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Learn about neurotransmitters, mediators, and molecules in the endocrine system. Discover how hormones regulate body functions, affecting various organs through receptors. Explore types of hormones, transport mechanisms, and disorders like Cushing's syndrome and hyperthyroidism.
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neurotransmitter hormone hormone: mediator molecule released in one part of body but regulates activity in another part
hormone receptors Circulating Local
“free” transport Bound to transport protein • Lipid • Soluble: • steroid • thyroid • NO • Water • Soluble: • amine • peptide • eicosanoid
Pituitary Hormones
giantism pituitary dwarfism
pitocin oxytocin
hyperthyroidism (Grave's disease) hypothyroidism (cretinism)
Jet lag Seasonal affective disorder (SAD)
Hormones for • maturation of • T cells • May retard • aging