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The adrenal gland secretes which hormone that has a role in the sympathetic response of nervous system?

A.

Norepinephrine

B.

ACh

C.

ACTH

D.

ADH

Answer and Explanation

The Correct Answer is A

A. Norepinephrine: Norepinephrine is secreted by the adrenal medulla and plays a key role in the fight-or-flight response.
B. ACh: Acetylcholine (ACh) is a neurotransmitter but is not secreted by the adrenal glands.
C. ACTH: Adrenocorticotropic hormone is secreted by the pituitary, not the adrenal gland.
D. ADH: Antidiuretic hormone is secreted by the posterior pituitary and regulates water balance.


 


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Related Questions

Correct Answer is C

Explanation

A. Is a gonadotropin: Gonadotropins include FSH and LH, not oxytocin.

B. Is secreted by the kidneys: Oxytocin is secreted by the posterior pituitary.

C. Stimulates the uterine muscle to contract, thereby assisting in labor: Oxytocin is key in labor and delivery.

D. Stimulates kidneys to reabsorb Na+ and water: That is the role of aldosterone and ADH, not oxytocin.


Correct Answer is D

Explanation

A. Secreted in response to elevated glucose levels: T3 and T4 regulate metabolism, not glucose.
B. Secreted in response to decreasing calcium blood levels: This describes PTH, not T3/T4.
C. Secreted by the parathyroid gland: T3 and T4 are secreted by the thyroid gland.
D. Secreted by the thyroid gland: T3 (triiodothyronine) and T4 (thyroxine) are thyroid hormones involved in metabolic regulation.

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