Population
Sheep common carotid arteries (studied in vitro and in vivo in anaesthetized sheep)
Comparison
Stimulation of sympathetic nerves vs Blockade or chronic denervation
Design
Preclinical
Authors
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Should not alter carotid management; leaves open translation of sympathetic vasoconstriction from sheep models to humans.
Sympathetic nerve stimulation induces electrical depolarization and significant mechanical contraction in sheep carotid arteries.
W. R. Keatinge (1966) studied this question.
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