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knee jerk |
Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson | 0.01 sec. |
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jerk (jurk) a sudden reflex or involuntary movement.jer´ky Achilles jerk , ankle jerk triceps surae reflex. biceps jerk see under reflex. elbow jerk triceps reflex. jaw jerk see under reflex. knee jerk , quadriceps jerk patellar reflex. tendon jerk see under reflex. triceps surae jerk see under reflex.
knee in large animals, the carpus; in small animals, the stifle. See Table 11. bench knee conformation defect in which the metacarpus is not centered symmetrically to the carpus. blemished knee scarred or otherwise imperfect appearance. broken knee used to mean that a horse has fallen and broken the skin over the carpus. knee gall see knee thoroughpin (below). knee jerk see patellar reflex. popped knee see carpitis. knee spavin an old-fashioned name for chronic carpitis in horses. knee strap a short strap used to strap up a horse's leg in a flexed position so that it is as immobile as a three-legged horse. A good form of restraint for a horse that is rearing. knee thoroughpin distention of the carpal sheath in the horse. Visible as a fluid-filled distention at the back of the knee. knee jerk Knee-jerk reaction, knee reflex, patellar reflex Neurology A reflex tested by tapping just below the bent knee on the patellar tendon, causing the quadriceps muscle to contract and bring the lower leg forward How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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That's a large number, and consultant Tom Devane says it's the result of what he calls knee jerk offshoring. Of course, many of us are still scared, but you can't have a knee jerk reaction when you are making decisions like that," she said. He found that context was relatively unimportant, indicating that the senses are linked "neither at the lowest level [of stimulus processing and response], like a knee jerk, nor at the highest level," where imaginative or metaphoric connections might be made. |
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