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Insulin PowerPoint Presentation

Insulin

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Insulin

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  1. Insulin By: Matthew Byrne and Kaitlyn Castor

  2. PANCREAS • Insulin is produced in the islets of langerhans, which are located on the pancreas.

  3. Peptide-Based

  4. Pathway • Primary • Uses secondary to communicate

  5. Response • Insulin binds to receptors • Cascade begins • Results in activation of a complex • Glucose channel in membrane • Glucose enters cell • http://www.youtube.com/watch?v=FkkK5lTmBYQ (2:10-4:30)

  6. Negative Feedback: High Glucose

  7. Negative Feedback: Low Glucose

  8. DIABETES Type One Type Two • Hereditary • No insulin • No treatment (insulin injections) • Lifestyle • Nonfunctional insulin • “Treatable” (diet and exercise)