On Body Systems

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Across
  1. 1. It is a rise in the body’s temperature due to a reaction to infection
  2. 4. Semifluid mixture of food and gastric juice in the stomach
  3. 9. Chemical that dilates blood vessels and causes them to become “leakier”, making it permeable to fluids and WBC
  4. 13. Infection with the bacteria Mycobacterium tuberculosis
  5. 14. Substance that triggers and allergy; includes food, dust mites, pollen, fur, and oils
  6. 15. A condition in which the immune system lacks one or more essential components
  7. 18. A cartilage flap that covers the glottis so that food will enter the esophagus, not the lungs
  8. 19. These are the finest branches of the bronchi
  9. 21. Tiny sac with a wall of epithelial tissue that is one cell layer thick
  10. 22. Process of controlling the concentration of ions in their body fluids
  11. 24. Disease caused by fatty deposits in the walls of the artery
  12. 26. It is the fluid of the circulatory system that carries important substances like oxygen and glucose
  13. 27. It is the elimination of metabolic wastes
  14. 29. Scavenger cells that engulf and destroy bacteria and debris
  15. 30. Tube that connects the bladder with the outside of the body
Down
  1. 2. Tiny fingerlike projections that absorb nutrients found in the small intestine
  2. 3. An enzyme that digests protein
  3. 5. This is caused by antibodies produced against incompatible blood types
  4. 6. Narrowing of blood vessels that occurs when arterioles contract
  5. 7. Rhythmic waves of contraction that propel food in one direction
  6. 8. Substance that stimulates active immunity against pathogen without causing any illness
  7. 10. Mineral-hardened structures embedded in the jaws
  8. 11. It is the external entrance to the nasal cavity
  9. 12. Pigment that makes red blood cells appear red; a protein that carries oxygen
  10. 16. Entrance of food into the digestive tract
  11. 17. This hormone stimulates the production of sodium channels in the nephron
  12. 20. It is where cells and cell fragments are suspended; also called extracellular matrix
  13. 23. Liquid waste formed after cleansing the blood
  14. 25. Another term for white blood cells
  15. 28. Functional units of the kidney