Topic 7: Human Body System
Across
- 1. These release a liquid to help keep your body cool. (2 words, no spaces)
- 3. These structures on your tongue pick up signals. (2 words, no spaces)
- 8. Made up of group of organs that perform a particular job. (2 words, no spaces)
- 9. Tiny hairs in your nose and _______ are the first line of defense against infection.
- 10. As the blood vessels get closer to the blood vessels, they get _________.
- 12. Small opening in the skin that grows hair.
- 15. This is the organ inside the nose that contains the sensory receptors for the nose.
- 16. The liquid in your mouth that begins to chemically breakdown food.
- 17. The type of muscle in the heart.
- 19. Muscles need _____________ to perform their tasks.
- 20. True or False: Capillaries in the kidneys help remove waste.
- 21. Carry blood away from the heart
- 23. The _________ blood cells help to fight germs in your body.
- 24. How many times your heart beats per minute
- 27. This is the rise in temperature that kills germs invading your body.
- 28. The rods and cones are sensory receptors for this organ.
- 32. The liver and the ______________ send chemicals to the small intestine to help break down food.
- 33. Oxygen is added to blood and waste is removed from these that are located in the lungs.
- 35. The chambers of the heart fill up with blood when they ________.
- 36. These need a steady supply of oxygen to function properly.
- 37. Carry messages between the motor and sensory neurons.
- 42. This muscle causes air to flow in and out of the lungs.
- 43. These kill germs that reach your stomach. (2 words, no spaces)
- 45. Blood Vessels are located in the bottom of this layer of the skin.
- 51. An organ is a body part with a specific ______________.
- 53. Muscles work in ________ to move bones.
- 55. The hard tube air enters once it is taken in by the nose or mouth.
- 56. Controls voluntary muscle movements.
- 57. All _______________ in your body work together when you perform a task.
- 58. A ______________ focuses light on the the back of the eye.
- 60. This organ pumps blood throughout the body.
- 61. Sensory receptors in the ear are called _____________. (2 words, no spaces)
- 63. Completely digested food is absorbed through the _______of the villi into the capillaries.
- 64. Tough ropelike tissue attached to skeletal muscle to bone.
- 66. Oxygen and ____________ are carried by blood move from capillaries to cells.
- 70. These tubes connect the bladder to the kidneys.
- 71. This system removes waste from the body.
- 73. These take information from neurons and in to cells.
- 75. The brain and spinal cord make up the ____________ nervous system.
- 76. The majority of this liquid is absorbed in the small intestine. A small amount is absorbed in the large intestine.
- 77. These organs in the female body produce eggs.
Down
- 1. This type of tissue is found in body organs
- 2. Special nerve cells in your body.
- 4. Carries messages to and from the brain. (2 words, no spaces)
- 5. True or False: Muscles can push to move bones?
- 6. This system removes gaseous waste produced from cells in the body.
- 7. Arteries branch off into tiny blood vessels called ________.
- 11. The brain stem controls functions in your body such as swallowing and ___________.
- 13. Bones are made of _____________ tissue.
- 14. The circulatory system is made up of the heart, blood, and ___________. (2 words, no Space)
- 18. Small hairs in your nose pick up ______ in the air.
- 22. The brain is made of this type of cell.
- 24. Your nerve endings help y ou feel hot, cold, pain, and ___________.
- 25. These cause your eardrum to vibrate.
- 26. These types of nerves carry messages from the brain to parts of the body.
- 29. These organs filter waste from the body in the excretory system.
- 30. The cerebellum controls ___________ and coordination.
- 31. This is an important mineral for keeping bones strong.
- 32. Skeletal muscle __________ on bones.
- 34. Bones and __________ work together so your body can move.
- 38. This system sends messages throughout your body.
- 39. The largest organ in the body
- 40. Located on the inside of the small intestine, lined with capillaries.
- 41. The main organ of the respiratory system.
- 44. New skin cells are made at the base on this layer.
- 46. Your bones are part of the ____________ system.
- 47. These organs can ________ or relax.
- 48. This system moves materials throughout the body in the blood.
- 49. Where food is churned.
- 50. Cushion between bones.
- 52. Groups of the same kinds of cells.
- 54. Blood vessels that carry blood to the heart
- 57. Most digestion occurs here. (2 words, no spaces)
- 59. Made up of tissues
- 62. The organ that breaks down fats.
- 65. Nonliving material contained in bones.
- 67. Sensory Receptors take messages to and from this organ.
- 68. Your body connects to the world through these organs.
- 69. Waste from the body passes out through this organ.
- 72. These give your body shape.
- 74. These types of nerves send signals between the spinal cord and sensory organs.