What's the difference between pressure and sag?

Pressure


Definition:

  • (n.) The act of pressing, or the condition of being pressed; compression; a squeezing; a crushing; as, a pressure of the hand.
  • (n.) A contrasting force or impulse of any kind; as, the pressure of poverty; the pressure of taxes; the pressure of motives on the mind; the pressure of civilization.
  • (n.) Affliction; distress; grievance.
  • (n.) Urgency; as, the pressure of business.
  • (n.) Impression; stamp; character impressed.
  • (n.) The action of a force against some obstacle or opposing force; a force in the nature of a thrust, distributed over a surface, often estimated with reference to the upon a unit's area.

Example Sentences:

  • (1) Circuit weight training does not exacerbate resting or exercise blood pressure and may have beneficial effects.
  • (2) There was a weak relation between AER and both systolic and diastolic blood pressures.
  • (3) Such a signal must be due to a small ferromagnetic crystal formed when the nerve is subjected to pressure, such as that due to mechanical injury.
  • (4) Steady-state values of cell, glucose, and cellulase concentration oxygen tension, and outlet gas oxygen partial pressure were recorded.
  • (5) We conclude that chronic emphysema produced in dogs by aerosol administration of papain results in elevated pulmonary artery pressure, which is characterized pathologically by medial hypertrophy of small pulmonary arteries.
  • (6) It is concluded that acute renal denervation augments the pressure diuresis that follows carotid occlusion.
  • (7) Both lymph flow from cannulated pancreatico-duodenal lymphatics and intralymphatic pressure in the non-transected ones increased significantly.
  • (8) Calcium alginate dressings have been used in the treatment of pressure ulcers and leg ulcers.
  • (9) administration of the potent short-acting opioid, fentanyl, elicited inhibition of rhythmic spontaneous reflex increases in vesical pressure (VP) evoked by urinary bladder distension.
  • (10) On removal of selective pressure, the His+ phenotype was lost more readily than the Ura+ Trp+ markers, with a corresponding decrease in plasmid copy number.
  • (11) The intrauterine mean active pressure (MAP) in the nulliparous group was 1.51 kPa (SD 0.45) in the first stage and 2.71 kPa (SD 0.77) in the second stage.
  • (12) The main finding of this study is that diabetic adolescents with a high erythrocyte Na,Li countertransport rate have an arterial pressure significantly higher than patients with normal Na,Li countertransport fluxes.
  • (13) 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).
  • (14) These findings suggest that clonidine transdermal disks lower blood pressure in hypertensive patients, but produce local skin lesions and general side effects.
  • (15) Diltiazem monotherapy effectively lowered blood pressure in 60% of patients at 8 weeks.
  • (16) Completeness of isolation of the coronary and systemic circulations was shown by the marked difference in appearance times between the reflex hypotensive responses from catecholamine injections into the isolated coronary circulation and the direct hypertensive response from a similar injection when the circulations were connected as well as by the marked difference between the pressure pulses recorded simultaneously on both sides of the aortic balloon separating the two circulations.4.
  • (17) At the same time the duodenum can be isolated from the stomach and maintained under constant stimulus by a continual infusion at regulated pressure, volume and temperature into the distal cannula.
  • (18) The 40 degrees C heating induced an increase in systolic, diastolic, average and pulse pressure at rectal temperature raised to 40 degrees C. Further growth of the body temperature was accompanied by a decrease in the above parameters.
  • (19) Nicardipine lowered systolic and diastolic blood pressure to normal, plasma aldosterone was reduced and serum potassium levels were increased.
  • (20) Subjects then rested supine until 10.00 h when blood was again taken, and blood pressure recorded.

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.