What's the difference between distend and pressure?

Distend


Definition:

  • (v. t.) To extend in some one direction; to lengthen out; to stretch.
  • (v. t.) To stretch out or extend in all directions; to dilate; to enlarge, as by elasticity of parts; to inflate so as to produce tension; to cause to swell; as, to distend a bladder, the stomach, etc.
  • (v. i.) To become expanded or inflated; to swell.

Example Sentences:

  • (1) The combination of an over-distended uterus caused by a multiple-fetus pregnancy with therapeutic bed-rest may cause mechanical ileus.
  • (2) The epididymis appeared distended but without any visible sperms.
  • (3) In a noncontracting in vitro preparation of combined right and left atria we demonstrated by electron microscopy that, at 37 degrees C, transition from zero pressure to a physiological distending pressure of 5.1 mm Hg rapidly rendered atrial endocardial endothelium permeable to the macromolecular probes horseradish peroxidase (HRP; M(r), approximately 40,000) and wheat germ agglutinin-HRP (M(r), approximately 70,000); each probe was introduced at the atrial cavitary endocardial surface.
  • (4) However, separation of the capsule from the bony glenoid can be detected if a joint effusion is present to adequately distend the joint.
  • (5) The surgical treatment was ligation of the distended vein immediately distal to the fistula in the hand, and fistula function was preserved.
  • (6) Eight 'normal' gallbladders and six distended gallbladders from patients with carcinomatous obstruction of the common bile duct were examined.
  • (7) Immediately after the perforation, the patient entered into vascular collapse and respiratory distress, with a distended abdomen.
  • (8) As the mosquito ingests blood, sensory information from the distending abdomen reaches the mid gut via the nerve cord, brain and stomatogastric system.
  • (9) Chains of low-amplitude contractions (repeated small deviations from base line) were detected before parturition was induced, and these were more common at distended parts of the uterus.
  • (10) The rate of acquisition increased as a function of the distending pressure.
  • (11) Contracted and distended bladders incubated in 0.01 M sodium bicarbonate were compared to identical preparations experimentally incubated in 5 mM thioglycolic acid.
  • (12) Amplitude, duration and magnitude (as measured by planimetry) of anal relaxation elicited by rectal distensions were related to rectal distending volume (P less than 0.001).
  • (13) The periosteal fibroblasts of OI35 contained grossly distended rough endoplasmic reticulum consistent with the 53% reduction in collagen secretion by cultured dermal fibroblasts.
  • (14) Many virus particles were observed within distended cisternae of the endoplasmic reticulum 22 h p.i., and matrices of viroplasm were found close to developing virus particles.
  • (15) In orbital surgery, distended and thinned extraocular muscles were precisely localized and preserved anatomically and functionally.
  • (16) An enlarged cervical lymph node contained many abnormal plasma cells, which were distended with immunoglobulin; this material appeared to be released into lymph spaces when the cells burst.
  • (17) Among 52 unit discharges observed, 36 (69.2%) showed that electro-acupuncturing "Zusanli" point abolished the inhibitory reaction induced by distending stomach.
  • (18) (n = 18) in the presence of a distended bladder and 7.0 cm.
  • (19) The pathogenesis involves the release of kinins, the triggering of neurogen reflex mechanisms by distending the jejunum, the massive flow of fluid in jejunal lumen, the loss of the reservoir function of the stomach, and, possibly, the pathologic release of gastrointestinal hormones.
  • (20) A controlled study is in progress to delineate the optimum distending airway pressures at specific inspired oxygen concentrations in order to reduce the incidence of alveolar rupture to a minimum.

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.