From Cels to Organ System

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Across
  1. 1. lies underneath the epidermis
  2. 4. secretes hormones into the blood
  3. 5. organisms that consists of many cells
  4. 8. seal plasma membranes tightly together
  5. 9. groups of specialized cells
  6. 10. divides body into front and back
  7. 11. transmits electrical impulses long distances
  8. 12. collagen & elastic and reticular belongs to
Down
  1. 2. skeletal & cardiac and smooth belongs to
  2. 3. junction that provides most communication in cells
  3. 5. provides the strength
  4. 6. RBC & WBC and platelets consists of
  5. 7. tissue that stores energy in fat form
  6. 11. junction allows tissues to stretch & bend
  7. 13. muscle activated only by nerves