Conc.2

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Across
  1. 4. system it is the system which consists of the heart and blood vessels that allow blood to flow through the body
  2. 6. muscle They are muscles that you can control their movement
  3. 7. muscle They are muscles that move automatically and you cannot control their movement
Down
  1. 1. muscles They are muscles which allow the movement of the bones of skeletal system
  2. 2. system it is the system that secretes hormones to control the body temperature and blood pressure
  3. 3. system it is system which consists of lungs and other airways
  4. 5. muscle A type of involuntary muscle which from the heart that contract and relax all time without stopping