Adrenal medulla:
Derived from
neural crest
cells (
neuroectoderm
)
Migrates to the medial portion of the developing gland →
encapsulated
by the developing cortex
Changes in size:
At birth: The adrenal gland is ⅓ the size of the kidney.
Adulthood: The adrenal gland is 1/30th the size of the kidney.
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