The release of insulin from the pancreatic beta cells can inhibit its further release from the same cells. this is an example of which type of hormone action? juxtaposed autocrine arachidonic retinoid

Autocrine 

The hormone or chemical messenger secreted by the cell in form of cell signal that usually binds to the autocrine receptor on the same cell that automatically leads to the changes in the cell are known as Autocrine signal. These signals include various factors that stimulate cell growth and extracellular matrix molecules. 

synapse nervous system