Gen Bio II: Crossword Puzzle

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Across
  1. 4. The body's chemical messenger
  2. 7. Spongy material at the center of bones
  3. 8. Accessory organ of skin made up of columns tightly packed dead keratinocytes
  4. 9. Acts as the connector between the endocrine and nervous system
  5. 11. Helps in maintaining the moisture of the nose
  6. 12. Horseshoe-shaped bone
  7. 13. Skeletal structure of the head that supports face and protects the brain
  8. 15. Transports nutrients, oxygen, and more to all parts of the body
  9. 17. Small, sensitive, erectile part of the female reproductive organ
  10. 19. Responsible for keeping blood pumping
  11. 22. Tiny sacs in the lungs
  12. 23. Where offspring are conceived
  13. 26. Long, thin, and muscular tube that connects the pharynx to the stomach
  14. 28. A type of enzyme that breaks down protein
  15. 29. Largest Lymphatic Organ
  16. 32. Used in breathing and provides oxygen
Down
  1. 1. Bones that protects the organs at the chest area
  2. 2. inner most layer of the hair (not present in all hairs)
  3. 3. Thin muscular tube that carries away urine from the kidney to the bladder
  4. 5. Responsible for general movement
  5. 6. A hormone that increases blood pressure, heart rate, and metabolism
  6. 10. Gaps or nodes in the myelin sheath
  7. 14. A lung that is narrow to make room for the heart
  8. 16. Expels Urine
  9. 18. Found in the walls of hollow organs (stomach airways and blood vessels)
  10. 20. Helps in excretion by producing sweat
  11. 21. A type of enzyme that breaks down fats
  12. 22. Fiber which carries impulses away from cell body
  13. 24. Where sperms are produced
  14. 25. Has a size of two adult hands and acts as a pump in the circulatory system
  15. 27. made of sheets of hardened keratinocytes
  16. 30. fluid goes between the cells and brings nourishment and carries away damaged cells, cancer cells, and germs
  17. 31. Basic functional cell of the nervous system