What's the difference between fourth and quadrant?

Fourth


Definition:

  • (a.) Next in order after the third; the ordinal of four.
  • (a.) Forming one of four equal parts into which anything may be divided.
  • (n.) One of four equal parts into which one whole may be divided; the quotient of a unit divided by four; one coming next in order after the third.
  • (n.) The interval of two tones and a semitone, embracing four diatonic degrees of the scale; the subdominant of any key.

Example Sentences:

  • (1) Having been knocked out of the League Cup and Cup Winners' Cup before Christmas, they lost an FA Cup fourth-round replay at West Brom on 1 February.
  • (2) Four patients died while maintained on PD; three deaths were due to complications of liver failure within the first 4 months of PD and the fourth was due to empyema after 4 years of PD.
  • (3) The fourth cluster included the type strains of Actinobacillus lignieresii, A. equuli, A. pleuropneumoniae, A. suis, A. ureae, H. parahaemolyticus, H. parainfluenzae, H. paraphrohaemolyticus, H. ducreyi, and P. haemolytica.
  • (4) Gardner proposed that anomalies at the exit of the fourth ventricle produce a communicating syringomyelia.
  • (5) Discriminant analysis was performed with the fourth child in the family as the index case.
  • (6) Symptoms consistent with major affective disorder were present in one half and depressive spectrum diagnoses were made in one fourth of the cases prior to final diagnosis.
  • (7) Cultured cells from fourth to ninth passage showed positive labelling for S 100 protein, carbonic anydrase (CAA), glutamine synthetase (GS), alpha cristallin (alpha C) and polyclonal glial fibrillary acidic protein (GFAP) antibody, but were negative for both monoclonal GFAP antibody and also for Muller cells in the retina.
  • (8) Cholecystectomy provided successful treatment in three of the four patients but the fourth was too ill to undergo an operation; in general, definitive treatment is cholecystectomy, together with excision of the fistulous tract if this takes a direct path through the abdominal wall from the gallbladder, or curettage if the course is devious.
  • (9) When histamine (5 micrograms) was injected into three different levels of the ventricular system, the magnitude and duration of the resulting increases in plasma epinephrine and glucose were in the following rank order: the third ventricle greater than aqueduct much greater than fourth ventricle.
  • (10) After the fourth dose of L-asparaginase, he presented with severe headache and a CT scan showed a right temporal infarct.
  • (11) From the third day to the fourth week after this treatment, there was some recovery of the SF rate, and the SCR tended to reappear with a marked slowing down of its habituation.
  • (12) October 27, 2013 7.27pm GMT Around the league And here’s how things look elsewhere, as we head into the fourth quarter: Cowboys 13-7 Lions Browns 17-20 Chiefs Dolphins 17-20 Patriots Bills 10-28 Saints Giants 15-0 Eagles 49ers 35-10 Jaguars 7.25pm GMT End of 3rd quarter: 49ers 35-10 Jaguars The quarter ends with the Jaguars facing a third-and-one at their own 32.
  • (13) So fourth, we must tackle the issue of a relatively large number of officers kept on restricted duties, on full pay.
  • (14) Guinea pigs exposed to 200 and 400 H. truncatum larvae elicited the greatest change in feeding efficiency during the fourth infestation.
  • (15) Nearly all 17 items of a behaviour rating scale had improved very significantly by the end of the fourth week, while in 82% of the patients of group A and 76% of group B results were rated good to very good.
  • (16) Three of the four leukaemic cell lines (JVM-2, JVM-3 and JVM-13) were induced by EBV + TPA and derived from prolymphocytic leukaemia (PLL) cases; the fourth (JVM-14) originated from a case of chronic lymphocytic leukaemia (CLL) with increased percentage of prolymphocytes whose cells were stimulated in vitro with EBV.
  • (17) On the other hand, SM-3997 and buspirone exhibited dopamine antagonistic action, although the potency of SM-3997 was less than one fourth that of buspirone.
  • (18) One patient died of recurrent acute myocarditis at the fourth postoperative month and a second patient died in the sixteenth postoperative month.
  • (19) An ice axe, assumed to belong to Irvine, had been discovered in 1933 by the fourth British expedition to the mountain.
  • (20) When the fourth died of brain metastases, he too had less liver cancer than would be expected.

