Tag: adrenal glands

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Multiple choice zoology endocrine system and chemical co-ordination adrenal gland thymus and adrenal gland adrenal glands

Injury to adrenal cortex is not likely to affect the secretion of which one of the following?

  1. Aldosterone

  2. Both androstenedione and dehydroepiandrosterone

  3. Adrenaline

  4. Cortisol
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The adrenal cortex produces corticosteroids such as aldosterone, cortisol, and sex steroids like androstenedione. Adrenaline, on the other hand, is secreted by the adrenal medulla, not the cortex. Therefore, an injury confined to the adrenal cortex will not affect adrenaline secretion.

Multiple choice zoology endocrine system and chemical co-ordination adrenal gland thymus and adrenal gland adrenal glands

Besides corticotropin releasing hormone (CRH) which other hormone also stimulate the release of adrenocorticotropic hormone (ACTH) ? 

  1. Glucagon

  2. Insulin

  3. Aldosterone

  4. Epinephrine
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Insulin has been shown to stimulate the release of ACTH in certain physiological contexts, acting alongside CRH. While CRH is the primary stimulator, insulin is also recognized as a factor.