1. Endocrine AxesA Pictorial View of Hormones Nathan Schilaty, DC

2. Thyroid AxisHormonal Control TRH Hypothalamus Pituitary TSH T3 / T4 Thyroid

3. Reproductive AxisHormonal Control GnRH Hypothalamus FSH LH Pituitary Estrogen Testosterone Gonads

4. Adrenal AxisHormonal Control (with Neural Feedback Control) CRH Hypothalamus stress Pituitary ACTH Adrenal Cortex

5. Growth Hormone AxisHormonal Control GHRH GHIH Hypothalamus Pituitary GH Bone Muscle

6. Lactation Axis Hormonal / Mechanical Control PRH PIH Hypothalamus OT Pituitary PRL Breast NOTE: Feedback is mechanical via nipple stimulation

7. ADH AxisNeural Control Hypothalamus Neural stimulation Pituitary ADH Kidney

8. Oxytocin AxisNeural Control Hypothalamus Neural stimulation Pituitary OT

9. Blood SugarHumoral Control glucose Blood Vessel Pancreas Insulin glucose Liver Glucagon Muscle

10. Blood CalciumHumoral Control Ca2+ Blood Vessel Thyroid Calcitonin Ca2+ Parathyroids PTH Bone osteoclasts

11. Circadian Rhythm Neural Control Pineal Gland MT Thyroid Adrenals Gonads