definition unit 2

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  1. 1. Human Body Relation It is the most importans organ in our body.
  2. 2. Brain The mass of nerve tissue in the head
  3. 3. Iris Round coloured part of your eye
  4. 4. Muscle Tissue composed of long cells to controct or relax to produce movements
  5. 5. Neuron Special cell that is capable of sending commands to muscles
  6. 6. Skeletal System Bones of humans or animals
  7. 7. Skull The bony fromework of the head
  8. 8. Smell Give off or have and odor
  9. 9. Taste Sense organs that detect taste
  10. 10. Senses 1-Singt 2-Hearing 3-Smell 4-Taste 5-Touch
  11. 11. The Nevious System 1-Cerebrum 2-Cerebellum 3-Medulla 4-Cranium 5-Spinal Cord
  12. 12. Skeletal System The bones,joints,ligaments and cartlage in our body from our skeleton. Thera are 206 bones in our body.
  13. 13. Muscular System We have three types of muscles: skeletal, smooth and cardiac