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Author Question: Which of the following is correct regarding leptin? A) Ob mice lack the gene that codes for ... (Read 58 times)

jake

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on: Jun 22, 2018
Which of the following is correct regarding leptin?
 
  A) Ob mice lack the gene that codes for ghrelin.
  B) Leptin produces a decrease in metabolic rate.
  C) Leptin stimulates eating.
  D) Leptin levels in the blood are proportional to the fat stores of the body.
  E) leptin release is stimulated by the entry of food into the duodenum.

Question 2

Studies using decerebrate rats indicate that
 
  A) the circuits controlling ingestion lie forward to the brain stem.
  B) CCK acts within the frontal cortex to stimulate eating.
  C) the brain stem contains circuits that allow a rat to chew and to swallow.
  D) decerebrate rats are unable to chew, to swallow, or to distinguish tastes.
  E) feeding circuits are contained within the forebrain.


Sammyo

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

Answer: D
Rationale: Leptin levels in the blood are proportional to the fat stores of the body.

Answer to Question 2

Answer: C


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