A G Chumak

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Experiments were performed on rats anesthetized with urethane and nembutal. Intrathecal administration of a nitric oxide inhibitor L-NAME (60 mg) into the cerebrospinal fluid of the thoracic spinal cord was followed by a 40-45% decrease in tonic activity of efferent fibers of the abdominal aortic nerves. L-NAME reduced a reflex increase in the rate of(More)
Acute experiments in cats have revealed that every successive contraction of the jejunum or ileum increases spontaneous afferent and sympathetic efferent discharges in small branches of mesenteric nerves. The increased sympathetic efferent activity either limits or suppresses the contraction of the intestine portion. The above interrelationships among(More)
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