Physical education

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Across
  1. 4. movement is opposite to elevation.
  2. 6. largest cartilage in human body
  3. 9. movement of forearm moving upward.
  4. 10. hind part of the head.
  5. 11. circulation of blood between heart and lungs
  6. 18. formed in the empty part of bones.
  7. 20. passes through the vertebral column.
  8. 21. collection of five vertebrates.
Down
  1. 1. upper and broadest part of rib cage
  2. 2. movement towards the middle line of scapula.
  3. 3. othername of neutophils
  4. 5. forehead and upper part.
  5. 7. forms the membrane of the bone.
  6. 8. movement of the foot upward.
  7. 12. helps in conversion of fibrinogen into fibrin
  8. 13. three muscles of posterior
  9. 14. broadest of the back
  10. 15. product of stroke volume and heart rate
  11. 16. commonly called as pecs
  12. 17. demand for oxygen is greater than the supply.
  13. 19. upper flat part of the hip.