sudden+contraction

  • 1Sudden cardiac death — Classification and external resources ICD 10 I46.1 eMedicine article/151907 …

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  • 2contraction — 1. A shortening or increase in tension; denoting the normal function of muscle. 2. A shrinkage or reduction in size. 3. Heart beat, as in premature c..beat. [L. contractus, drawn together] after c …

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  • 3myotatic contraction — contraction or irritability of a muscle brought into play by sudden passive stretching or by tapping on its tendon. See also stretch reflex and tendon reflex, under reflex …

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  • 4Premature ventricular contraction — Classification and external resources A premature ventricular contraction marked by the arrow. ICD 10 I …

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  • 5Reflex — 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… …

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  • 6Spasm — For the 1993 metal album, see Spasm (album). Spasmodic redirects here. For the British literary movement, see Spasmodic poets. Muscle spasm ICD 10 R25.2 ICD 9 728.85 …

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  • 7Triceps reflex — The triceps reflex, a deep tendon reflex, is a reflex as it involuntary contraction of the triceps brachii muscle. It is initiated by the Cervical (of the neck region) spinal nerve 7 nerve root (the small segment of the nerve that emerges from… …

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  • 8Vena contracta — is the point in a fluid stream where the diameter of the stream is the least, such as in the case of a stream issuing out of a nozzle, (orifice). (Evangelista Torricelli, 1643).The maximum contraction takes place at a section slightly on the… …

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  • 9Hiccup — A hiccup is an extraordinary type of respiratory movement involving a sudden inspiration (intake of air) due to an involuntary contraction of the diaphragm accompanied by closure of the glottis (the vocal apparatus of the larynx). The abrupt… …

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  • 10jerk — 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 …

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