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Author Question: A key effect of leptin that results in the inhibition of eating is to A) increase the entry of ... (Read 73 times)

viki

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on: Jun 22, 2018
A key effect of leptin that results in the inhibition of eating is to
 
  A) increase the entry of insulin into the brain.
  B) activate CCK receptors in the brain.
  C) inactivate receptors that control the release of hypothalamic NPY and AGRP.
  D) decrease the release of NPY in the hypothalamus.
  E) cause the stomach to release more ghrelin.

Question 2

Which pair below represents orexigens?
 
  A) CCK and ghrelin
  B) ghrelin and CART
  C) NPY and insulin
  D) CART and -MSH
  E) NPY and AGRP


Carliemb17

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: C
Rationale: A key effect of leptin that results in the inhibition of eating is to inactivate receptors that control the release of hypothalamic NPY and AGRP.

Answer to Question 2

Answer: E
Rationale: NPY and AGRP are classified as orexigens.


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