What's the difference between posterior and tail?

Posterior


Definition:

  • (a.) Later in time; hence, later in the order of proceeding or moving; coming after; -- opposed to prior.
  • (a.) Situated behind; hinder; -- opposed to anterior.
  • (a.) At or toward the caudal extremity; caudal; -- in human anatomy often used for dorsal.
  • (a.) On the side next the axis of inflorescence; -- said of an axillary flower.

Example Sentences:

  • (1) Bilateral symmetric soft-tissue masses posterior to the glandular tissue with accompanying calcifications should suggest the diagnosis.
  • (2) The 38 control fetuses had normal-appearing posterior fossae.
  • (3) Estimates of the risk probability for each dose level and sacrifice time are found utilizing the sample likelihood as the posterior density.
  • (4) In 22 cases (63%), retinal detachment was at least partially flattened in the area of the posterior pole of the eye.
  • (5) Small pieces of anterior and posterior quail wing-bud mesoderm (HH stages 21-23) were placed in in vitro culture for up to 3 days.
  • (6) These cases show that an examination of the whole neuraxis is as important in patients with midline posterior fossa cysts as it is in patients with developmental syringomyelia or Chiari I malformation.
  • (7) When the posterior capsule was sectioned, no significant changes were noted in the severity of the sag or the rotation.
  • (8) A neonate without external malformation had undergone removal of a nasopharyngeal mass containing anterior and posterior pituitary tissue.
  • (9) An opening wedge osteotomy is then directed posterior-dorsal to anterior-plantar, to effectively plantarflex the posterior aspect of the calcaneus.
  • (10) Subdural tumors may be out of the cord (10 tumors), on the posterior roots (28 tumors), or within the cord.
  • (11) All patients with localized subaortic hypertrophy had left ventricular hypertrophy (left ventricular mass or posterior wall thickness greater than 2 SD from normal) with a normal size cavity due to aortic valve disease (2 patients were also hypertensive).
  • (12) The first patient, an 82-year-old woman, developed a WPW syndrome suggesting posterior right ventricular preexcitation, a pattern which persisted for four months until her death.
  • (13) Two cases of posterior lumbar vertebral rim fracture and associated disc protrusion in adolescents are presented.
  • (14) At day 7 MD occupy about 14% area of posterior retina in transverse sections in Campbell rats versus 7% in normal animals.
  • (15) Histologic examination of the anterior and posterior chambers and the vitreous led to a diagnosis of endophthalmitis caused by Coccidioides immitis infection.
  • (16) The temperature increased from the anterior to the posterior region on both buccal and lingual sides of both arches.
  • (17) The observation that phase reversals did not occur in area 29, together with the low incidence of phasic (rhythmic) theta-on cells, suggests that the posterior cingulate cortex does not independently generate type 2 theta.
  • (18) A 68 year-old man with a history of right thalamic hemorrhage demonstrated radiologically in the pulvinar and posterior portion of the dorsomedian nucleus developed a clinical picture of severe physical sequelae associated with major affective, behavioral and psychic disorders.
  • (19) While the heaviest anterogradely labeled ascending projections were observed to the contralateral ventral posterolateral nucleus of the thalamus, pars oralis (VPLo), efferent projections were also observed to the contralateral ventrolateral thalamic nucleus (VLc) and central lateral (CL) nucleus of the thalamic intralaminar complex, magnocellular (and to a lesser extent parvicellular) red nucleus, nucleus of Darkschewitsch, zona incerta, nucleus of the posterior commissure, lateral intermediate layer and deep layer of the superior colliculus, dorsolateral periaqueductal gray, contralateral nucleus reticularis tegmenti pontis and basilar pontine nuclei (especially dorsal and peduncular), and dorsal (DAO) and medial (MAO) accessory olivary nuclei, ipsilateral lateral (external) cuneate nucleus (LCN) and lateral reticular nucleus (LRN), and to a lesser extent the caudal medial vestibular nucleus (MVN) and caudal nucleus prepositus hypoglossi (NPH), and dorsal medullary raphe.
  • (20) Thirteen patients had had a posterior dislocation with an associated fracture of the femoral head located either caudad or cephalad to the fovea centralis (Pipkin Type-I or Type-II injury), one had had a posterior dislocation with associated fractures of the femoral head and neck (Pipkin Type III), two had had a posterior dislocation with associated fractures of the femoral head and the acetabular rim (Pipkin Type IV), and three had had a fracture-dislocation that we could not categorize according to the Pipkin classification.

