Topic 7: Human Body Systems Crossword Review

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Across
  1. 2. The hard tube air enters once it is taken in by the nose or mouth.
  2. 6. This system moves materials throughout the body in the blood.
  3. 9. In the lungs, gas is exchanged in sacs called _________________.
  4. 11. Arteries branch off into tiny blood vessels called ________.
  5. 13. Small opening in the skin that grows hair.
  6. 15. Carry blood away from the heart
  7. 17. The _________ blood cells help to fight germs in your body.
  8. 18. The brain is made of this type of cell.
  9. 21. This organ pumps blood throughout the body.
  10. 22. Special nerve cells in your body.
  11. 23. This is the rise in temperature that kills germs invading your body.
  12. 26. These organs can ________ or relax.
  13. 30. The chambers of the heart fill up with blood when they ________.
  14. 31. This system removes gaseous waste produced from cells in the body.
  15. 32. This system sends messages throughout your body.
  16. 33. Most digestion occurs here. (2 words, no spaces)
  17. 35. Tiny hairs in your nose and _______ are the first line of defense against infection.
  18. 38. Controls voluntary muscle movements.
  19. 40. These give your body shape.
  20. 41. These need a steady supply of oxygen to function properly.
  21. 47. An organ is a body part with a specific ______________.
  22. 48. The liquid in your mouth that begins to chemically breakdown food.
  23. 49. These types of nerves send signals between the spinal cord and sensory organs.
  24. 50. Bones and __________ work together so your body can move.
  25. 53. These tubes connect the bladder to the kidneys.
  26. 57. A ______________ focuses light on the the back of the eye.
  27. 58. The majority of this liquid is absorbed in the small intestine. A small amount is absorbed in the large intestine.
  28. 59. Made up of tissues
  29. 61. These structures on your tongue pick up signals. (2 words, no spaces)
  30. 63. Muscles cannot push on bones, they can only ____________________.
  31. 64. The largest organ in the body
  32. 65. Made up of group of organs that perform a particular job. (2 words, no spaces)
  33. 69. The cerebellum controls ___________ and coordination.
  34. 70. Your body connects to the world through these organs.
  35. 71. Completely digested food is absorbed through the _______of the villi into the capillaries.
  36. 72. As the blood vessels get closer to the blood vessels, they get _________.
  37. 73. Muscles need _____________ to perform their tasks.
  38. 74. Blood Vessels are located in the bottom of this layer of the skin.
  39. 77. This type of tissue is found in body organs
  40. 78. Sensory receptors in the ear are called _____________. (2 words, no spaces)
  41. 79. Skeletal muscle __________ on bones.
  42. 80. Bones are made of _____________ tissue.
  43. 82. Oxygen is added to blood and waste is removed from these that are located in the lungs.
Down
  1. 1. The type of muscle in the heart.
  2. 3. Cushion between bones.
  3. 4. These organs in the female body produce eggs.
  4. 5. The organ that breaks down fats.
  5. 7. Groups of the same kinds of cells.
  6. 8. How many times your heart beats per minute
  7. 10. Located on the inside of the small intestine, lined with capillaries.
  8. 12. The brain and spinal cord make up the ____________ nervous system.
  9. 14. Carry messages between the motor and sensory neurons.
  10. 16. New skin cells are made at the base on this layer.
  11. 19. The rods and cones are sensory receptors for this organ.
  12. 20. These cause your eardrum to vibrate.
  13. 24. Your bones are part of the ____________ system.
  14. 25. Blood vessels that carry blood to the heart
  15. 27. These kill germs that reach your stomach. (2 words, no spaces)
  16. 28. These types of nerves carry messages from the brain to parts of the body.
  17. 29. This is an important mineral for keeping bones strong.
  18. 34. This system removes waste from the body.
  19. 36. The circulatory system is made up of the heart, blood, and ___________. (2 words, no Space)
  20. 37. The Respiratory system consists of the trachea and tubes that brach off from the trachea called__________________.
  21. 39. These organs filter waste from the body in the excretory system.
  22. 42. All _______________ in your body work together when you perform a task.
  23. 43. Waste from the body passes out through this organ.
  24. 44. This muscle causes air to flow in and out of the lungs.
  25. 45. The main organ of the respiratory system.
  26. 46. Nonliving material contained in bones.
  27. 51. Small hairs in your nose pick up ______ in the air.
  28. 52. These take information from neurons and into cells.
  29. 54. This is the organ inside the nose that contains the sensory receptors for the nose.
  30. 55. Tough ropelike tissue attached to skeletal muscle to bone.
  31. 56. The liver and the ______________ send chemicals to the small intestine to help break down food.
  32. 60. Carries messages to and from the brain. (2 words, no spaces)
  33. 62. Your nerve endings help you feel hot, cold, pain, and ___________.
  34. 66. Capillaries in the kidneys help remove _________________.
  35. 67. The brain stem controls functions in your body such as swallowing and ___________.
  36. 68. These release a liquid to help keep your body cool. (2 words, no spaces)
  37. 75. Where food is churned.
  38. 76. Sensory Receptors take messages to and from this organ.
  39. 79. Muscles work in ________ to move bones.
  40. 81. Oxygen and ____________ are carried by blood move from capillaries to cells.