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Across 3. Gland located in the throat, just below the larynx 4. Gland which is the connection between the endocrine and nervous system 6. Hormones, secreted by the adrenal gland, which control concentration of minerals and electrolytes in the blood 8. Type of regulation when a cell increases sensitivity to a hormone 12. Hormones, secreted by the adrenal gland, which stimulate masculine characteristics 14. Portion of the adrenal gland which secretes epinephrine and norepinephrine 17. Type of regulation when a cell decreases sensitivity to a hormone 18. Hormone, produced by the thyroid, which decreases blood calcium 20. Ductless gland which secretes a hormone 21. Hormone which regulates biological clock 24. Category of hormone which can diffuse directly from the blood through the cell membrane 25. Hormone, produced by the hypothalamus, which stimulates smooth muscle contraction 27. Category of hormone which must bind to a receptor protein on the target cell 28. Tiny glands located on the back of the thyroid 29. Organ important in glucose regulation 31. Portion of the adrenal gland which secretes corticosteroids 32. Portion of the pituitary which makes hormones 33. Chemical messengers, secreted into the blood stream, which have characteristic effects on target cells 34. Specific cells in a particular organ affected by a hormone

Down 1. Glands which sit on top of the kidney and have a rich blood supply 2. Hormone, produced by the pituitary, which stimulates secretion of estrogen by the follicle 3. Gland which is important in the immune system 5. Hormone, produced by the pituitary, which stimulates body growth 7. Hormone, secreted by the pancreas, which decreases blood glucose levels 9. Hormone, produced by the pituitary, which stimulates milk production 10. Hormone, produced by the hypothalamus, which stimulates water retention 11. Hormone, secreted by the pancreas, which increases blood glucose levels 12. Hormones, secreted by the adrenal gland, which regulate metabolism and resistance to stress 13. Hormone, secreted by the ovaries, responsible for female sexual characteristics 15. Hormone, secreted by the testes, responsible for male sexual characteristics 16. Portion of the pituitary which stores hormones made by the hypothalamus 19. Hormone, produced by the parathyroid, which increases blood calcium 22. Hormone, produced by the pituitary, which stimulates estrogen and ovulation 23. Protein on inside or outside of cell membranes which recognize specific molecules 26. Gland which empties secretions into ducts 28. Gland which regulates biorhythms 30. Stimulated within the cell when a hormone binds to a receptor, and used to stimulate enzymes