Tail


Definition:

  • (n.) Limitation; abridgment.
  • (a.) Limited; abridged; reduced; curtailed; as, estate tail.
  • (n.) The terminal, and usually flexible, posterior appendage of an animal.
  • (n.) Any long, flexible terminal appendage; whatever resembles, in shape or position, the tail of an animal, as a catkin.
  • (n.) Hence, the back, last, lower, or inferior part of anything, -- as opposed to the head, or the superior part.
  • (n.) A train or company of attendants; a retinue.
  • (n.) The side of a coin opposite to that which bears the head, effigy, or date; the reverse; -- rarely used except in the expression "heads or tails," employed when a coin is thrown up for the purpose of deciding some point by its fall.
  • (n.) The distal tendon of a muscle.
  • (n.) A downy or feathery appendage to certain achenes. It is formed of the permanent elongated style.
  • (n.) A portion of an incision, at its beginning or end, which does not go through the whole thickness of the skin, and is more painful than a complete incision; -- called also tailing.
  • (n.) One of the strips at the end of a bandage formed by splitting the bandage one or more times.
  • (n.) A rope spliced to the strap of a block, by which it may be lashed to anything.
  • (n.) The part of a note which runs perpendicularly upward or downward from the head; the stem.
  • (n.) Same as Tailing, 4.
  • (n.) The bottom or lower portion of a member or part, as a slate or tile.
  • (n.) See Tailing, n., 5.
  • (v. t.) To follow or hang to, like a tail; to be attached closely to, as that which can not be evaded.
  • (v. t.) To pull or draw by the tail.
  • (v. i.) To hold by the end; -- said of a timber when it rests upon a wall or other support; -- with in or into.
  • (v. i.) To swing with the stern in a certain direction; -- said of a vessel at anchor; as, this vessel tails down stream.

Example Sentences:

  • (1) The anatomic and functional development of the suprachiasmatic nuclei (SCN) was studied in the gray short-tailed opossum, Monodelphis domestica.
  • (2) The electrical stimulation of the tail associated to a restraint condition of the rat produces a significant increase of immunoreactive DYN in cervical, thoracic and lumbar segments of spinal cord, therefore indicating a correlative, if not causal, relationship between the spinal dynorphinergic system and aversive stimuli.
  • (3) This behavior consists of a very rapid bend of the body and tail that is thought to arise from the monosynaptic excitation of large primary motoneurons by the Mauthner cell.
  • (4) Platinum deer mice are conspicuously pale, with light ears and tail stripe.
  • (5) After isolation of the complex IV only gpFII and tails are required for mature phage formation in vitro.
  • (6) Earlier recognition of foul-smelling mucoid discharge on the IUD tail, or abnormal bleeding, or both, as a sign of early pelvic infection, followed by removal of the IUD and institution of appropriate antibiotic therapy, might prevent the more serious sequelae of pelvic inflammation.
  • (7) produced a strong analgesic effect in the formalin test and in the tail pinch test.
  • (8) Scientists at the University of Trento, Italy, have discovered that the way a dog's tail moves is linked to its mood, and by observing each other's tails, dogs can adjust their behaviour accordingly .
  • (9) Body weight (BW) and nose-tail length were less in the hypoxic exposed (H) rats than in control (C) animals growing in air.
  • (10) Nitrous oxide produced a dose-related analgesic response in rats (ED50, 67%) as measured by the tail-flick method.
  • (11) A total of 23 phage specific proteins (including four head and six tail proteins) could be identified after SDS polyacrylamide gel electrophoresis of extracts from phage SPP1 infected Bacillus subtilis cells.
  • (12) g (SD 0.15, N = 21), which was similar to tail skin.
  • (13) Slager, 33, was a patrolman first class for the North Charleston police department when he fatally shot Scott, 50, following a struggle that led from a traffic stop when the officer noticed that one of Scott’s car tail lights was broken.
  • (14) The patients' preoperative clinical status affected the results of surgery (Breslow p less than 0.03, Mantel p less than 0.02; one-tailed tests).
  • (15) These apparent conflicting results between IK and the tail current could not be explained by extracellular K+ fluctuation, because 20 mM Cs+ alone depressed both factors, but an additional application of Ba2+ caused an increase in both components compared with those in the former condition.
  • (16) Some of them situated in a particular environment fused with the tail sequence to produce monomeric ubiquitin genes that were maintained across species.
  • (17) Deletion of a carboxyl-terminal sequence, comprising the transmembrane domain and short cytoplasmic tail of the alpha chain of the T cell antigen receptor (TCR-alpha), prevented the rapid degradation of this polypeptide.
  • (18) We have investigated enhancement of pigmentation in inbred C3H- mice using tail skin as a model for testing the effects of phosphorylated DOPA (DP) and ultraviolet radiation.
  • (19) Diltiazem also produced a slight decrease of both the steady-state current during depolarization and the tail current after repolarization in these concentration ranges, while the hyperpolarization activated current (Ih) was not affected significantly.
  • (20) A fluorescent fucose-specific lectin-stained bodies and not tails of the organism.