No, there are many more subtle inputs and hormonal regulation of hunger plays a key role. (idmprogram.com)
The duration is usually longer in the beginning and then frequently becomes shorter once hormonal regulation is complete. (newkidscenter.com)
She works in a WSU lab that focuses on evaluating hormonal regulation in the oviduct and uterus during fertilization, pre-implantation embryo development and embryo transport using genetically engineered animal models. (news.wsu.edu)