Some More on Systems
During the menstrual cycle, negative feedback is not switched off. It simply becomes inoperable due to the excess estrogen being produced from outside.
The sympathetic and parasympathetic nervous systems, then, are two aspects of one integral system, able to correct for errors in either direction
Bland, J., (1998) About Gender: Some More on Systems
Book graphics courtesy of Amazon.co.uk
Web page copyright Derby TV/TS Group. Text copyright Jed Bland.
Last amended 08.04.98