definitive zone of adrenal cortex

definitive zone of adrenal cortex
the smaller outer zone of the primordial adrenal cortex and that of the fetus and newborn; this part develops into the zona fasciculata and zona glomerulosa. See also fetal z. of adrenal cortex.

Medical dictionary. 2011.

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  • fetal zone of adrenal cortex — the inner zone of the primordial adrenal cortex and that of the fetus and newborn; it begins involuting shortly after birth. See also definitive z. of adrenal cortex. Called also fetal adrenal cortex and provisional cortex …   Medical dictionary

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  • human embryology — ▪ biology Introduction       the process encompassing the period from the formation of an embryo, through the development of a fetus, to birth.       The human body, like that of most animals, develops from a single cell produced by the union of… …   Universalium

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