elbow jerk

elbow jerk
triceps reflex.

Medical dictionary. 2011.

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  • Jerk — Jerk, v. t. [imp. & p. p. {Jerked} (j[ e]rkt); p. pr. & vb. n. {Jerking}.] [Akin to yerk, and perh. also to yard a measure.] [1913 Webster] 1. To beat; to strike. [Obs.] Florio. [1913 Webster] 2. To give a quick and suddenly arrested thrust, push …   The Collaborative International Dictionary of English

  • jerk — 1. A sudden pull. 2. SYN: deep reflex. ankle j. SYN: Achilles reflex. chin j. SYN: jaw reflex. crossed j. SYN: crossed reflex. crossed adductor j. SYN: crossed adductor reflex. crossed knee j. SYN: crossed knee reflex. elb …   Medical dictionary

  • jerk´er — jerk1 «jurk», noun, verb. –n. 1. a sudden, sharp pull, twist, or start: »His old car started with a jerk. 2. a pull or twist of the muscles that one cannot control; twitch: »The nervous jumping of his knee is a jerk from an old accident. 3. Slang …   Useful english dictionary

  • jerk — n. the sudden contraction of a muscle in response to a nerve impulse. The knee jerk (see patellar reflex) is the reflex kicking movement produced by contraction of the quadriceps muscle of the thigh after it has been stretched by tapping the… …   The new mediacal dictionary

  • biceps jerk — a deep tendon reflex mediated by the fifth cervical spinal nerve (C5). The examiner s thumb or index finger is placed over the patient s biceps tendon in the elbow crease and struck sharply with a tendon hammer; the normal response is a reflex… …   The new mediacal dictionary

  • triceps jerk — a tendon reflex that acts at the level of the sixth, seventh, and eighth cervical spinal nerves. With the elbow flexed and relaxed, the triceps tendon is struck just above the elbow, causing contraction of the triceps and extension of the elbow.… …   The new mediacal dictionary

  • EJ — elbow jerk; external jugular …   Medical dictionary

  • EJ — • elbow jerk; • external jugular …   Dictionary of medical acronyms & abbreviations

  • Reflex — A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The nasal reflex is a sneeze. * * * 1. An involuntary reaction in response to a stimulus applied to the periphery and transmitted to the… …   Medical dictionary

  • clew — 1. noun /kluː/ a) A ball of thread or yarn. on one side of her lay a pair of carpet slippers and on the other a ball of red wool, the leading filament of which she would tug at every now and then with the immemorial elbow jerk of a Zemblan… …   Wiktionary

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