Physical education

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