Review: Human Body

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Across
  1. 4. : Inner layer of skin, under the epidermis.
  2. 6. Intestine : Water and minerals are absorbed in the body (organ in the digestive system).
  3. 8. : Large muscle between the chest and the abdomen.
  4. 10. : Organ of excretory system that filters waste from the blood.
  5. 13. : Skeletal muscles are called _________ muscles because you can control them.
  6. 14. : Starches and sugars are another words for ____________.
  7. 15. : The ______________ is the biggest part of the brain.
  8. 17. : Substances that speed up chemical reactions in the body.
  9. 18. : There are 4 __________ in the heart.
  10. 20. : Cells that carry messages to and from the brain and spinal cord.
  11. 21. : Central control system of the body.
  12. 22. : This part of the brain is responsible for balance and coordination.
  13. 25. : A material found in some food (bread, vegetables) that help you digest.
  14. 26. : Tiny sacs in the lungs where oxygen enters the blood and carbon dioxide leaves the blood.
  15. 28. : Makes up over half of the body`s weight; carries nutrients throughout the body and helps remove waste.
  16. 29. : Softens and lubricates food to make it easier to swallow.
  17. 31. : Places where bones meet.
  18. 32. : Blood vessels that carry blood back to the heart.
Down
  1. 1. : Delivers essential nutrients and oxygen throughout the body.
  2. 2. : The largest organ your body has.
  3. 3. : Also known as the windpipe.
  4. 5. : Your bodies largest artery.
  5. 7. : Muscular tube leading from the mouth to the stomach.
  6. 9. : Bottom layer of the skin where the roots of your hair are found.
  7. 11. : ___________ muscles work automatically, you do not need to think about controlling them (e.g., heart beating).
  8. 12. : Food has three basic nutrients; fats, carbohydrates and __________.
  9. 16. : A short tube that helps us to make sound, located in the throat.
  10. 17. : The thin outer layer of skin.
  11. 19. : An organ that stores urine.
  12. 22. : The building block of all living things
  13. 23. : The skin produces extra ________ to act as a shield to prevent UV rays from damaging.
  14. 24. : A muscular organ that pumps blood.
  15. 25. : The longest bone in your body is called the ________ bone.
  16. 27. : The digestive system has parts called _______ that work together.
  17. 30. : Each lung is made up of different sections called _________.