14.1 Hormonal Communication Cheat Sheet (DRAFT) by ellie123

-Makes up the endocrine system.
-A gland is a group of cells which are specia­lised to secrete chemicals (aka hormones) and are secreted directly into the bloods­tream.

-Carry inform­ation from one part of the body to another.
-Can be steroids, proteins, glycop­rot­eins, polype­ptides, amines, or tyrosine deriva­tives.
-Secreted directly into the blood when a gland is stimul­ated.
-Once secreted, the hormones are transp­orted in the blood plasma.
-Hormones diffuse out of the