Across
- 2. gland that produces fight/flight hormones
- 5. layer of skin where fat is stored
- 8. closed by a sphincter until urination occurs
- 10. used to warn others of approaching predators
- 12. sense detected by the tongue
- 15. elastic organ collecting urine
- 18. divided into the cortex and medulla
- 19. form of blood carried by veins
- 22. chemical messages moving around the body
- 23. system that controls body functions
- 24. yellow fluid containing waste products
- 26. a tube attached to each kidney
- 29. divided arteries
- 30. speeds up when the autonomic nervous system reacts to danger
- 32. organs of touch around the face and mouth
Down
- 1. tiny tubule in the medulla
- 3. hormones that do not require transport
- 4. _____or flight response to danger
- 6. structure that produces sound
- 7. field of ______. Area visible to an animal
- 9. waterproof top layer of skin
- 11. nervous system that responds to danger
- 13. tube that takes oxygen to the lungs
- 14. hormones transported away from site of release
- 16. tiny organs of gas exchange
- 17. strongest and thickest part of the skin
- 20. part of the brain that regulates balance
- 21. divided veins
- 25. branch off the trachea
- 27. contains valves to prevent backflow of blood
- 28. gland that controls hormone function
- 31. prey species have these on the side of the head