Life Science Ch 15 Transport

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Across
  1. 7. This goes up when your heart squeezes blood some 60 times in a minute
  2. 10. any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange
  3. 12. a collection of the extra fluid that drains from cells and tissues in your body and isn't reabsorbed into your capillaries
  4. 13. a hollow, muscular tube inside the neck that starts behind the nose and opens into the larynx and esophagus
  5. 15. Where air first enters into the body and is warmed and moistened
  6. 16. small, bean-shaped organs that filter substances in your body and help fight infections
  7. 17. Tube that brings blood to the heart
  8. 19. Fights infections and exists in the blood
Down
  1. 1. delicate blood vessels that exist throughout your body. They transport blood, nutrients and oxygen to cells in your organs and body systems.
  2. 2. a cartilaginous tube that connects the larynx to the bronchi of the lungs
  3. 3. the right one receives blood from the body
  4. 4. A large airway that leads from the trachea (windpipe) to a lung
  5. 5. Tube that brings blood away from the heart
  6. 6. What you feel in your wrist or neck because of the change in blood pressure in you heart
  7. 8. Carries oxygen in the blood
  8. 9. small, colorless cell fragments in our blood that form clots and stop or prevent bleeding
  9. 11. hollow tube in the middle of your neck, just above your trachea (windpipe) and behind your esophagus
  10. 13. About half our blood is made of this mostly watery substance
  11. 14. The part of the heart that actually squeezes the blood
  12. 18. Prevents blood in the heart from going backwards