chemical coordination

LH stimulates

Synthesis and secretion of androgens from leydig

Spermatogenesis regulated by

FSH and androgens

Vasopressin acts mainly on kidney and stimulates

Resorption of water and electrolytes

RBC formation supported by

Androgens

Thyroxine

Peptide hormones

Parathyroid

Glucagon

Thymosin

Insulin

Glucocorticoids

Glucose increases

Catabolic hormone

RBC production increase

Anti allergic stress hormone

Carb metabolism

Glucagon acts on

Hepatocytes

Insulin acts on

Hepatocytes and adipocytes

Male sexual behaviour libido by

Androgens on CNS

Androgens

Produce anabolic effect of protein and carb metabolism