What's the difference between sag and vertex?

Sag


Definition:

  • (v. i.) To sink, in the middle, by its weight or under applied pressure, below a horizontal line or plane; as, a line or cable supported by its ends sags, though tightly drawn; the floor of a room sags; hence, to lean, give way, or settle from a vertical position; as, a building may sag one way or another; a door sags on its hinges.
  • (v. i.) Fig.: To lose firmness or elasticity; to sink; to droop; to flag; to bend; to yield, as the mind or spirits, under the pressure of care, trouble, doubt, or the like; to be unsettled or unbalanced.
  • (v. i.) To loiter in walking; to idle along; to drag or droop heavily.
  • (v. t.) To cause to bend or give way; to load.
  • (n.) State of sinking or bending; sagging.

Example Sentences:

  • (1) When the posterior capsule was sectioned, no significant changes were noted in the severity of the sag or the rotation.
  • (2) Axonal regeneration with the ANG was equal to SAGs as measured by axonal diameters, physiological, and functional methods, although the SAG demonstrated statistically higher axonal counts.
  • (3) Yards away from a genuine station, he used a huge funnel to fill up a car sagging under the weight of its occupants and market produce.
  • (4) Guanacline, but not guanethidine or SAG, produced fluorescent lipopigment in all species examined.
  • (5) For cross-linked alpha alpha, however, the curve sags at temperatures somewhat below the region of principal cooperative loss of helix, the latter occurring at higher temperature but with the same steepness as in the non-cross-linked case.
  • (6) Myosin ATPase staining showed that about 80% of the LGM consists of type II A fibres, whilst the remainder are type II B. Physiological determination of the contractile properties of motor units indicated two classes of units: those that were relatively fatigue resistant and did not show a sag property (like fast-twitch, fatigue-resistant fibres or FR) and those that were relatively fatigable and did show a sag property (like fast-twitch, fatigable fibres or FF).
  • (7) The time-dependent sag elicited by hyperpolarization was reduced when Na+ or K+ was removed from the normal bath solution but was abolished with the removal of both Na+ and K+.
  • (8) In his bid to revitalise Spain's sagging monarchy, Felipe VI must be willing to show that he will handle things differently to his father, said Urreiztieta.
  • (9) By lacking possibilities of the comparison of equivalent (produced under the same preparation and storage conditions) concentrates of erythrocytes the higher transfusion efficiency of the SAG-S concentrates of erythrocytes to be expected could not be verified.
  • (10) This domed white building is now a magnet for national expectations, and many wonder whether it will sag under the weight of so much anticipation.
  • (11) Superantigens (SAg) interact with T lymphocytes bearing particular V beta sequences as part of their T cell receptor (TcR).
  • (12) Both produce substantial labeling of PC but [14C]SMG gives rise to the highest proportion of TG and the lowest of PA and PI, whereas [14C]SAG yields the opposite pattern.
  • (13) There is nowhere to go except further into an area of the city 750 metres wide by 500 metres deep that runs along the coast from the television station – with its pair of wrecked and punctured dishes – to the edge of District Two, overlooked by the pavilion and its sagging roof.
  • (14) As the temperature of the tarts increases a race will start between the sag of melting fat and the drying of the structure-forming gluten network.
  • (15) Several species were treated chronically with varying doses of guanethidine, guanacline or SAG; the superior cervical ganglia were examined light microscopically for neuronal destruction and for osmiophilic fluorescent lipopigment accumulation.
  • (16) An important exception concerned SE to which an equal antibody response is produced in high and low lines of sAg selection.
  • (17) Cheerful and eager to be helpful, he arrives to collect me the following morning, dressed in sagging brown corduroy jacket, faded blue T-shirt, blue silk cravat and socks beneath his Velcro-strapped sandals.
  • (18) A statistically significant improvement was observed, on the SAG score obtained during the follow-up, in patients (n = 16) who were not admitted to hospital in the 12 month period following discharge.
  • (19) Jannetta has summarized this concept as follows: "As we age, our arteries elongate and our brains 'sag'.
  • (20) The observation that ingrowth of SAG neurites to presumptive sensory areas of the inner ear preceded cytodifferentiation of those receptor cells suggested a causal relationship.

