ZOO EXAM 2 ARTHROPODA

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ZOO EXAM 2 ARTHROPODA
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2010-10-16 20:48:53
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ZOO EXAM 2 ARTHROPODA
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  1. THE MOST EXTENSIVE PHYLUM IN THE ANIMAL KINGDOM
    Phylum: Arthropoda
  2. Spiders, ticks, scorpions,insects, crustaceans.
    PHYLUM?
    ARTHROPODA
  3. NAME 6 CHARACTERISTICS IN COMMON WITH THE ANNELIDS
    • Bilateral symmetry
    • External segmentation
    • Nervous system (cephalization and dorsal brain)
    • Three germ layers
    • Organ systems
    • Coelomic cavity
  4. NAME 8 WAYS ARTHROPODS ARE DIFFERENT THAN ANNELIDS
    • Fixed number of segments in adults.
    • Usually lack intersegmental septa.
    • Segmented body divided into tagmata.
    • Jointed appendages: often specialized.
    • Coelomic cavity reduced; main body cavity is called the hemocoel and contains blood.
    • Open circulatory system.
    • Complex muscular system with striated muscles.
    • Exoskeleton of cuticle containing chitin.
  5. WHAT THE HELL IS TAGMATA AND WHO HAS IT?
    • ARTHROPODS.
    • groups of fused segments that are specialized to perform a particular function
    • 1)head, thorax, abdomen
    • 2)cephalothorax, abdomen
    • 3)head and trunk
  6. NAME 3 JOINTED APPENDAGES OF ARTHROPODS
    • Chelicerae (ke-lis’-aray) anterior pr. of appendages with fangs connected to poison gland for defense and food gathering
    • Pedipalps - have parts for chewing
    • Walking legs - 4 pair for walking
  7. LOCATE THE Chelicerae & Pedipalps




































  8. Phylum: Arthropoda
    RESPIRATION
    • Body surface
    • Book lungs: air pockets
    • Gills
    • Trachea (air tubes)
  9. IN ARTHROPODA, Excretory glands are modified nephridium called
    WHAT AND LOCATION?
    • coxal.
    • open at 1st and 3rd walking legs.
  10. malpighian tubules DRAIN INTO THE ----- -----
    THAT REABSORB K+ & H20.
    rectal glands
  11. LABEL
  12. Phylum: Arthropoda
    REPRODUCTION
    • DIOECIOUS.
    • SOME METAMORPHSIS.
  13. WHEN A BUTTERFLY IS IN A COCOON, WHAT STAGE IS IT?
    PUPAL OR CHRYSALIS STAGE
  14. ANOTHER NAME FOR ECDYSIS
    MOLTING OF EXOSKELETON.
  15. BEES AND ANTS,
    WHAT PHYLUM?
    ARTHROPODS
  16. MOST OF THE BUTTERFLY LIVE IS IN THE LARVAL STAGE.
    • TRUE.
    • Egg, larva, pupa, adult.
  17. Trilobites probably had their beginnings before the ------ period, in which they flourished.
    They have been extinct for ------- years.
    • Cambrian.
    • 200 million.
  18. CLASSIFICATION OF A SPIDER
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
    • ORDER : ARANEAE
  19. giant water scorpion
    CLASSIFICATION
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
  20. Class: Arachnida
    WHAT SUBPHYLUM?
    • Subphylum Chelicerata
    • Ke-lis’e-ra’ta
  21. Subphylum: Chelicerata
    Class: Arachnida
    ORDER: ARANEAE
    ANATOMY?
    2 tagmata =cephalothorax and abdomen
  22. ONE of a pair of the most anterior head appendages on the members of the subphylum
    Chelicerata, NAME IT.
    • CHELICERAE
    • (ke-lis’-aray)
  23. They were among the first arthropods to move into terrestrial habitats.
    • Subphylum: Chelicerata
    • Class: Arachnida
  24. WHAT THE HELL IS A CEPHALOTHORAX AND WHO HAS IT?
    • fused head and thorax.
    • PHYLUM ARTHROPOD
    • Subphylum: Chelicerata
    • Class: Arachnida
  25. ARACHNID FEEDING PROCESS
    Arachnids typically feed by releasing digestive enzymes over or into their prey and then sucking the predigested liquid.
  26. IN ARACHNIDS, THE COXAL GLAND IS ALSO KNOWN AS A ....
    AND OPENS AT WHAT SEGMENTS?
    • modified nephridia.
    • opens at segments 1&3
  27. SPIDER RESIPRATION
    WHERE AND WHAT?
    • ABDOMEN.
    • BOOK LUNG.
  28. BLACK WIDOW VENOM IS WHAT TYPE?
    NEUROTOXIN.
  29. BROWN RECLUSE VENOM TYPE?
    HEMOLYTIC.
  30. Scorpions.
    CLASSIFICATION.
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
    • ORDER : Scorpiones
  31. SOME SAY most ancient of terrestrial arthropods and comprise about 1400 species worldwide.
    WHO
    • SCORPIONS.
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
    • ORDER : Scorpiones
  32. CLASSIFICATION OF A HARVESTMAN SPIDER.
    • DADDY LONG LEGS.
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
    • ORDER : Opiliones
  33. PHYLUM ARTHROPOD
    Subphylum Chelicerata (Ke-lis’e-ra’ta)
    CLASS: ARACHNIDA
    ORDER : Opiliones
    WHO?
    DADDY LONG LEGS
  34. THE ONE FEATURE THAT SPIDERS DON'T HAVE BUT Opiliones DO?
    DADDY LONG LEGS Abdomen and cephalothorax widely joined and abdomen shows external segmentation – features that spiders do not have.
  35. THE SISTE GROUP TO THE SCORPIONS IS?
    • THE ORDER OF Opiliones.
    • DADDY LONG LEGS.
  36. PHYLUM ARTHROPOD
    Subphylum Chelicerata (Ke-lis’e-ra’ta)
    CLASS: ARACHNIDA
    ORDER : ACARI
    WHO?
    TICKS & MITES
  37. TICKS & MITES
    CLASSIFIFCATION
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
    • ORDER : ACARI
  38. Are the most medically and economically important arachnids.
    • PHYLUM ARTHROPOD
    • Subphylum Chelicerata (Ke-lis’e-ra’ta)
    • CLASS: ARACHNIDA
    • ORDER : ACARI
    • TICKS & MITES
  39. PHYLUM ARTHROPOD
    Subphylum Chelicerata (Ke-lis’e-ra’ta)
    CLASS: ARACHNIDA
    ORDER : ACARI
    1 SPECIAL BODY CHARACTERISTIC
    Exhibit complete fusion of cephalothorax and abdomen (differ from all other arachnids).
  40. THE LARVAL STAGE OF A MITE?
    CHIGGER.
  41. ROCKY MTN SPOTTED FEVER IS CAUSED BY ------ THAT CARRY --------.
    • TICKS
    • TULAREMIA BACTERIA.
  42. The sharing of derived characters between annelids and arthropods gives strong support to the hypothesis that both phyla originated from a line of
    WHAT?
    coelomate segmented protostomes
  43. Arthropods are advanced over the annelids because?
    3 REASONS
    • 1)Specialized appendages
    • 2)Tagmatization with specializations
    • 3)Diversity of forms in arthropods

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