tip, of a leaf.
  • (n.) The end or edge of a vein nearest the surface.

Example Sentences:

  • (1) After 1 year, anesthesia was induced with chloralose and an electrode catheter placed at the right ventricular apex.
  • (2) Following injections of HRP into the apex of the heart, the sinoatrial (SA) nodal region and the ventral wall of the right ventricle, we observed that HRP-labeled sympathetic neurons were localized predominantly in the right stellate ganglia, and to a lesser extent, in the right superior and middle cervical ganglia, and left stellate ganglia.
  • (3) It is therefore suggested that salt water adaptation triggers a cellular reorganization of the epithelium in such a way that leaky junctions (a low resistance pathway) appear at the apex of the chloride cells.
  • (4) When HRP was injected in the left ventricular wall or the apex, few labeled neurons were identified in the DMN.
  • (5) The length of the diaphragmatic wall of the heart in both the right and left ventricle was equal to the sum of the length of the inflow tract and the thickness of the ventricular wall at the apex.
  • (6) However, the external muscle fibers of the ventricles ran clockwise from base to apex toward the center of the vortex, which had a striking resemblance to the normal rather than the mirror image pattern.
  • (7) In the RAO view with the collimator flat against the chest there was better resolution of the cardiac apex.
  • (8) Their proliferating regions are located in the apex tip, where the various cells originate.
  • (9) In these tissues, the viral DNA replicated at the site of inoculation and was transported first to the roots, then to the shoot apex and to the neighboring leaves and the flowers.
  • (10) The vertical distances were compared with measurements taken from periapical radiographs between the apex of each mesial root and the superior border of the mandibular canal prior to sectioning.
  • (11) Three of six patients in whom treatment failed had disease at the vaginal apex.
  • (12) We recommend this skin incision for young patients with pneumothorax if the chest CT scan confirms that the bullae or blebs are localized to the apex of superior segment of the lower lobe.
  • (13) MRI only offered advantages over CT in lesions of the orbital apex, the upper part of the orbit, and in the diagnosis of inflammatory processes.
  • (14) In the accelerated protocol, one, two, and then three extrastimuli were introduced at each of three basic drive train cycle lengths (350, 400, and 600 msec) at the right ventricular apex; the procedure was repeated at a second right ventricular site.
  • (15) Magnetic resonance imaging of the chest in patients with lung cancer is being investigated, but current studies comparing it with CT demonstrate no definite advantage at this time, with the possible exception of the lung apex in which T1 weighted thin-section coronal views are useful.
  • (16) The apex to base lung distribution of 99Tcm-C and 81Krm appeared to be similar.
  • (17) If a web has a low apex angle and the skin is elastic, the length-width ratio may be as great as 1.5:1.
  • (18) Double product increase was inferior to that recorded before atenolol administration; the difference became significant after 2 months and reached its apex after 6 months of treatment.
  • (19) HRCT scans at the apex of the thorax in all nine patients scanned at this level showed that extrapleural fat with interspersed vessels accounted for most of the plain radiographic opacity.
  • (20) To determine if anodal excitation during bipolar stimulation facilitates the initiation of sustained monomorphic ventricular tachycardia, nonsustained polymorphic ventricular tachycardia, or repetitive ventricular responses, both bipolar and cathodal unipolar programmed ventricular stimulation with one to three extrastimuli delivered during ventricular pacing at two rates from the right ventricular apex were performed in 28 patients evaluated for spontaneous sustained ventricular tachycardia or ventricular fibrillation (11 patients), nonsustained tachycardia (eight patients), or syncope (nine patients).

End


Definition:

  • (n.) The extreme or last point or part of any material thing considered lengthwise (the extremity of breadth being side); hence, extremity, in general; the concluding part; termination; close; limit; as, the end of a field, line, pole, road; the end of a year, of a discourse; put an end to pain; -- opposed to beginning, when used of anything having a first part.
  • (n.) Point beyond which no procession can be made; conclusion; issue; result, whether successful or otherwise; conclusive event; consequence.
  • (n.) Termination of being; death; destruction; extermination; also, cause of death or destruction.
  • (n.) The object aimed at in any effort considered as the close and effect of exertion; ppurpose; intention; aim; as, to labor for private or public ends.
  • (n.) That which is left; a remnant; a fragment; a scrap; as, odds and ends.
  • (n.) One of the yarns of the worsted warp in a Brussels carpet.
  • (v. t.) To bring to an end or conclusion; to finish; to close; to terminate; as, to end a speech.
  • (v. t.) To form or be at the end of; as, the letter k ends the word back.
  • (v. t.) To destroy; to put to death.
  • (v. i.) To come to the ultimate point; to be finished; to come to a close; to cease; to terminate; as, a voyage ends; life ends; winter ends.

