What's the difference between extension and flexion?

Extension


Definition:

  • (v. t.) The act of extending or the state of being extended; a stretching out; enlargement in breadth or continuation of length; increase; augmentation; expansion.
  • (v. t.) That property of a body by which it occupies a portion of space.
  • (v. t.) Capacity of a concept or general term to include a greater or smaller number of objects; -- correlative of intension.
  • (v. t.) The operation of stretching a broken bone so as to bring the fragments into the same straight line.
  • (v. t.) The straightening of a limb, in distinction from flexion.
  • (v. t.) A written engagement on the part of a creditor, allowing a debtor further time to pay a debt.

Example Sentences:

  • (1) If ascorbic acid was omitted from the culture medium, the extensive new connective tissue matrix was not produced.
  • (2) Squadron Leader Kevin Harris, commander of the Merlins at Camp Bastion, the main British base in Helmand, praised the crews, adding: "The Merlins will undergo an extensive programme of maintenance and cleaning before being packed up, ensuring they return to the UK in good order."
  • (3) Extensive studies during recent years have shown that the interaction between hormone and membrane-bound receptor can affect the receptor characteristics in at least two ways.
  • (4) During capillary growth when endothelial cells (EC) undergo extensive proliferation and migration and pericytes are scarce, hyaluronic acid (HA) levels are elevated.
  • (5) This method, which permits a more rapid formation of anastomoses, has been used to form Roux-en-Y jejunojejunostomies without extensive complications in six patients.
  • (6) The curve of mitoses peaked at the same time as that of TK activity but was only 68% as extensive.
  • (7) Our results show that large complex lipid bodies and extensive accumulations of glycogen are valuable indicators of a functionally suppressed chief cell in atrophic parathyroid glands.
  • (8) I hope I can play a major part in really highlighting the need for far more extensive family violence training within all organisations that deal with women and children, including the police and the department of human services,” Batty said.
  • (9) Mitoses of nuclei of myocytes of the left ventricle of the heart observed in two elderly people who had died of extensive relapsing infarction are described.
  • (10) When labelled long-chain fatty acids or glycerol were infused into the lactating goat, there was extensive transfer of radioactivity into milk in spite of the absence of net uptake of substrate by the mammary gland.
  • (11) Pint from £2.90 The Duke Of York With its smart greige interior, flagstone floor and extensive food menu (not tried), this newcomer feels like a gastropub.
  • (12) Extensive proliferation has been shown to accompany the de novo generation of LAK cytotoxicity.
  • (13) Extensive sequence homologies and other genetic features are shared with the related oncogenic virus, human papillomavirus type 16, especially in the major reading frames.
  • (14) Binding of I to plasma proteins was extensive but was less than that of 5-chlorosalicylic acid.
  • (15) It is a specific clinical picture with extensive soft tissue gas and swelling of the forearm.
  • (16) 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.
  • (17) Furthermore, the local interneurons make extensive efferent synaptic connections with unidentified neurons in the terminal medulla.
  • (18) Light microscopy of both apneics and snorers revealed mucous gland hypertrophy with ductal dilation and focal squamous metaplasia, disruption of muscle bundles by infiltrating mucous glands, focal atrophy of muscle fibers, and extensive edema of the lamina propria with vascular dilation.
  • (19) The mechanical forces involved in neurite extension have begun to be quantified, and interactions between the actin and microtubule systems are being further characterized.
  • (20) Concurrent with this change in the level of enforcement of RBT was an extensive publicity campaign, which warned drinking drivers of their increased risk of detection by RBT units.

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.