Henrietta gets a phone call that she is going to be laid off from her job. henrietta is scared and shocked. in response to this stressor, her pituitary gland has received a signal from her hypothalamus to release a hormone called:

Adrenocorticotropic Hormone, an important component of the suprarenal pituitary hypothalamic axis and often occurs in response to stress. Its main effects are the increase in production and the release of cortisol by the cortex of the adrenal gland. Adrenocorticotropic hormone is also related to the circadian rhythm of many organisms.