Vertex


Definition:

  • (n.) A turning point; the principal or highest point; top; summit; crown; apex.
  • (n.) The top, or crown, of the head.
  • (n.) The zenith, or the point of the heavens directly overhead.
  • (n.) The point in any figure opposite to, and farthest from, the base; the terminating point of some particular line or lines in a figure or a curve; the top, or the point opposite the base.

Example Sentences:

  • (1) CNV1 was recorded at the vertex while CNV3 was recorded at multiple electrode sites to assess topographical differences.
  • (2) Preceding or during movement, maximum ERD was observed in most cases in central-vertex regions.
  • (3) Brain stem electric responses, recorded with external electrodes on vertex and ear lobes, are excellent for audiometry of young children.
  • (4) Umbilical blood-gas status at elective cesarean section with oxygen inhalation for breech presentation (25 cases) was compared with that for vertex presentation (25 cases), so as to confirm the security of full-term breech fetuses delivered by cesarean section under spinal anesthesia.
  • (5) An evoked brain response can also be elicited simultaneously from the vertex response is affected to the same degree by several different aspects of visual stimuli as is the corresponding occipital response.
  • (6) N1 and P2 to the last preceding frequent stimulus, the rare (attended target) stimulus, and the following two frequent stimuli were evaluated using 6 reference-independent measures: latency (time of maximal potential range between any two locations), amplitude of maximal potential range, global field power, vertex (Cz) current source density, location of extreme potential, and location of potential centroid.
  • (7) AEPs were recorded to an "oddball" paradigm from vertex and left and right temporal electrodes.
  • (8) The MRBPs had earlier onsets during the first runs of skill acquisition than during later training sessions; they occurred earlier when they preceded a stimulus train than when they preceded a single stimulus; the onset was earlier over the vertex than over the premotor area.
  • (9) In addition, careful parametric baseline studies were performed in each cat to strengthen the evidentiary linkage between wave A as recorded from the vertex in these experiments and previous studies describing the origin and trajectory of wave A in the brainstem reticular formation and several regions of thalamus, including the intralaminar nuclei.
  • (10) Responses were recorded between needle electrodes placed on the vertex and the ipsilateral ear, with ground at the interorbital line.
  • (11) A model of sleep phasic events such as vertex waves, K complexes, delta waves and sleep spindles is proposed.
  • (12) The enhancement results have been confirmed for central brain vertex stimulation using the Sheffield magnet.
  • (13) Anodal stimulation at the vertex produced complex corticospinal volleys that could be recorded at both sites, with multiple waves analogous to the D and I waves documented in animal experiments.
  • (14) N140 and P190 (the "vertex potentials") are probably generated bilaterally in the frontal lobes, including orbito-frontal, lateral and mesial (supplementary motor area) cortex.
  • (15) An otherwise healthy five-year-old girl presented for evaluation of a large patch of erythematous scaling alopecia on the vertex of her scalp.
  • (16) Oxygen extraction in the breech (Mean: 49.0%) was higher than that in the vertex (32.9%).
  • (17) As it is quite unlikely that P3 generating sources are strongly active during the processing of the frequent stimulus, this effect is possibly due to a component overlap from the vertex potential.
  • (18) The frequency of congenital anomaly was also studied in 8,863 infants delivered by breech and vertex presentation.
  • (19) Carbon particles entering the subarachnoid space over the vertex of the cerebral hemispheres drained along selected paravascular and subfrontal pathways in the subarachnoid space to the cribriform plate and thence into nasal lymphatics and cervical lymph nodes.
  • (20) As it was not possible to collect sufficient material for valid conclusions on a series of patients with similar uterine activity, fetal size, uterine volume, cervical resistance, and lower uterine segment development; only women in normal labor without disproportion and delivered of infants in the occipitoanterior vertex presentation were included in the study.

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