1. What step is unique in endocrine system communicationcompared to the synapse?
2. What is the major benefit to an animal of a nervous systeminstead of merely an endocrine system?
3. How is the pancreas both an endocrine and an exocrinegland?
Indicate the signals that trigger the release of thyroid hormoneand epinephrine.
4. Release of T4:
5. Release of Adrenalin:
