The evidence on the Oxford English Corpus shows that people often mistakenly use lay when they should be using lie : X I want to lay down, itâll be more comfortable. â I want to lie downâ¦. [infinitive of lie (1)]. X The tortoise lays on its back, its belly baking in the hot sun.
View full size image. The endocrine system is the collection of glands that produce hormones that regulate metabolism, growth and development, tissue function, sexual function, reproduction, sleep, and mood, among other things.
Chapter 3. The Neuroendocrine System. The Neuroendocrine System: This system consists of glands within the body that produce hormones and structures within the central nervous system that regulate their activity. Neuroendocrine activity is regulated by a feedback system that controls the timing of puberty.