alleryCortisone, a stress-management hormone, is secreted by the:
AAdrenal medulla layer
BPituitary gland body
CThyroid gland body
DAdrenal cortex layer
Answer & Solution
Correct answer: D. Adrenal cortex layer
1. The adrenal gland has two layers — the inner medulla and the outer cortex.
2. The **medulla** secretes adrenaline; the **cortex** secretes cortisone.
3. Cortisone helps the body respond to long-term stress.
4. Pituitary and thyroid produce different hormones (growth hormone, thyroxine).
_Source: Selina Concise ICSE Class 8 Biology Ch 5 "Endocrine System and Adolescence", Major endocrine glands_
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