« previous next »

Author Question: A key effect of leptin that results in the inhibition of eating is to A) increase the entry of ... (Read 71 times)

viki

  • Hero Member
  • *****
  • Posts: 525
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

  • Sr. Member
  • ****
  • Posts: 325
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.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The average adult has about 21 square feet of skin.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Results are shown for proteins denatured by two different environmental changes Results are shown for proteins denatured by two different environmental changes
The Greenhouse Effect in a Car The Greenhouse Effect in a Car
The Greenhouse Effect The Greenhouse Effect
Effects of Leptin on Obesity in Mice of the Ob Strain Effects of Leptin on Obesity in Mice of the Ob Strain
The effect of frameshift mutations on a DNA sequence repeating the triplet sequence GAG The effect of frameshift mutations on a DNA sequence repeating the triplet sequence GAG
Stem-lengthening effect of gibberellins. Stem-lengthening effect of gibberellins.
Video: Buffers definition and the role of buffer in the body

For a complete list of videos, visit our video library