Quadrant


Definition:

  • (n.) The fourth part; the quarter.
  • (n.) The quarter of a circle, or of the circumference of a circle, an arc of 90¡, or one subtending a right angle at the center.
  • (n.) One of the four parts into which a plane is divided by the coordinate axes. The upper right-hand part is the first quadrant; the upper left-hand part the second; the lower left-hand part the third; and the lower right-hand part the fourth quadrant.
  • (n.) An instrument for measuring altitudes, variously constructed and mounted for different specific uses in astronomy, surveying, gunnery, etc., consisting commonly of a graduated arc of 90¡, with an index or vernier, and either plain or telescopic sights, and usually having a plumb line or spirit level for fixing the vertical or horizontal direction.

Example Sentences:

  • (1) Left ventricular synchrony was assessed from regional volume curves derived by dividing the global ventricular region of interest into four quadrants.
  • (2) The authors report the clinical case of an 18-year-old patient who presented with a symptomatic mass in the left upper quadrant 6 months after having infectious mononucleosis.
  • (3) One patient required evacuation and open packing of the right upper quadrant and lower right hemithorax.
  • (4) Following this combination procedure the patients were relieved completely of obstructive jaundice and right upper quadrant pain, leaving only small trocar insertion scars made during the short course of hospitalization.
  • (5) The axons of 12 SRT cells were located in the ventrolateral or ventral quadrants of the upper cervical spinal cord.
  • (6) Double ballooning is recommended for cases with retinal detachments with 2 ruptures up to 2 disc diameters in length, located at a distance of 2-3 disc diameters from each other within one quadrant or in different quadrants of the fundus oculi.
  • (7) The dendritic-field diameters of parasol cells within the nasal quadrant of the retina are not fully brought into line with those of cells lying elsewhere in the retina.
  • (8) Lymphatic tumor emboli were observed in quadrants in 18 or 2.0% of the cases.
  • (9) Four cases of right lower quadrant abscess, each a clinical diagnostic dilemma, were recognized as abscesses surrounding a perforated viscus by application of the "coffee bean" sign on sonographic examination.
  • (10) However, 9 months later, while still asymptomatic, routine physical examination revealed a recurrent right lower quadrant tumor.
  • (11) The case of a 15-years-old female patient is presented, who referred pain and presence of a mass in the left upper quadrant of the abdomen.
  • (12) The two patients were women, one a 45-year-old who consulted for pain, epigastric discomfort and melenas, and the other a 76-year-old who consulted for paraneoplastic syndrome and a palpable mass in the right lower quadrant.
  • (13) A 58-year-old man complained of dull left lower quadrant pain and constipation.
  • (14) Presenting symptoms included: crampy right upper quadrant pain, jaundice, pruritus, cholangitis, pancreatitis, hepatomegaly, and elevated liver function tests.
  • (15) Cellular abnormalities were demonstrated in 90.4% of women having scrapings of visible lesions and in 88.1% of women studied by 4-quadrant vaginal scrapings in the absence of clinical disease.
  • (16) A persistent elevation of the level of serum alkaline phosphatase or more overt clinical manifestations, such as pain in the right upper quadrant, hepatomegaly, obstructive jaundice or weight loss, would all indicate the need for further investigations.
  • (17) The factors found to influence the postoperative outcome adversely include (1) association of severe blunt trauma (P less than 0.05), (2) anterior proliferative vitreoretinopathy (PVR) involving two or more quadrants (P less than 0.01), and (2) retinotomies (P less than 0.007).
  • (18) The most frequent side effect was temporary pain in the right upper abdominal quadrant.
  • (19) Following cardiac excision, three adjacent 80-mg tissue samples were taken from the subendocardial, mid-wall, and subepicardial layers of quadrantal left ventricular (LV) segments of the basal and midventricular cardiac slices, and from one segment of the apical slice, totaling 81 samples per LV.
  • (20) When the frozen or paraffin section diagnosis of a generous excisional biopsy was noninvasive breast carcinoma, there was a substantial risk that foci of the same type of noninvasive carcinoma were also present in other quadrants.