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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

Estrogen levels actually rise during pregnancy.
B. "Human chorionic gonadotropin helps your cervix become soft as your body prepares for labor.": Relaxin is the hormone associated with softening of the cervix and pelvic ligaments.
C. "Prolactin levels rise to prepare the breasts for lactation, which can cause an increase in breast size.": Prolactin, secreted by the anterior pituitary, stimulates breast development and milk production.
D. "Early in pregnancy, your body secretes a hormone called progesterone, which is what is tested to confirm pregnancy.": Pregnancy tests detect hCG, not progesterone.


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.


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