Example Sentences:

  • (1) These included bringing in the A* grade, reducing the number of modules from six to four, and a greater attempt to assess the whole course at the end.
  • (2) The oral nerve endings of the palate, the buccal mucosa and the periodontal ligament of the cat canine were characterized by the presence of a cellular envelope which is the final form of the Henle sheath.
  • (3) A full-length cDNA encoding porcine heart aconitase was derived from lambda gt10 recombinant clones and by amplification of the 5' end of the mRNA.
  • (4) The present findings indicate that the deafferented [or isolated] hypothalamus remains neuronally isolated from the environment if the operation is carried out later than the end of the first week of life.
  • (5) In patients with coronary artery disease, electrocardiographic signs of left atrial enlargement (LAE-negative P wave deflection greater than or equal to 1 mm2 in lead V1) are associated with increased left ventricular end diastolic pressure (LVEDP).
  • (6) The distance between the end of fic and the start of pabA was 31 base pairs.
  • (7) Further, at the end of treatment fewer patients had depressive symptoms and the total daily number of hours of wellbeing and normal movement increased.
  • (8) DI James Faulkner of Great Manchester police said: “The men and women working in the factory have told us that they were subjected to physical and verbal assaults at the hands of their employers and forced to work more than 80-hours before ending up with around £25 for their week’s work.
  • (9) One rare case of blind-ending branch originating in the upper third of the ureter are described.
  • (10) 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.
  • (11) Anthropometric and nutritional (serum albumin and transferrin) values were normal in both groups both at the beginning and at the end of the treatment period.
  • (12) The following conclusions emerge: (i) when the 3' or the 3' penultimate base of the oligonucleotide mismatched an allele, no amplification product could be detected; (ii) when the mismatches were 3 and 4 bases from the 3' end of the primer, differential amplification was still observed, but only at certain concentrations of magnesium chloride; (iii) the mismatched allele can be detected in the presence of a 40-fold excess of the matched allele; (iv) primers as short as 13 nucleotides were effective; and (v) the specificity of the amplification could be overwhelmed by greatly increasing the concentration of target DNA.
  • (13) Noradrenaline (NA) was released from sympathetic nerve endings in the tissue by electrical stimulation of the mesenteric nerves or by the indirect sympathomimetic agent tyramine.
  • (14) The B cell epitopes included regions of transition between the more hydropathic (including the N-terminal end of the F1 and F2 protein) and hydrophilic sequences.
  • (15) According to the national bank, four Russian banks were operating in Crimea as of the end of April, but only one of them, Rossiisky National Commercial Bank, was widely represented, with 116 branches in the region.
  • (16) This paper reports, principally, the caries results of the first three surveys of 5, 12 and 5-year-olds undertaken at the end of 1987, 1988 and 1989, respectively.
  • (17) For dental procedures requiring tracheal intubation, one could perhaps use non-depolarizing muscle relaxants, like pancuronium, with reversal at the end of the procedure.
  • (18) For retrospective action to be taken, and an FA charge to follow, the decision of the panel must be unanimous.” The match between the sides ended in acrimony and two City red cards.
  • (19) The number of peripheral blood lymphocytes (PBL) producing IgM (spontaneous and pokeweed mitogen (PWM) stimulated) at the end of a seven day culture period was similar in PBC patients and control subjects while the amount of IgM synthesized (spontaneous and PWM stimulated) during this period was significantly greater in the patient group, implying that the amount of IgM produced per B cell was increased in PBC.
  • (20) ACh released from the vesicular fraction was about 100-fold more than could be accounted for by miniature end-plate potentials; possible causes of this overestimate are discussed.