Look up: knee-jerk

1. knee jerk
   [n] - a reflex extension of the leg resulting from a sharp tap on the patellar tendon
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. Knee jerk
   Knee jerk: The reflex tested by tapping just below the knee causing the lower leg to suddenly jerk forward. What is tapped to elicit this reaction is the patellar tendon, the tendon that runs down from the quadriceps muscle in the front of the thigh, over the kneecap (the patella), down to the lower...
   Found on http://www.medterms.com/script/main/art.
   
   
3. Knee jerk
   Knee jerk (Physiol.) A jerk or kick produced by a blow or sudden strain upon the patellar tendon of the knee, which causes a sudden contraction of the quadriceps muscle.
   Found on http://www.encyclo.co.uk/webster/K/14
   
   
4. knee jerk
   The reflex tested by tapping just below the bent knee on the patellar tendon to cause the quadriceps muscle to contract and bring the lower leg forward. It has given rise to the saying: a knee-jerk reaction. Also known medically as the patellar reflex. ... (12 Dec 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
5. knee jerk
   knee-jerk reflex noun a reflex extension of the leg resulting from a sharp tap on the patellar tendon
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
6. knee jerk
   knee jerk reflex a kick reflex produced by sharply tapping the patellar ligament. To test this reflex, the lower part of the leg is allowed to hang relaxed (such as by crossing the legs at the knees) and the examiner taps the ligament below the patella with a small rubber hammer. The normal reaction is contraction of the quadric...
   Found on http://www.encyclo.co.uk/local/21001
   
   
7. Knee jerk
   • A jerk or kick produced by a blow or sudden strain upon the patellar tendon of the knee, which causes a sudden contraction of the quadriceps muscle.
   Found on http://thinkexist.com/dictionary/meaning
   
   
8. knee jerk
   (KJ) Type: Term Synonyms: patellar reflex
   Found on http://www.medilexicon.com/medicaldictio
   
   
9. Knee-jerk
   Knee-jerk: Adjective meaning readily predictable to the point of being automatic. Knee-jerk often has a negative connotation and conveys the idea of an all-too-hasty, impulsive, irrational response based on a preset idea. For example, a dictator's knee-jerk response to a democratic movement is to su...
   Found on http://www.medterms.com/script/main/art.
   
   
10. Knee-Jerk
    Knee-jerk is slang for a reflex action.
    Found on http://www.probertencyclopaedia.com/brow
    
    
11. Knee-Jerk
    Knee-jerk is slang for a reflex action.
    Found on http://www.probertencyclopaedia.com/brow