Endocrine system observed in all animals with a nervous system and all vertebrates have an hypothalamus-pituitary axis. All vertebrates have a thyroid, which in amphibians is also crucial for transformation of larvae into adult form. All vertebrates have adrenal gland tissue, with mammals unique in having it organized into layers. All vertebrates have some form of a renin–angiotensin axis, and all tetrapods have aldosterone as a primary mineralocorticoid. Endocrine system The endocrine system is a chemical messenger system consisting of hormones, the group of glands of an organism that secrete those hormones directly into the circulatory system to regulate the function of
If We Are the Body rich over the poor". "If We Are the Body" was produced by Mark A. Miller and Steven Curtis Chapman. It was recorded at Glow In The Dark Studio in Decatur, Georgia and Zoo Studio in Franklin, Tennessee. The song was engineered by Matt Goldman and Sam Hewitt. "If We Are the Body" is a song with a length of three minutes and 58 seconds. It is set in common time in the key of F minor and has a tempo of 126 beats per minute. Mark Hall's vocal range in the song spans from the low note of B to