Introduction to Nematodes

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Across
  1. 6. Longitudinal nerve trunks and esophageal and rectal ____ are the main components of the nematode nervous system
  2. 7. Direct life cycle of nematodes
  3. 9. Number of life stages in nematode life cycle
  4. 10. Number of larval stages in the nematode life cycle
  5. 12. Enzymes secreted by the secretory-excretory system aid in osmoregulation and ____
  6. 16. Chemoreceptors of nematodes
  7. 17. Reproductive scheme of most nematodes
  8. 18. Female has ____ set(s) of reproductive parts
  9. 19. The stage of larval development that is infective to a host
  10. 20. Structures that help male position around female cloaca to allow sperm transfer
Down
  1. 1. “Teeth”
  2. 2. May be a diagnostic structure for the organism
  3. 3. Cephalic papillae serve as ____ structures of nematodes
  4. 4. System present in nematodes that is lacking in cestodes
  5. 5. Indirect life cycle of nematodes
  6. 8. Seminal vesicles are used to store ____
  7. 11. Nematodes possess a ____ or false body cavity
  8. 13. Cuticular folds
  9. 14. Developmental arrest used to help larvae survive adverse conditions
  10. 15. Tactile chemosensory receptors