endocrine system

4. : Class of hormones including testosterone; responsible for male traits and reproduction.
5. : Steroid hormone responsible for female sexual development and menstrual regulation.
6. : Hormone that inhibits osteoclast activity to reduce blood calcium levels.
7. : Stimulates adrenal cortex to produce glucocorticoids under stress.
10. : Small pea-sized gland in the brain controlling most endocrine functions.
13. : Hormone that increases blood calcium by acting on bones and kidneys.
14. : Posterior pituitary hormone linked to uterine contractions and emotional bonding.
15. : (Easy) Hormone that helps cells absorb glucose from the blood.

1. : Hormone preparing the uterus for embryo implantation.
2. : Gland regulating metabolism via T3 and T4 hormones.
3. : Hormone that raises blood sugar by stimulating glycogen breakdown in the liver.
5. : Fight-or-flight hormone released by the adrenal medulla.
8. : (Easy) Gland active during childhood for T-cell maturation.
9. : Photosensitive gland influencing circadian rhythm and secreting melatonin.
11. : Pituitary hormone controlling thyroid hormone secretion.
12. : Glands with cortex and medulla; involved in stress, metabolism, and fluid balance.
16. : Clusters in the pancreas producing insulin and glucagon.