Chapter 9 Reading Quiz Review

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Across
  1. 3. glucose is broken down to lactic acid when oxygen is not present
  2. 6. glucose is broken down using oxygen to make ATP
  3. 9. glucose is broken down into pyruvic acid
  4. 10. rodlike contractile element
  5. 12. extension of sarcolemma that conducts nerve impulses in muscle cells
  6. 14. space between axon terminal and the muscle fiber
  7. 15. connective tissue sheath around each muscle fiber
  8. 16. muscle cell
  9. 17. actin and myosin
  10. 19. connective tissue surrounding whole muscle
Down
  1. 1. smooth ER that regulates levels of Calcium ions in muscle cells
  2. 2. muscle attachmentment at movable bone
  3. 4. bundle of muscle cells
  4. 5. basic contractile unit (composed of myofilaments)
  5. 7. striated and voluntary
  6. 8. electrical current through a membrane
  7. 11. a neurotrasmitter
  8. 13. oxygen-binding protein in muscle cells
  9. 14. nonstriated and involuntary
  10. 18. cell membrane of a muscle cell