A neoplasm that blocks the exocrine and endocrine functions of the pancreas is: Clinical Chemistry A neoplasm that blocks the exocrine and endocrine functions of the pancreas is: A) Insulinoma B) Glucagonoma C) Somatostatinoma D) Pancreatic cancer Answer: Somatostatinoma Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+