| Endocrine gland | Hormone | Function/ deficiency symptoms | |
| (1) | Anterior pituitary | Oxytocin | Stimulates uterus contraction during child birth |
| (2) | Posterior pituitary | Growth Hormone (GH) | Oversecret-ion stimulates abnormal growth |
| (3) | Thyroid gland | Thyroxine | Lack of iodine in diet results in goitre |
| (4) | Corpus luteum | Testosterone | Stimulates spermatog- enesis |