The Pineal Gland and Circadian Rhythm

STEAM picture   THE PINEAL GLAND AND CIRCADIAN RHYTHM   There are two types of glands within the endocrine system: exocrine glands and endocrine glands.  Exocrine glands are chiefly responsible for the secretion of nonhormonal substances such as sweat and saliva.  Secretion ducts are responsible for the release of the …

Central Nervous System versus Peripheral Nervous System

My STEAM project is about the differences and similarities between the central nervous system (CNS) and the peripheral nervous system (PNS).  In my essay, I placed a focus on amyotrophic lateral sclerosis (ALS) and how it differs from Guillen barre syndrome (GBS).  The end-state of my analysis is to show …