What's the difference between compression and constriction?

Compression


Definition:

  • (n.) The act of compressing, or state of being compressed.

Example Sentences:

  • (1) In this study of ten consecutive patients sustaining molten metal injuries to the lower extremity who were treated with excision and grafting, treatment with compression Unna paste boot was compared with that with conventional dressing.
  • (2) The compressive strength of bone is proportional to the square of the apparent density and to the strain rate raised to the 0.06 power.
  • (3) Ninety-five per cent were suffering from chiasmal compression pre-operatively.
  • (4) The superior mesenteric artery and the abdominal aorta made the mean angle of 35.5 degree in patients with normal left renal vein, the mean angle of 45.4 degrees in those with left renal vein compression without nutcracker phenomenon, and the mean angle of 11.9 degrees in those with nutcracker phenomenon.
  • (5) Combined SEM and TEM examination of the endothelium of compressed segments revealed "craters" and "balloons", blebs and vacuoles, swollen mitochondria, dilated granular endoplasmic reticulum, and subendothelial edema.
  • (6) Conservatively treated compressed fractures of the distal radius dorsal metaphysis healed despite primarily good reduction and consequent treatment with a decrease in dorsal length.
  • (7) Fish were trained monocularly via the compressed or the normal visual field using an aversive classical conditioning model.
  • (8) A total of 199 compressions were performed without complications.
  • (9) In contrast, boundary layer diffusion is operative in the release from the matrixes prepared by compression of physical mixtures.
  • (10) This was worsened by the right side compression of trachea end part, due to the abnormal left pulmonary artery as demonstrated by pulmonary angiography.
  • (11) The evolution of tissue damage in compressive spinal cord injuries in rats was studied using an immunohistochemical technique and by sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE) analysis.
  • (12) Surrounding parenchyma may be partially compressed.
  • (13) Adjunctive usage of elastic stockings and intermittent compression pneumatic boots in the perioperative period was helpful in controlling leg swelling and promoting wound healing.
  • (14) In the remaining 4 patients MRI provided support for the diagnosis of MS by demonstrating the cervical spinal cord plaques while excluding other potential causes of myelopathy, such as spinal cord compression and intramedullary tumor.
  • (15) Manual compression of the bladder elicited urine leakage from the urethra, and the urethral closure pressure was markedly low.
  • (16) It is very important to look out for neurogenic disorders as well as early signs of vascular compression in order to prevent ischaemic injuries.
  • (17) The influence of stretch and radial compression on the width of mechanically skinned fibers from the semitendinosus muscle of the frog (R. pipiens) was examined in relaxing solutions with high-power light microscopy.
  • (18) Plain-film chest radiographs subsequently demonstrated mediastinal masses causing extrinsic tracheal compression.
  • (19) Type II had the anastomosis too high on the gastric pouch, type III was due to an obstructing marginal ulcer, and type IV had a pouchlike deformity develop in the upper jejunum at the anastomosis that gradually compressed the outflow tract.
  • (20) To induce thrombosis we damaged the vessel wall over a short segment by compression and exposed the damaged media to the blood stream.

Constriction


Definition:

  • (n.) The act of constricting by means of some inherent power or by movement or change in the thing itself, as distinguished from compression.
  • (n.) The state of being constricted; the point where a thing is constricted; a narrowing or binding.

Example Sentences:

  • (1) There were two recurrent P. (1 Tbc, 1 viral) and no recurrent constriction.
  • (2) L660,711 had no significant effects on epinephrine- or vasopressin-induced arteriolar constriction.
  • (3) Myogenic constrictions and dilations was observed when IP was increased (greater than 60 cmH2O) and decreased (less than 60 cmH2O), respectively.
  • (4) Baroreflex function was studied in conscious early phase (less than 6 weeks) two-kidney, one-clip hypertensive rats before and 24 hours after surgical reversal of hypertension by removal of the constricting renal artery clip or after pharmacological reduction of blood pressure by an infusion of hydralazine or captopril.
  • (5) A series of hierarchical multiple regressions revealed the effects of Surgency, Agreeableness, Conscientiousness, Emotional Stability, and Intellect on evoking upset in spouses through condescension (e.g., treating spouse as stupid or inferior), possessiveness (demanding too much time and attention), abuse (slapping spouse), unfaithfulness (having sex with others), inconsiderateness (leaving toilet seat up), moodiness (crying a lot), alcohol abuse (drinking too much alcohol), emotional constriction (hiding emotions to act tough), and self-centeredness (acting selfishly).
  • (6) Neither the first- (A1) or second-order arterioles (A2) nor the first- (V1) or second-order venules (V2) constricted significantly to angiotensin II.
  • (7) When the same dose of ISO was administered to rats with aortic constriction the rise in labelled Ca uptake by the hypertrophied myocardium of the left ventricle was greatly reduced.
  • (8) We studied DNA (mtDNA) replication in adult female rat hearts undergoing hypertrophy secondary to constriction of the ascending aorta.
  • (9) 6 patients had thickened pericardium, and 3 had constrictive features.
  • (10) Clonidine and methysergide constrict the rabbit auricular artery by activating smooth muscle alpha-adrenoceptors.
  • (11) Electron microscopy in one case demonstrated typical intraneuronal accumulations of neurofilaments with regular constrictions.
  • (12) The rise in pressure approximated the sum of the rises caused by removal of the papilla alone and by renal artery constriction alone, consistent with the idea of two mechanisms being at work in this model.
  • (13) Transient peripheral vasomotor constriction and heart rate increases were initiated within an 8- to 12-sec period following target detection with the predictable schedule, with subjects evincing greater responsivity than their nonpredictable schedule counterparts.
  • (14) Data are constricted by the movement out of the area in the end stage of disease, which is only partially solved by tracking with community health workers.
  • (15) The in vivo synthesis rates of myosin isozyme heavy chains beta and alpha were measured in right ventricular (RV) muscle at 2 and 4 days following pulmonary artery constriction in rabbits, together with measurements of their relative mRNA levels.
  • (16) Aspiration is prevented by constriction of the thyroarytenoid muscle which provides a valved upper end of the tube.
  • (17) When tested in the guinea pig, 2a exhibited no effects on blood pressure and no broncho-constriction or dilation activity.
  • (18) However, certain other echocardiographic abnormalities of left ventricular posterior wall motion and interventricular septal motion and a high E-Fo slope were suggestive of constriction.
  • (19) The left anterior descending coronary artery of dogs and the right common carotid artery of rabbits were subjected to partial constriction with suture thread (40-60% reduction in transluminal diameter).
  • (20) A previously described laminectomy technique was modified by the addition of spinal plating to avoid the occurrence of constrictive fibrosis.