LMAC'S PE REVISION

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Across
  1. 2. Attaches muscle to bone.
  2. 4. acid A by-product of the Anaerobic Glycolysis system.
  3. 6. The act of breathing in.
  4. 7. Prevent back-flow.
  5. 9. output The volume of blood pumped out of the heart per minute.
  6. 10. The part of the muscle fibre encasing the actin and myosin filaments.
  7. 11. The heel bone.
  8. 14. twitch Muscle fibres best suited to endurance activities.
Down
  1. 1. Muscle fibres that run at an angle to the tendon (75% of skeletal muscles).
  2. 3. The body's main food fuel.
  3. 5. Blood circulation throughout the entire body - ________ circulation.
  4. 6. Muscle contraction in which the muscle length does not change.
  5. 8. The type of muscle found on the walls of blood vessels and certain organs such as the stomach.
  6. 12. band The part within a sarcomere in which the actin and myosin cross over.
  7. 13. Grape- like structures at the end of bronchioles.