If a Portion of the Pancreas Is Surgically Removed from a Rat

question 38

Multiple Choice

If a portion of the pancreas is surgically removed from a rat and the rat subsequently loses its appetite, one explanation is that the removed portion contains cells that secrete a chemical signal that somehow stimulates appetite. Given this scenario, what type of chemical signalling is occurring?

• A) autocrine
• B) paracrine
• C) endocrine
• D) neuroendocrine

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