What's the difference between flexion and psoas?

Flexion


Definition:

  • (n.) The act of flexing or bending; a turning.
  • (n.) A bending; a part bent; a fold.
  • (n.) Syntactical change of form of words, as by declension or conjugation; inflection.
  • (n.) The bending of a limb or joint; that motion of a joint which gives the distal member a continually decreasing angle with the axis of the proximal part; -- distinguished from extension.

Example Sentences:

  • (1) Comparisons of ICR locations were made between flexion and extension, between left and right limbs, and between living and dead dogs, using analysis of variance.
  • (2) Unrecognized flexion injuries of the cervical spine may lead to late instability and neurologic damage.
  • (3) The prognosis was adversely affected by obesity, preoperative flexion contracture of 30 degrees or more, wound-healing problems, wound infection, and postoperative manipulation under general anesthesia.
  • (4) The technique of two-plane angiography of femoro-popliteal bypasses with 90 degrees knee flexion is described.
  • (5) Physiotherapy for 4 to 12 weeks produced improvement, but in four cases early operation for excision of fibrous tissue and lengthening of the triceps was necessary to restore adequate flexion.
  • (6) Tension in flexor tendons during wrist flexion may play a role in otherwise unexplained instances of the carpal tunnel syndrome.
  • (7) Five cases of bilateral abduction contracture of the shoulder in adults including the first case of bilateral abduction contractures of shoulder and hip plus bilateral flexion contracture of elbow and extension contracture of a knee are reported.
  • (8) We found that the Gallie system generally allowed significantly more rotation in flexion, extension, axial rotation, and lateral bending than the other three fixation techniques.
  • (9) The lower neck flexion is 35 degrees and extension of the plane of the face 15 degrees, each angle measured relative to horizontal.
  • (10) Flexion of the knee beyond 40 degrees progressively diminished viability of the edges of the wound, particularly the lateral edge.
  • (11) Intertester reliability for measurements obtained with a goniometer was .90 for flexion and .86 for extension.
  • (12) In these three patients, laxity of the knee in flexion was so severe that posterior instability could not be corrected merely by patellar relocation.
  • (13) X-ray study of this region in lateral projection was did, in neutral position and flexion-extension of the neck.
  • (14) The results of the Tinel percussion test, the Phalen wrist-flexion test, and the new test were evaluated in thirty-one patients (forty-six hands) in whom the presence of carpal tunnel syndrome had been proved electrodiagnostically, as well as in a control group of fifty subjects.
  • (15) Although the entire cohort of neck patients, regardless of group assignment, improved significantly on all the outcome variables over the 6-week period, patients receiving intermittent traction performed significantly better than those assigned to the no traction group in terms of pain (P = 0.03), forward flexion (P = 0.01), right rotation (P = 0.004) and left rotation (P = 0.05).
  • (16) flexion, stretch, rolling, startle, jumping (stepping), and writhing.
  • (17) By placing the thigh in external flexion-rotation the deep femoral artery can readily be approached downstream the first perforating artery.
  • (18) Whereas in flexion stress all methods showed a sufficient stability, the rotation tests proved, that in case of a dorsal instability of the lower cervical spine, posterior interlaminar wiring or anterior plate stabilization showed no reliable stabilization effect.
  • (19) In severely impaired limbs, there was a marked shift in both the peak EMG angle and the angular domain of EMG activity for both biceps and triceps muscle groups, away from the normal elbow flexion-extension axis towards external humeral rotation and shoulder girdle elevation.
  • (20) On physical examination the patients complained of pain on both passive flexion and internal rotation of the hip, and when the thigh was pushed backwards at 90 degrees of flexion.

Psoas


Definition:

  • (n.) An internal muscle arising from the lumbar vertebrae and inserted into the femur. In man there are usually two on each side, and the larger one, or great psoas, forms a part of the iliopsoas.

Example Sentences:

  • (1) Findings on plain X-ray of the abdomen, using the usual parameters of psoas and kidney shadows in the Nigerian, indicate that the two communities studied are similar but urinary calculi and urinary tract distortion are significantly more prominent in the community with the higher endemicity of urinary schistosomiasis.
  • (2) The inflammatory bowel disease (IBD) is sometimes complicated by the development of a psoas abscess.
  • (3) Although the condition is common in the tropics, an acute pyogenic psoas abscess should always be considered in the differential diagnosis of pain in the hip region.
  • (4) Neurogenic muscular atrophy was massive in the tongue, less predominant in the diaphragm and psoas and were similar to lesions present in the peroneus brevis muscle.
  • (5) Successful reconstruction of a neoureter was performed easily with the Boari bladder flap coupled with nephropexy and a psoas hitch.
  • (6) CT scans obtained within two hours after TLA demonstrated: (a) thickening of the diaphragmatic crura, (b) enlargement of the left psoas muscle, and (c) obscuration of the aortic outline by soft-tissue density.
  • (7) Good postmortem DNA stability is found in brain cortex, lymph nodes and psoas muscle.
  • (8) Tension of glycerol-extracted muscle fibres from rabbit psoas muscle did not change significantly following T-jumps when the fibre was relaxed.
  • (9) Psoas abscess is rare in children and is exceptional in the neonatal period.
  • (10) Follow-up observations revealed the presence of VUR in 2 patients who underwent surgery by the initial form of Boari's method and in 1 patient who underwent surgery by the psoas-hitch method.
  • (11) Nine patients underwent adjunctive procedures in addition to bladder augmentation, including a Young-Dees-Leadbetter procedure in 4, an artificial urinary sphincter in 3, transureteroureterostomy and psoas hitch in 1, and a Mitrofanoff procedure and bladder neck closure in 1.
  • (12) Metastases were demonstrated in the psoas, iliac, and middle gluteal muscles.
  • (13) Many fast intermediate fibres in psoas and plantaris muscle label as strongly with anti-C as do fast white fibres but also label as strongly with anti-X as do fast and slow red fibres.
  • (14) The peptide pattern revealed that slow (I) and fast (IIA, IIB) myosin heavy chains are quite distinct, as are those from pure slow (conoidal bundle) and fast (psoas) rabbit skeletal muscles.
  • (15) The method is especially helpful for the diagnosis of psoas hematoma and retroperitoneal hematoma and allows the follow-up of hematomas of the cervical region and muscle hematomas.
  • (16) An unusual presentation with a psoas abscess is reported.
  • (17) Lumbar muscularity was expressed by two ratios; the ratio between the Acs of the right psoas and the Acs of the intervertebral disc (P:disc), and the ratio between the combined Acs values of the right erector spinae and quadratus lumborum and the Acs of the disc (ESQL:disc).
  • (18) In the prostate, testes and ileo-psoas muscle a similar reaction was seen.
  • (19) These rate constants are similar to those that may occur for undistorted cross-bridges within glycerinated rabbit psoas fibers (Bowater, R., Webb, M. R., and Ferenczi, M. A.
  • (20) In order to study the arrangement of the myosin and non-myosin components, A segments which are aggregations of thick filaments held together at the M line were prepared from glycerinated chicken pectoral and rabbit psoas muscles and examined by electron microscopy.

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