supraopticohypophysial tract

su·pra·op·ti·co·hy·po·phy·si·al tract

[TA] a bundle of unmyelinated fibers originating from all cells of the supraoptic nucleus and an estimated 20% of those of the paraventricular nucleus of the hypothalamus, which extend through the infundibulum and pituitary stalk to their endings in the posterior lobe of the hypophysis; the fibers convey neurosecretory substances, vasopressin and oxytocin, which are stored in (and can be released into the circulating blood from) their terminals.
See also: pituitary gland, neurosecretion. Synonym(s): hypothalamohypophysial tract [TA], tractus supraopticohypophysialis [TA]

单词	supraopticohypophysial tract
释义	supraopticohypophysial tract su·pra·op·ti·co·hy·po·phy·si·al tract [TA] a bundle of unmyelinated fibers originating from all cells of the supraoptic nucleus and an estimated 20% of those of the paraventricular nucleus of the hypothalamus, which extend through the infundibulum and pituitary stalk to their endings in the posterior lobe of the hypophysis; the fibers convey neurosecretory substances, vasopressin and oxytocin, which are stored in (and can be released into the circulating blood from) their terminals. See also: pituitary gland, neurosecretion. Synonym(s): hypothalamohypophysial tract [TA], tractus supraopticohypophysialis [TA]
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