What is resilience? Used differently by a range of fields from psychology to engineering, resilience has no single widely accepted definition. The concept typically connotes an ability to âbounce backâ from a stress or disturbance, potentially returning to a pre-stress norm or a transformed post-stress condition.
a chemical transmitter substance produced by cells of the body and transported by the bloodstream to the cells and organs on which it has a specific regulatory effect. adj., adj hormoÂ´nal. Hormones act as chemical messengers to body organs, stimulating certain life processes and retarding others.
Extracellular messengers: Cells send out signals in the form of speciï¬c. messenger molecules that the target cell transmits into a biochemical reaction. Signaling cells can simultaneously inï¬uence many cells by messenger molecules. so as to enable a temporally coordinated reaction in an organism.