Skip to main content
. Author manuscript; available in PMC: 2014 Jul 1.
Published in final edited form as: Horm Behav. 2013 Jul;64(2):411–419. doi: 10.1016/j.yhbeh.2013.02.018

Figure 1. The Brain Regions and Chemical Messengers involved in the HPA and HPG axes.

Figure 1

The dashed lines indicate inhibitory pathways and the solid lines represent activational pathways. In the psychosis prodrome, the increase in HPA activity may be suppressing the HPG axis, and contributing to abnormalities in the balance and progression of hormonal changes that influence normal adolescent brain changes.